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Contents
- The climate of Galomaro
- The best time to visit Galomaro
- The worst time to visit Galomaro
- Spring weather in Galomaro
- Summer weather in Galomaro
- Autumn weather in Galomaro
- Winter weather in Galomaro
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Galomaro
Located in the tropical Guinea-Bissau, Galomaro experiences a climate characterized typically by the Köppen climate classification as an Aw climate which is known as tropical wet and dry or savanna. While daytime and night-time temperatures witness a slight variation across the year, humidity, rainfall, and daylight hours are driven by remarkable seasonal differences.
Temperatures maintain a warm-to-hot range all year, with the highest readings from 35.9°C (96.6°F) to 40.2°C (104.4°F) recorded from December to May. The cooler period lasts from June till November, with temperatures dropping to around 29.9°C (85.8°F) to 34.8°C (94.6°F). The difference between the coolest and warmest month is approximately 5.3°C (41.5°F). Low temperatures consistently follow a similar trend, with readings averaging between 18.5°C (65.3°F) to 25.1°C (77.2°F). The difference in the lowest and highest temperatures of the year amounts to 6.3°C (43.3°F).
The relative humidity levels show a more striking fluctuation, mostly in the range of 32% to 85%, with the arid times of the year lasting from December to May then transitioning into a much wetter period starting from June through to November. The rainfall dramatically increases from 0mm (0") in the driest months (January and December) to a whopping 286mm (11.26") in the wettest month (August). Hence, it is evident that there are stark contrasts between the dry and wet season.
Temperatures maintain a warm-to-hot range all year, with the highest readings from 35.9°C (96.6°F) to 40.2°C (104.4°F) recorded from December to May. The cooler period lasts from June till November, with temperatures dropping to around 29.9°C (85.8°F) to 34.8°C (94.6°F). The difference between the coolest and warmest month is approximately 5.3°C (41.5°F). Low temperatures consistently follow a similar trend, with readings averaging between 18.5°C (65.3°F) to 25.1°C (77.2°F). The difference in the lowest and highest temperatures of the year amounts to 6.3°C (43.3°F).
The relative humidity levels show a more striking fluctuation, mostly in the range of 32% to 85%, with the arid times of the year lasting from December to May then transitioning into a much wetter period starting from June through to November. The rainfall dramatically increases from 0mm (0") in the driest months (January and December) to a whopping 286mm (11.26") in the wettest month (August). Hence, it is evident that there are stark contrasts between the dry and wet season.
The best time to visit Galomaro
For those who enjoy basking in the warmth and who are not fond of heavy downpours, the best visiting period could be claimed to be from December to May. During these months, the milder temperatures ranging between 35°C (95°F) and 40.2°C (104.4°F) coupled with minimal rainfall make for an appealing combination for outdoor activities. Furthermore, the sunshine lasts for around 9.7hours to 10hours per day, which is excellent for vacationers looking to maximize their daylight hours.
The worst time to visit Galomaro
The period from June to November might prove challenging for visiting due to the substantial increase in rainfall, with August registering the highest precipitation volume of 286mm (11.26"). The spike in humidity levels from 68% in June to 85% in August and September coupled with a decline in sunshine hours from 7.9hours to 5.1hours in August may also affect outdoor activity plans.
Spring weather in Galomaro
Marked by temperatures averaging between 37.1°C (98.8°F) and 40.2°C (104.4°F), Spring brings a sense of hotness in Galomaro. The relative humidity levels remain relatively low, fluctuating from 32% to 50%. Rainfall, a rare occurrence in the Spring months, only begins to increase slightly from 0mm (0") in March to 3mm (0.12") in April.
Summer weather in Galomaro
Summer in Galomaro follows a contrasting pattern, shifting from hot and arid to a cooler and much wetter phase. While temperatures cool down to a comfortable range of 29.9°C (85.8°F) to 34.8°C (94.6°F), rainfall volume surges up to a high of 286mm (11.26") in August. Humidity levels also increase exponentially, making it a fairly humid season with readings from 68% to 85%.
Autumn weather in Galomaro
Autumn sees the start of drier weather conditions. The temperatures range from 30.9°C (87.6°F) to 33.5°C (92.3°F), and the rainfall volume gradually decreases from 168mm (6.61") in September to 13mm (0.51") in November. The reduced humidity levels ranging from 78% to 61% and increased sunshine hours from 6.4hours to 9.6hours per day, bring in more comfortable conditions.
Winter weather in Galomaro
Winters in Galomaro are typically hot and arid, characterized by temperatures ranging from 35°C (95°F) to 35.9°C (96.6°F). Rainfall almost becomes non-existent, with December recording a negligible 0mm (0"). Humidity levels also drastically drop to as low as 39%. The average daylight hours are about 11.5hours per day, enabling plenty of sunshine for activities.
Weather in January
Starting in January, the climate in Galomaro is typical of the dry season, characterized by clear skies with only 11% cloud cover and high visibility extending up to 10km (6.2mi). This month is characterized by warm daytime temperatures and cooler nights, maintaining pleasant weather. Weather in January »
Weather in February
February continues the dry and clear trend of January, while the maximum temperature climbs slightly to 38.9°C (102°F). The number of sunshine days slightly decreases, but the city still enjoys full visibility and low humidity. Weather in February »
Weather in March
March marks a transition from dry to pre-monsoon conditions in Galomaro. Slight temperature fluctuations are observed as the maximum temperature remains high at 40.2°C (104.4°F), making it the warmest month of the year. An increase in cloud% to 7% signals changes in the upcoming weather pattern. Weather in March »
Weather in April
April is characterized by the onset of monsoon conditions, with a considerable rise in relative humidity to 50% from the previous month. Rainfall makes its presence evident, providing relief from the heat and dust. A significant change occurs in temperature, with daily lows reaching 20.8°C (69.4°F). Weather in April »
Weather in May
May marks the peak of the initial monsoon phase in Galomaro, doubling the rainfall from the previous month to 16mm (0.63"). Alongside increased rainfall, an increase in cloud cover and a drop in sunlight hours is observed, lending a distinctly overcast appearance to the city. Weather in May »
Weather in June
June witnesses a sudden surge in rainfall to 57mm (2.24") and a corresponding increase in humidity to 68% in Galomaro. The climate becomes distinctly tropical, with warm temperatures and frequent rainfall. Sunshine hours see a considerable reduction, with cloudy skies dominating the scene. Weather in June »
Weather in July
July exhibits true monsoon characteristics, with the maximum rainfall in the year reaching 257mm (10.12"). High humidity and daily low temperatures around 24.3°C (75.7°F) define the weather. The city experiences cloudy skies most of the time, with a 58% cloud cover, further reducing sunshine hours to a minuscule 5.8 hours per day, the lowest in the year. Weather in July »
Weather in August
August continues the monsoon trend, with heavy rainfall of 286mm (11.26"), the highest for the year. The already high humidity rises to 85%, the highest value over the year, creating a very damp atmosphere in Galomaro. Despite high cloud cover of 65% and a relatively small amount of sunshine, the weather remains warm with the minimum temperature of 23.8°C (74.8°F). Weather in August »
Weather in September
September brings a gradual decline to the monsoon, with rainfall decreasing to 168mm (6.61") and the humidity reducing slightly to 85%. A lowering in cloud% to 55% indicates the transitioning weather conditions. A slight increase in sunshine hours brings warmth and cheer to the city. Weather in September »
Weather in October
October ushers in a marked change in weather, with rainfall dropping significantly to 67mm (2.64"), bringing an end to the monsoon showers. Significant changes in atmospheric pressure can be noted with pressure jumping back to 1011.3mb, indicating the onset of drier conditions. Weather in October »
Weather in November
November sees the return of drier conditions in Galomaro, with negligible rainfall and falling humidity to 61%. A significant rise in sunshine hours and decrease in cloud cover indicate a surge in clearer days. Wind speeds show minimal fluctuations, adding to the refreshing feel of the city. Weather in November »
Weather in December
December brings the driest conditions to Galomaro, with no recorded rainfall, low humidity of 39%, and reduced cloud cover. This month provides the city with a notably clear and dry climate. The days are filled with abundant sunlight, and the average wind speed slightly increases to 7.2km/h (4.5mph), providing a subtle coolness. Weather in December »
Updated: Feb 5, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the least humid month in Galomaro?
With an average relative humidity of 32%, January is the least humid month.
What is the driest month in Galomaro?
January, February and December are months without rainfall in Galomaro, Guinea-Bissau.
How much does it rain in Galomaro?
Throughout the year, in Galomaro, 868mm (34.17") of rain is accumulated.
What is the month with the highest UV index in Galomaro?
The months with the highest UV index in Galomaro are January through July, September through December, with an average maximum UV index of 7.
What is the hottest time of year in Galomaro?
Galomaro witnesses the warmest weather in March, with temperatures averaging a high of 40.2°C (104.4°F) and a low of 18.9°C (66°F).
When does it rain in Galomaro?
March through November are months with rainfall in Galomaro.
What month has the most sunshine in Galomaro?
The month with the most sunshine in Galomaro, Guinea-Bissau, is March, with an average of 10h of sunshine.
When are the longest days in Galomaro?
June has the longest days of the year, with an average of 12h and 48min of daylight.
What time of the year is the coldest in Galomaro?
With an average high-temperature of 29.9°C (85.8°F) and an average low-temperature of 23.8°C (74.8°F), August is the coldest month in Galomaro, Guinea-Bissau.
What are the most humid months in Galomaro?
The months with the highest humidity are August and September, with an average relative humidity of 85%.
What is the wettest month in Galomaro?
The month with the most rainfall in Galomaro, Guinea-Bissau, is August, when the rain falls for 25.7 days and typically aggregates up to 286mm (11.26") of precipitation.
What is the month with the least sunshine in Galomaro?
With an average of 5.1h of sunshine, August has the least sunshine of the year in Galomaro.
What is the month with the lowest UV index in Galomaro?
With an average maximum UV index of 6, August is the month with the lowest UV index.
What is the month with the shortest days in Galomaro?
The month with the shortest days is December, with an average of 11h and 24min of daylight.
Is there Daylight Saving Time (DST) in Galomaro?
Galomaro, Guinea-Bissau, does not observe Daylight Saving Time (DST). GMT timezone is used over the entire year.
Average temperature
Galomaro, Guinea-Bissau
The warmest month (with the highest average high temperature) is March (40.2°C).
The month with the lowest average high temperature is August (29.9°C).
The month with the highest average low temperature is June (25.1°C).
The coldest month (with the lowest average low temperature) is February (18.5°C).
Average pressure
Galomaro, Guinea-Bissau
- Average pressure in January:
1011.4mbar - Average pressure in February:
1010.4mbar - Average pressure in March:
1010.1mbar - Average pressure in April:
1010mbar - Average pressure in May:
1011.1mbar - Average pressure in June:
1012.6mbar
- Average pressure in July:
1013mbar - Average pressure in August:
1012.7mbar - Average pressure in September:
1012.4mbar - Average pressure in October:
1011.3mbar - Average pressure in November:
1010.6mbar - Average pressure in December:
1011.2mbar
The month with the highest atmospheric pressure is July (1013mbar).
The month with the lowest atmospheric pressure is April (1010mbar).
Average wind speed
Galomaro, Guinea-Bissau
- Average wind speed in January:
7.8km/h - Average wind speed in February:
8.1km/h - Average wind speed in March:
8km/h - Average wind speed in April:
8.6km/h - Average wind speed in May:
9.4km/h - Average wind speed in June:
8.9km/h
- Average wind speed in July:
7.9km/h - Average wind speed in August:
7.8km/h - Average wind speed in September:
6.4km/h - Average wind speed in October:
5.7km/h - Average wind speed in November:
5.8km/h - Average wind speed in December:
7.2km/h
The windiest month (with the highest average wind speed) is May (9.4km/h).
The calmest month (with the lowest average wind speed) is October (5.7km/h).
Average humidity
Galomaro, Guinea-Bissau
The months with the highest relative humidity are August and September (85%).
The month with the lowest relative humidity is January (32%).
Average rainfall
Galomaro, Guinea-Bissau
The wettest month (with the highest rainfall) is August (286mm).
The driest months (with the least rainfall) are January, February and December (0mm).
Average rainfall days
Galomaro, Guinea-Bissau
- Average rainfall days in January:
0 days - Average rainfall days in February:
0 days - Average rainfall days in March:
0.6 days - Average rainfall days in April:
1.9 days - Average rainfall days in May:
4.4 days - Average rainfall days in June:
11.8 days
- Average rainfall days in July:
22.8 days - Average rainfall days in August:
25.7 days - Average rainfall days in September:
22.2 days - Average rainfall days in October:
16.8 days - Average rainfall days in November:
3.3 days - Average rainfall days in December:
0.2 days
The month with the highest number of rainy days is August (25.7 days).
The months with the least rainy days are January and February (0 days).
Average daylight / Average sunshine
Galomaro, Guinea-Bissau
- Average daylight in January:
11h and 3min - 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 5min
- Average daylight in July:
12h and 4min - Average daylight in August:
12h and 3min - 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 2min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).
- Average sunshine in January:
9h and 4min - Average sunshine in February:
9h and 5min - Average sunshine in March:
10h and 0min - Average sunshine in April:
9h and 5min - Average sunshine in May:
9h and 4min - Average sunshine in June:
7h and 5min
- Average sunshine in July:
5h and 5min - Average sunshine in August:
5h and 1min - Average sunshine in September:
6h and 2min - Average sunshine in October:
8h and 4min - Average sunshine in November:
9h and 4min - Average sunshine in December:
9h and 4min
The month with the most sunshine is March (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 5h and 6min).
Average sunshine days
Galomaro, Guinea-Bissau
- Average sunshine days in January:
30.9 days - Average sunshine days in February:
28.2 days - Average sunshine days in March:
30.3 days - Average sunshine days in April:
27.8 days - Average sunshine days in May:
25.8 days - Average sunshine days in June:
17.2 days
- Average sunshine days in July:
8 days - Average sunshine days in August:
4 days - Average sunshine days in September:
6.5 days - Average sunshine days in October:
12.9 days - Average sunshine days in November:
26.1 days - Average sunshine days in December:
30.7 days
The month with the most sunshine days is January (30.9 days).
The month with the least sunshine days is August (4 days).
Average UV index
Galomaro, Guinea-Bissau
The months with the highest UV index are January, February, March, April, May, June, July, September, October, November and December (UV index 7).
The month with the lowest UV index is August (UV index 6).
Average cloud cover
Galomaro, Guinea-Bissau
The month with the most cloud cover is August (Cloud cover 65).
The month with the least cloud cover is March (Cloud cover 7).
Average visibility
Galomaro, Guinea-Bissau
The months with the highest visibility are January, February, March, April, May, June, November and December (10km).
The months with the lowest visibility are August and September (8km).
Galomaro, Guinea-Bissau
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