Yearly & Monthly weather - Port Nelson, The Bahamas

The climate of Port Nelson

Port Nelson, located in The Bahamas, thrives in a tropical rainforest climate, represented by Köppen climate classification. Its geographical coordinates, with its proximity to the equator, result in a fairly stable climate year-round, characterized by high temperatures and substantial rainfall. The abundance of sunshine further enhances the tropical allure of this location.

Temperatures undergo a minimal shift in Port Nelson throughout the year, coupled with consistent relative humidity, ranging typically from 74% to 80%. The high temperatures oscillate between 23.8°C (74.8°F) (March) and 28.9°C (84°F) (August), while the low ones fluctuates modestly from 22.6°C (72.7°F) (March) to 27.8°C (82°F) (August and September). Sea temperatures largely mirror terrestrial climate, reaching peaks in August and September, and dipping in February and March. The hours of daylight peak in the June (13.6 hours), fostering the longest day time.

Rainfall inequality is starkly pronounced in Port Nelson. The month of October, records the highest amount of rainfall, as well as the highest number of rainy days (23.4 days), signaling the culmination of the rainy season. The driest month with the least amount of rainfall is February, having fewer rainy days (13.8 days) as a corollary.

Despite the considerable cloud cover, Port Nelson witnesses ample sunshine. The hours of sunshine reach their zenith in the month of July (10.3 hours), whereas December and January marks the nadir (6.2 hours). Wind conditions exhibit a subtlety with a slight rise from 19.4km/h (12.1mph) (June) to 25.6km/h (15.9mph) (December).

The best time to visit Port Nelson

Given the weather circumstances, a trip to Port Nelson in late spring-early summer, precisely from April to June, seems appealing. During this period, high temperatures range from 24.8°C (76.6°F) to 27.7°C (81.9°F) and the low ones oscillating from 23.9°C (75°F) to 27°C (80.6°F). Sea temperatures, also amiable, rising from 25.3°C (77.5°F) to 27.7°C (81.9°F), facilitate various water activities. Despite a moderate rainfall ranging between 39mm (1.54") to 58mm (2.28"), the number of rainy days per month is fairly controlled (14.3 days to 17.8 days). Moreover, the city basks in the longest duration of daylight (from 12.7 to 13.4 hours) and sunshine (10.4 to 10.2 hours).

The worst time to visit Port Nelson

While every season has its charm, the period from September to November is least favored for a trip to Port Nelson. During this interval, high temperatures stand between 28.6°C (83.5°F) and 26.5°C (79.7°F) and the low ones vary from 27.8°C (82°F) to 25.3°C (77.5°F). Meanwhile, the sea temperatures ranging between 29.3°C (84.7°F) to 27.6°C (81.7°F) respectively. The area also registers the highest rainfall during these months, particularly in October, with 129mm (5.08") in total and approximately 23.4 rainy days. Moreover, the duration of daylight gradually recede from 12.3 to 11 hours and the hours of sunshine also show a descending trend (9.4 to 6.2 hours) in this timeframe.

Spring weather in Port Nelson

As spring unfolds in Port Nelson, the temperature springs up from a high of 23.8°C (74.8°F) to 26°C (78.8°F), and from a low of 22.6°C (72.7°F) to 25.2°C (77.4°F) from March to May. Correspondingly, sea temperatures show an upward trend increasing from 24.7°C (76.5°F) to 26.3°C (79.3°F). Rainfall experiences a leap from 26mm (1.02") in March to 83mm (3.27") in May. Meanwhile, the daylight hours fluctuate minimally, advancing from 12 hours to 13.3 hours, while the hours of sunshine increase from 8.6 hours to 9.9 hours.

Summer weather in Port Nelson

Summer in Port Nelson is distinguished by its steady high temperature within the range of 27.6°C (81.7°F) to 28.9°C (84°F), while the low varies between 27°C (80.6°F) to 27.8°C (82°F) from June through August. The same holds true for sea temperatures, which ride from 27.7°C (81.9°F) to reach a new zenith of 29.4°C (84.9°F). Rainfall also shows an incline, rising from 58mm (2.28") to 85mm (3.35"). The hours of daylight linger around 13.4 to 13.6 hours and sunshine holds steady between 10.2 to 10.3 hours.

Autumn weather in Port Nelson

Autumn brings in a dip in temperatures in Port Nelson. High temperatures dwindle down from 28.6°C (83.5°F) to 26.5°C (79.7°F), whereas low ones decrease from 27.8°C (82°F) to 25.3°C (77.5°F) throughout September to November. Sea temperatures also slowly descend from 29.3°C (84.7°F) to 27.8°C (82°F). Meanwhile, the amount of rainfall peaks in October at 129mm (5.08"), signifying the pinnacle of the rainy season. The duration of daylight and sunshine hours both generally decrease, from 12.3 to 11 hours and from 9.4 to 6.2 hours respectively.

Winter weather in Port Nelson

Winter weather in Port Nelson witnesses a sugary glaze of sunny charm. High temperatures stand within the thresholds of 27.9°C (82.2°F) to 24.1°C (75.4°F), while low temperatures wane from 27°C (80.6°F) to 22.8°C (73°F) from December through February. Sea temperatures also follow suit, slipping from 26.5°C (79.7°F) to 24.9°C (76.8°F) in the course of this season. Rainfall volume decreases noticeably, dropping from 53mm (2.09") to 26mm (1.02"). Despite the reduction in hours of daylight from 11 hours to 10.7 hours, the city manages to retain above 9.7 days of sunshine through the winter months.

Weather in January

The Bahamas' New Year begins with the intriguing climate of Port Nelson. Bringing a promising start to the year, January offers stable weather with pleasant temperatures and a good share of sunshine. Humidity levels and pressure parameters remain moderate, not causing significant discomfort to residents or tourists. Weather in January »

Weather in February

February, the last month of the winter in Port Nelson, is also a moderately hot month, with an average temperature fluctuating between 24°C (75.2°F) and 22.8°C (73°F). Port Nelson, The Bahamas, experiences a transition to a still moderately hot 24°C (75.2°F) in average high-temperatures with the arrival of February, not greatly differing from January's 24.1°C (75.4°F). Weather in February »

Weather in March

March, the first month of the spring in Port Nelson, is still a warm month, with temperature in the range of an average high of 23.8°C (74.8°F) and an average low of 22.6°C (72.7°F). Port Nelson notes the coldest temperatures in March, with a high average of 23.8°C (74.8°F) and a low of 22.6°C (72.7°F). Weather in March »

Weather in April

April showers in Port Nelson don't just bring May flowers, but also adorn the weather with captivating climatic variables. The onset of springtime brings certain changes, with a notable increase in the daily sunshine duration. Despite the increase in rainfall from March's 26mm (1.02") to 39mm (1.54"), the weather stays pleasant and enjoyable. Weather in April »

Weather in May

The merry month of May brings noticeable changes to Port Nelson's weather. The air is moderately humid, while the sea temperatures and daylight hours gradually increase, signalling the approaching summer. Rainfall increases significantly, from 39mm (1.54") in April to 83mm (3.27") in May, paving the way for a damper season in the coming months. Weather in May »

Weather in June

June waves the flag of summer in Port Nelson, inviting a different palette of weather characteristics. Despite an increase in rainfall and a drop in wind speed, the month is not characterized as a particularly hard one for those who live there. Weather in June »

Weather in July

July, being the middle of the year, brings with it the mid-summer weather in Port Nelson. An increase in sunshine hours adds a golden hue to the city's charm. The highest rainfall of 64mm (2.52") among the summer months indicates frequent refreshing showers. Weather in July »

Weather in August

As Port Nelson moves towards late summer in August, the weather patterns carry along an alluring essence. Almost resonating with July's climate, August's characteristics project slight variations. Rainfall surges to a noticeable 85mm (3.35"), the month receiving the highest rainfall of the year. Weather in August »

Weather in September

September inherits August's high rainfall trend with a considerable volume of 101mm (3.98"), ranking it as the month with the second-highest precipitation. The changing weather indices show signs of transitioning seasons, as the city bids farewell to summer. Weather in September »

Weather in October

October rings in autumn in Port Nelson, bearing changes in the weather pattern. The significant drop in rainfall from September's 101mm (3.98") to 129mm (5.08") heralds the end of the rainy season. A noticeable decrease in sunshine hours and sea temperature adds to the autumnal feel. Weather in October »

Weather in November

The penultimate month of the year, November brings in elements of late autumn in Port Nelson. The quick transition from the wetter October to a drier month is evident in the reduction of rainfall to 53mm (2.09"). A visible decline in the daylight and sunshine hours marks the approaching winter. Weather in November »

Weather in December

Winter is back in Port Nelson with the arrival of December. The weather displays significant changes from the previous month, threading in winter's distinct elements. A further decrease in rainfall to 40mm (1.57") propounds the drier climate characteristic of the winter months. Weather in December »

Updated: Jan 30, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How many days does it rain in Port Nelson?

Throughout the year, in Port Nelson, The Bahamas, there are 214.6 rainfall days, and 747mm (29.41") of precipitation is accumulated.

What is the month with the least sunshine in Port Nelson?

With an average of 6h of sunshine, January has the least sunshine of the year.

What are the months with the lowest UV index in Port Nelson?

The months with the lowest UV index in Port Nelson are January through April, November and December, with an average maximum UV index of 6.

What is the driest month in Port Nelson?

February and March are months with the least rain in Port Nelson when the rain falls for 13.8 days and typically aggregates up to 26mm (1.02") of rain.

When is the sea coldest in Port Nelson?

The months with the coldest seawater in Port Nelson are February and March, with an average sea temperature of 24.7°C (76.5°F).

What month is the coldest in Port Nelson?

Port Nelson's March weather reaches an average high of 23.8°C (74.8°F) and an average low of 22.6°C (72.7°F), making it the coldest month.

What is the least humid month in Port Nelson?

The months with the lowest humidity in Port Nelson are March and November, with an average relative humidity of 74%.

When is Daylight Saving Time (DST) in Port Nelson?

On Sunday, 10. March 2024, at 02:00, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends on Sunday, 03. November 2024, at 02:00, and the time zone reverts from EDT to EST.

What month has the most sunshine in Port Nelson?

April has the most sunshine of the year in Port Nelson, The Bahamas, with an average of 10.4h of sunshine.

What are the months with the highest UV index in Port Nelson?

May through October, with an average maximum UV index of 7, are months with the highest UV index in Port Nelson.

What is the most humid month in Port Nelson?

With an average relative humidity of 80%, June is the most humid month in Port Nelson.

When are the longest days in Port Nelson?

With an average of 13h and 36min of daylight, June has the longest days of the year in Port Nelson.

What are the warmest months in Port Nelson?

The month of August, characterized by an average high of 28.9°C (84°F) and a low of 27.8°C (82°F), is recognized as the warmest.

When is the sea warmest in Port Nelson?

The month with the warmest seawater in Port Nelson, The Bahamas, is August, with an average sea temperature of 29.4°C (84.9°F).

What is the rainiest month in Port Nelson?

October is the month with the most rainfall in Port Nelson. Rain falls for 23.4 days and accumulates 129mm (5.08") of precipitation.

What is the month with the shortest days in Port Nelson?

With an average of 10h and 42min of daylight, December has the shortest days of the year in Port Nelson.

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Year J F M A M J J A S O N D

Average temperature
Port Nelson, The Bahamas

Average high temperature in January:
24.1°C
Average high temperature in February:
24°C
Average high temperature in March:
23.8°C
Average high temperature in April:
24.8°C
Average high temperature in May:
26°C
Average high temperature in June:
27.6°C

Average high temperature in July:
28.4°C
Average high temperature in August:
28.9°C
Average high temperature in September:
28.6°C
Average high temperature in October:
27.9°C
Average high temperature in November:
26.5°C
Average high temperature in December:
25.2°C

The warmest month (with the highest average high temperature) is August (28.9°C).
The month with the lowest average high temperature is March (23.8°C).

Average low temperature in January:
22.8°C
Average low temperature in February:
22.8°C
Average low temperature in March:
22.6°C
Average low temperature in April:
23.9°C
Average low temperature in May:
25.2°C
Average low temperature in June:
27°C

Average low temperature in July:
27.7°C
Average low temperature in August:
27.8°C
Average low temperature in September:
27.8°C
Average low temperature in October:
27°C
Average low temperature in November:
25.3°C
Average low temperature in December:
23.9°C

The months with the highest average low temperature are August and September (27.8°C).
The coldest month (with the lowest average low temperature) is March (22.6°C).

Average pressure
Port Nelson, The Bahamas

Average pressure in January:
1018.8mbar
Average pressure in February:
1018.6mbar
Average pressure in March:
1018.4mbar
Average pressure in April:
1017.1mbar
Average pressure in May:
1016.5mbar
Average pressure in June:
1016.7mbar

Average pressure in July:
1017.6mbar
Average pressure in August:
1016.1mbar
Average pressure in September:
1014.2mbar
Average pressure in October:
1013.3mbar
Average pressure in November:
1015.4mbar
Average pressure in December:
1017.9mbar

The month with the highest atmospheric pressure is January (1018.8mbar).
The month with the lowest atmospheric pressure is October (1013.3mbar).

Average wind speed
Port Nelson, The Bahamas

Average wind speed in January:
25km/h
Average wind speed in February:
24.7km/h
Average wind speed in March:
24.4km/h
Average wind speed in April:
23.4km/h
Average wind speed in May:
22.3km/h
Average wind speed in June:
19.4km/h

Average wind speed in July:
22.2km/h
Average wind speed in August:
21.9km/h
Average wind speed in September:
19.5km/h
Average wind speed in October:
22.6km/h
Average wind speed in November:
25.1km/h
Average wind speed in December:
25.6km/h

The windiest month (with the highest average wind speed) is December (25.6km/h).
The calmest month (with the lowest average wind speed) is June (19.4km/h).

Average humidity
Port Nelson, The Bahamas

The month with the highest relative humidity is June (80%).
The months with the lowest relative humidity are March and November (74%).

Average rainfall
Port Nelson, The Bahamas

The wettest month (with the highest rainfall) is October (129mm).
The driest months (with the least rainfall) are February and March (26mm).

Average rainfall days
Port Nelson, The Bahamas

Average rainfall days in January:
15.7 days
Average rainfall days in February:
13.8 days
Average rainfall days in March:
14.2 days
Average rainfall days in April:
14.3 days
Average rainfall days in May:
18.2 days
Average rainfall days in June:
17.8 days

Average rainfall days in July:
19.9 days
Average rainfall days in August:
19.8 days
Average rainfall days in September:
21.2 days
Average rainfall days in October:
23.4 days
Average rainfall days in November:
18.4 days
Average rainfall days in December:
17.9 days

The month with the highest number of rainy days is October (23.4 days).
The month with the least rainy days is February (13.8 days).

Average sea temperature
Port Nelson, The Bahamas

Average sea temperature in January:
24.9°C
Average sea temperature in February:
24.7°C
Average sea temperature in March:
24.7°C
Average sea temperature in April:
25.3°C
Average sea temperature in May:
26.3°C
Average sea temperature in June:
27.7°C

Average sea temperature in July:
28.8°C
Average sea temperature in August:
29.4°C
Average sea temperature in September:
29.3°C
Average sea temperature in October:
28.7°C
Average sea temperature in November:
27.8°C
Average sea temperature in December:
26.5°C

The best month for swimming (with the highest average sea temperature) is August (29.4°C).
The coldest months (with the lowest average sea temperature) are February and March (24.7°C).

Average daylight / Average sunshine
Port Nelson, The Bahamas

Average daylight in January:
10h and 5min
Average daylight in February:
11h and 2min
Average daylight in March:
12h and 0min
Average daylight in April:
12h and 4min
Average daylight in May:
13h and 2min
Average daylight in June:
13h and 4min

Average daylight in July:
13h and 2min
Average daylight in August:
12h and 5min
Average daylight in September:
12h and 2min
Average daylight in October:
11h and 4min
Average daylight in November:
11h and 0min
Average daylight in December:
10h and 4min

The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 42min).

Average sunshine in January:
6h and 0min
Average sunshine in February:
6h and 2min
Average sunshine in March:
8h and 4min
Average sunshine in April:
10h and 2min
Average sunshine in May:
9h and 5min
Average sunshine in June:
10h and 1min

Average sunshine in July:
10h and 2min
Average sunshine in August:
10h and 2min
Average sunshine in September:
9h and 2min
Average sunshine in October:
7h and 2min
Average sunshine in November:
6h and 1min
Average sunshine in December:
6h and 1min

The month with the most sunshine is April (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 0min).

Average sunshine days
Port Nelson, The Bahamas

Average sunshine days in January:
9.7 days
Average sunshine days in February:
9.1 days
Average sunshine days in March:
11.3 days
Average sunshine days in April:
10 days
Average sunshine days in May:
9.5 days
Average sunshine days in June:
8.1 days

Average sunshine days in July:
7.1 days
Average sunshine days in August:
6.2 days
Average sunshine days in September:
5.1 days
Average sunshine days in October:
5.3 days
Average sunshine days in November:
5.6 days
Average sunshine days in December:
7.6 days

The month with the most sunshine days is March (11.3 days).
The month with the least sunshine days is September (5.1 days).

Average UV index
Port Nelson, The Bahamas

The months with the highest UV index are May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, November and December (UV index 6).

Average cloud cover
Port Nelson, The Bahamas

The months with the most cloud cover are January and October (Cloud cover 41).
The month with the least cloud cover is April (Cloud cover 35).

Average visibility
Port Nelson, The Bahamas

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

Climate and monthly weather forecastPort Nelson, The Bahamas

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