Yearly & Monthly weather - Guayaguayare, Trinidad and Tobago

The climate of Guayaguayare

Guayaguayare is characterized by a dominant Köppen climate setting, classified as Am - Tropical monsoon. This location experiences a distinct monsoon season. On an annual scale, temperature variations are relatively small but apparent, ranging from moderate monthly averages of 24.7°C (76.5°F) to 26.5°C (79.7°F) on the lower end and higher values peaking at 30.5°C (86.9°F).

Rainfall patterns present the most significant fluctuations throughout the year in Guayaguayare. The amount of precipitation noted goes from low range conditions with showers of 17mm (0.67") to torrential downpours reaching 97mm (3.82"). Similarly, the number of rainfall days shifts significantly from 11.6 days per month to maximum values of 22.7 days.

Contrarily, humidity stays generally steady, with a relative humidity of the atmosphere between 74% and 78%. The visibility maintains a constant average of 10km (6.2mi) all year round. The hours of daylight fluctuate modestly, moving from a low 11.5 hours to a maximum of 12.7 hours. Conversely, sunshine hours depict upward and downward shifts with not less than 6.7 hours and not more than 11.1 hours.

The best time to visit Guayaguayare

Seasonally speaking, the most favorable period to explore Guayaguayare is during the transitional months of April and May. These months exhibit a temperate climate with the temperature high between 29.6°C (85.3°F) to 29.8°C (85.6°F) and the temperature low around 25.8°C (78.4°F) - 26.2°C (79.2°F). Additionally, this is the sunniest time of the year with excitingly longer sunshine hours, peaking around 10 to 10.3 hours.

Furthermore, during these spring months, Guayaguayare experiences a noticeable decrease in rainfall, down to mere 17mm (0.67") - 20mm (0.79") with only 11.6 to 13 days of expected showers. Therefore, visitors during this time will enjoy a favorable combination of warm weather, ample sunshine, and limited rainfall.

The worst time to visit Guayaguayare

The less propitious time to tour Guayaguayare is the monsoon season, which spans particularly from June to September. These months are characterized by frequent heavy rainfall days, up to 21.9 - 22.7 days per month, achieving the year's highest rainfall levels varying around 61mm (2.4") - 97mm (3.82").

Moreover, constant high temperatures and humidity prevail throughout these months. The thermometer consistently hovers around 29.7°C (85.5°F) - 30.5°C (86.9°F), and relative humidity reaches a high point close to 78%. Consequently, the weather during these months might not be enjoyable for some tourists who prefer dry and cooler climates.

Spring weather in Guayaguayare

The spring season in Guayaguayare, which includes months from March to May, offers an attractive weather landscape. The high temperatures stick around 28.9°C (84°F) - 29.8°C (85.6°F), while the lowest temperatures revolve around 25.2°C (77.4°F) - 26.2°C (79.2°F). As regards the daylight, it extends to an average of 12.1 - 12.6 hours, with sunshine hours moving to a range of 8.6 - 10.3 hours per day.

Rain is less common during this season, with rainfall totals slipping from 19mm (0.75") to 20mm (0.79"), and rainfall days restricting to 11.6 - 13.3 days. Larger numbers of sunny days are a highlight of the Guayaguayare spring season.

Summer weather in Guayaguayare

The character of Guayaguayare's summer, starting June and ending August, substantially differs from spring. Temperature highs of up to 30.5°C (86.9°F) but never below 29.7°C (85.5°F) are to be expected. Correspondingly, low temperatures stay within 26°C (78.8°F) - 26.5°C (79.7°F).

Rainfall dramatically increases during this period with heavy rain showers accumulating from 61mm (2.4") to 97mm (3.82") over 20.5 - 21.9 days. As drastic as these changes might be, the summer season showcases a remarkable display of the monsoon climate.

Autumn weather in Guayaguayare

Autumn, composed of September to November in Guayaguayare, experiences a steady climb down from high monsoon precipitation levels. During this period, rainfall varies between 61mm (2.4") and 63mm (2.48"), while the number of rainfall days scales down to 17.9 - 18.8 days.

Days during autumn entail considerable hours of daylight, averaging from 11.7 to 12.2 hours, and sunshine hours measuring from 7.4 hours to 11.1 hours. High temperatures fall back slightly from 30.4°C (86.7°F) to 29.5°C (85.1°F), and low temps stay within the range of 26.1°C (79°F) - 26.5°C (79.7°F).

Winter weather in Guayaguayare

The winter months in Guayaguayare, December through February, retain relatively mild temperatures with high readings oscillating between 28.2°C (82.8°F) and 28.8°C (83.8°F) and low readings measuring as little as 24.7°C (76.5°F) to 25.4°C (77.7°F).

The rainfall recedes to 20mm (0.79") - 23mm (0.91") spread over 13.8 - 16.6 rainy days per month. Despite the reduction in rainfall, the weather during these months remains predominantly humid with relative humidity recording at 75% - 78%. Sunshine hours in winter moderately change from 6.7 hours to 8.7 hours while maintaining steady daylight hours around 11.5 - 11.8 hours.

Weather in January

Kicking off the year, January in Guayaguayare presents a harmonious blend of pleasant daytime temperatures and characteristic oceanic humidity. With moderate downpours, residents won't need to constantly carry umbrellas around. Weather in January »

Weather in February

Transitioning from January, the month of February witnesses a slight increase in temperature and relative humidity. Occasional rain interspersed with ample sunshine promises an inviting tropical ambiance. Notably, the wind speed peaks during this month with an average maximum of 17.3km/h (10.7mph). Weather in February »

Weather in March

March carries forward the enjoyable climate from February, highlighting the beautiful weather Guayaguayare is famous for. Evenings become a tad warmer, a premonition of the oncoming summer. The average rainfall declines to a monthly low of 19mm (0.75"), making it the driest month of the year. Weather in March »

Weather in April

April marks a noticeable shift in the town's weather dynamics. Temperatures slowly start to climb, hinting towards the inception of summer. The monthly rainfall also witnesses a slight decrease in comparison to March. This month boasts the highest daylight per day with an average of 12.4 hours, illuminating the tropical landscapes splendidly. Weather in April »

Weather in May

May is the herald of summer in Guayaguayare, flaunting warmer days and a rich palette of tropical blossoms. Relative humidity and rainfall inches up, hinting at the approaching wet season. The peak daytime temperature reaches a toasty 29.8°C (85.6°F), the pinnacle for the first half of the year. Weather in May »

Weather in June

June in Guayaguayare is all about embracing the rainy season. With temperatures remaining consistent from May, the key change is the significant increase in rainfall. Residents are accustomed to these changing patterns and often enjoy the sporadic showers. Weather in June »

Weather in July

July witnesses abundant precipitation with a jump in the rainfall count to 86mm (3.39"). This makes it the wettest month of the year, receiving maximum downpours. A striking feature of Guayaguayare's summer, the tropical storms can produce beautiful views of dramatic waves along the coastline. Weather in July »

Weather in August

As Guayaguayare steps into August, one can sense a receding trend in the town's rainfall activity. The rainfall marginally discret, yet it's pleasantly warmer with the maximum daytime temperature hitting the topmost notch at 30.2°C (86.4°F). Weather in August »

Weather in September

September, in Guayaguayare, is a transition phase with the town preparing to bid farewell to the warm summer months. The brightest spot is the cloud cover, which lessens to its minimum annual level of 27%. This ensures longer sunshine hours and clearer skies for residents to admire. Weather in September »

Weather in October

As October rolls in, Guayaguayare steps into the embrace of slightly cooler days. While daytime temperatures refuse to drop drastically, nights begin to cool down. On another note, the wind speed rises to an average maximum rate of 14.3km/h (8.9mph). Weather in October »

Weather in November

November is all about witnessing the pre-winter transition in Guayaguayare. The temperature continues to drop gradually, maintaining a mild coolness in the climate. The early winter vibes are accentuated by the decreasing daylight hours, shorter than in any of the summer months. Weather in November »

Weather in December

December brings a truly tropical winter experience to Guayaguayare. With the average maximum temperature dropping to 28.7°C (83.7°F), it's the coldest month following January. Nevertheless, temperatures are far from the chilly extremities, ensuring a warm winter for inhabitants. Weather in December »

Updated: Feb 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Guayaguayare?

With an average high-temperature of 28.2°C (82.8°F) and an average low-temperature of 24.8°C (76.6°F), January is the coldest month.

How many days does it rain in Guayaguayare?

Throughout the year, there are 202.6 rainfall days, and 599mm (23.58") of precipitation is accumulated.

What is the month with the highest UV index in Guayaguayare?

The months with the highest UV index in Guayaguayare are January through December, with an average maximum UV index of 7.

When is the lowest UV index in Guayaguayare?

January through December, with an average maximum UV index of 7, are months with the lowest UV index.

What is the least humid month in Guayaguayare?

The months with the lowest humidity in Guayaguayare, Trinidad and Tobago, are March and April, with an average relative humidity of 74%.

What is the driest month in Guayaguayare?

The month with the least rainfall is April, when the rain falls for 11.6 days and typically collects 17mm (0.67") of precipitation.

When are the longest days in Guayaguayare?

June has the longest days of the year in Guayaguayare, with an average of 12h and 42min of daylight.

What is the most humid month in Guayaguayare?

July, November and December, with an average relative humidity of 78%, are most humid months.

What is the wettest month in Guayaguayare?

The month with the most rainfall in Guayaguayare is August, when the rain falls for 21.9 days and typically aggregates up to 97mm (3.82") of precipitation.

What is the month with the most sunshine in Guayaguayare?

August and September, with an average of 11.1h of sunshine, are months with the most sunshine.

What part of the year is the hottest in Guayaguayare?

Guayaguayare's September weather, marked by an average high temperature of 30.5°C (86.9°F) and an average low temperature of 26.5°C (79.7°F), is the warmest in the year.

What is the month with the shortest days in Guayaguayare?

The month with the shortest days is December, with an average of 11h and 30min of daylight.

Is there Daylight Saving Time (DST) in Guayaguayare?

Guayaguayare does not utilize Daylight Saving Time (DST). AST timezone is used over the entire year.

What is the month with the least sunshine in Guayaguayare?

With an average of 6.7h of sunshine, December has the least sunshine of the year in Guayaguayare.

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Long-term

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

Average temperature
Guayaguayare, Trinidad and Tobago

Average high temperature in January:
28.2°C
Average high temperature in February:
28.8°C
Average high temperature in March:
28.9°C
Average high temperature in April:
29.6°C
Average high temperature in May:
29.8°C
Average high temperature in June:
29.7°C

Average high temperature in July:
29.7°C
Average high temperature in August:
30.2°C
Average high temperature in September:
30.5°C
Average high temperature in October:
30.4°C
Average high temperature in November:
29.5°C
Average high temperature in December:
28.7°C

The warmest month (with the highest average high temperature) is September (30.5°C).
The month with the lowest average high temperature is January (28.2°C).

Average low temperature in January:
24.8°C
Average low temperature in February:
24.7°C
Average low temperature in March:
25.2°C
Average low temperature in April:
25.8°C
Average low temperature in May:
26.2°C
Average low temperature in June:
26°C

Average low temperature in July:
25.8°C
Average low temperature in August:
26°C
Average low temperature in September:
26.5°C
Average low temperature in October:
26.5°C
Average low temperature in November:
26.1°C
Average low temperature in December:
25.4°C

The months with the highest average low temperature are September and October (26.5°C).
The coldest month (with the lowest average low temperature) is February (24.7°C).

Average pressure
Guayaguayare, Trinidad and Tobago

Average pressure in January:
1013.4mbar
Average pressure in February:
1013.3mbar
Average pressure in March:
1013.1mbar
Average pressure in April:
1012.8mbar
Average pressure in May:
1013mbar
Average pressure in June:
1013.7mbar

Average pressure in July:
1013.5mbar
Average pressure in August:
1012.6mbar
Average pressure in September:
1011.8mbar
Average pressure in October:
1010.7mbar
Average pressure in November:
1010.3mbar
Average pressure in December:
1012.1mbar

The month with the highest atmospheric pressure is June (1013.7mbar).
The month with the lowest atmospheric pressure is November (1010.3mbar).

Average wind speed
Guayaguayare, Trinidad and Tobago

Average wind speed in January:
15.7km/h
Average wind speed in February:
16.8km/h
Average wind speed in March:
16.6km/h
Average wind speed in April:
16.5km/h
Average wind speed in May:
17km/h
Average wind speed in June:
16.6km/h

Average wind speed in July:
14.6km/h
Average wind speed in August:
12.6km/h
Average wind speed in September:
13.2km/h
Average wind speed in October:
13.9km/h
Average wind speed in November:
14.2km/h
Average wind speed in December:
15.6km/h

The windiest month (with the highest average wind speed) is May (17km/h).
The calmest month (with the lowest average wind speed) is August (12.6km/h).

Average humidity
Guayaguayare, Trinidad and Tobago

The months with the highest relative humidity are July, November and December (78%).
The months with the lowest relative humidity are March and April (74%).

Average rainfall
Guayaguayare, Trinidad and Tobago

The wettest month (with the highest rainfall) is August (97mm).
The driest month (with the least rainfall) is April (17mm).

Average rainfall days
Guayaguayare, Trinidad and Tobago

Average rainfall days in January:
14.2 days
Average rainfall days in February:
13.8 days
Average rainfall days in March:
13.3 days
Average rainfall days in April:
11.6 days
Average rainfall days in May:
13 days
Average rainfall days in June:
20.5 days

Average rainfall days in July:
22.7 days
Average rainfall days in August:
21.9 days
Average rainfall days in September:
18.8 days
Average rainfall days in October:
17.9 days
Average rainfall days in November:
18.3 days
Average rainfall days in December:
16.6 days

The month with the highest number of rainy days is July (22.7 days).
The month with the least rainy days is April (11.6 days).

Average daylight / Average sunshine
Guayaguayare, Trinidad and Tobago

Average daylight in January:
11h and 4min
Average daylight in February:
11h and 5min
Average daylight in March:
12h and 1min
Average daylight in April:
12h and 2min
Average daylight in May:
12h and 4min
Average daylight in June:
12h and 4min

Average daylight in July:
12h and 4min
Average daylight in August:
12h and 2min
Average daylight in September:
12h and 1min
Average daylight in October:
11h and 5min
Average daylight in November:
11h and 4min
Average daylight in December:
11h and 3min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).

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

Average sunshine in July:
10h and 2min
Average sunshine in August:
11h and 1min
Average sunshine in September:
11h and 1min
Average sunshine in October:
9h and 0min
Average sunshine in November:
7h and 2min
Average sunshine in December:
6h and 4min

The months with the most sunshine are August and September (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

Average sunshine days
Guayaguayare, Trinidad and Tobago

Average sunshine days in January:
12.8 days
Average sunshine days in February:
10.3 days
Average sunshine days in March:
12.8 days
Average sunshine days in April:
14.3 days
Average sunshine days in May:
13.8 days
Average sunshine days in June:
6.8 days

Average sunshine days in July:
5.6 days
Average sunshine days in August:
6.8 days
Average sunshine days in September:
8.6 days
Average sunshine days in October:
10.3 days
Average sunshine days in November:
10.4 days
Average sunshine days in December:
11.5 days

The month with the most sunshine days is April (14.3 days).
The month with the least sunshine days is July (5.6 days).

Average UV index
Guayaguayare, Trinidad and Tobago

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

Average cloud cover
Guayaguayare, Trinidad and Tobago

The month with the most cloud cover is June (Cloud cover 42).
The month with the least cloud cover is September (Cloud cover 27).

Average visibility
Guayaguayare, Trinidad and Tobago

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 forecastGuayaguayare, Trinidad and Tobago

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