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Contents
- The climate of Bwiam
- The best time to visit Bwiam
- The worst time to visit Bwiam
- Spring weather in Bwiam
- Summer weather in Bwiam
- Autumn weather in Bwiam
- Winter weather in Bwiam
- 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 Bwiam
In the small, bustling town of Bwiam, located in The Gambia, a predominantly Aw climate classification is observed annually according to the Köppen climate system. This type of climate, often known as Tropical Savanna or Wet and Dry, thoroughly drenches the landscape with rain during peak months and drying it considerably during other parts.
Throughout the year, this part of The Gambia witnesses an interesting teasing dance between high temperatures, humidity, and rainfall. On average, temperatures peak from March to May at levels around 38.4°C (101.1°F) while the cooler period sees temperatures plunge to 20.6°C (69.1°F), primarily from December to February. The humidity follows an opposite pattern, starting low at 20% in January before climbing steadily upwards to reach 80% in September before descending again.
Rainfall readings differ substantially throughout the year, providing clear delineation of the wet and dry seasons in Bwiam. A long dry spell apparent from December to April contributes almost negligible rainfall. By contrast, July and August record the highest rainfall, with pan-bursting quantities of 94mm (3.7") and 188mm (7.4") respectively. Alongside this, the number of rainfall days also skyrockets during these months, going as high as 22.4 days in August.
Sunshine duration and solar radiation are fairly consistent throughout the year, although minimal drops are seen during the wet season. A maximum daylight duration is observed from June to July at 12.9 hours whereas slight shortening is noted in December, with only 11.4 hours of daylight.
Throughout the year, this part of The Gambia witnesses an interesting teasing dance between high temperatures, humidity, and rainfall. On average, temperatures peak from March to May at levels around 38.4°C (101.1°F) while the cooler period sees temperatures plunge to 20.6°C (69.1°F), primarily from December to February. The humidity follows an opposite pattern, starting low at 20% in January before climbing steadily upwards to reach 80% in September before descending again.
Rainfall readings differ substantially throughout the year, providing clear delineation of the wet and dry seasons in Bwiam. A long dry spell apparent from December to April contributes almost negligible rainfall. By contrast, July and August record the highest rainfall, with pan-bursting quantities of 94mm (3.7") and 188mm (7.4") respectively. Alongside this, the number of rainfall days also skyrockets during these months, going as high as 22.4 days in August.
Sunshine duration and solar radiation are fairly consistent throughout the year, although minimal drops are seen during the wet season. A maximum daylight duration is observed from June to July at 12.9 hours whereas slight shortening is noted in December, with only 11.4 hours of daylight.
The best time to visit Bwiam
From a meteorological perspective, the most favorable times to visit Bwiam would be during the dry season, which spans from December to April. During this time, temperatures are significantly cooler, averaging between 20.6°C (69.1°F) to 34.7°C (94.5°F) along with diminished rainfall, and reduced humidity. This period is also marked by clear skies and an impressive visibility of 10 kms, allowing tourists to absorb the beauty of Bwiam without obstacle. Furthermore, the wind during this time is notably calm, adding a tranquil touch to the surrounding environment.
The worst time to visit Bwiam
Contrary to the inviting dry season, the wet season poses less-than-ideal weather conditions in Bwiam. From May to November, the town's weather tends to be less predictable, punctuated by substantial hikes in rainfall and humidity levels. July and August emerge to be the least favorable months, with torrential rainfalls of 94mm (3.7") and 188mm (7.4") and oppressive humidity, maxing out at 78%.
Spring weather in Bwiam
Astoundingly, the notion of spring in Bwiam is characterized less by blooming flowers and more by rising temperatures and humidity. March to May sees the mercury climb swiftly, with the highest average temperature of 38.4°C (101.1°F) in April. Rainfall remains sparse during this time; however, humidity levels show a consistent upward trend, paving way for the imminent onset of the wet season.
Summer weather in Bwiam
The concept of summer in Bwiam is redefined by the overpowering presence of rainfall and high humidity levels. A clear shift is observed from June to August as the average rainfall leaps to 94mm (3.7") in July followed by a significantly higher average of 188mm (7.4") in August. Alongside this, July to August are the peak months for humidity, crossing 70%.
Autumn weather in Bwiam
Autumn, spanning from September to November, showcases an intriguing contrast. While rainfall recedes from its previous peak, the humidity remains high, at 80%, in September. The temperature also begins to gradually cool down, falling from 35.4°C (95.7°F) in September to a mellow 34.7°C (94.5°F) in November.
Winter weather in Bwiam
The town of Bwiam, in the throes of winter from December to February, offers a much-needed respite from the preceding wet, humid months. With an impressive fall in average temperature readings to around 20.6°C (69.1°F), and similarly in humidity levels to 20%, the weather seems blissfully calm and dry. The amount of rainfall also hits a low point during this season, making these winter months ideal for both local residents and tourists alike.
Weather in January
The month commences the year with a generally dry and warm climate in Bwiam, The Gambia. Temperatures flit between a substantial 20.6°C (69.1°F) and 34.5°C (94.1°F) while the city experiences 11.5 hours of daylight every day. Weather in January »
Weather in February
As February steps in, Bwiam, The Gambia, gains a slight uptick in warmth but maintains the dry weather pattern of January. The visible increase in temperatures sees a shift from 20.6°C (69.1°F) in January to 21.1°C (70°F) at the low end. Weather in February »
Weather in March
In March, weather patterns start deviating slightly from the consistent dryness observed in the initial months. Predominantly, temperatures follow an upward trajectory to hit a high of 37.8°C (100°F) from 35.8°C (96.4°F) in February. Weather in March »
Weather in April
April's weather in Bwiam, The Gambia, continues to warm up, reaching a lofty height of 38.4°C (101.1°F) during the day. This month marks the onset of summer. The humidity begins to rise, giving the air a slightly sticky feel without being overwhelming. Weather in April »
Weather in May
May experiences a paradigm shift in Bwiam, The Gambia's weather, as the dry months give way to a more tropical climate. This transition sees a surge in rain, with the city facing rainfall levels of 3mm (0.12"), a noticeable rise from no rainfall in April. Weather in May »
Weather in June
With the advent of June, Bwiam, The Gambia, officially steps into a more tropical, wetter climate period. The major climatic change sees rainfall skyrocketing to a whopping 15mm (0.59") from mere 3mm (0.12") in May. The cloud cover thickens, decreasing the amount of direct sun available. Weather in June »
Weather in July
In July, Bwiam, The Gambia experiences its wettest month of the year, reaching 94mm (3.7") in rainfall. This almost monsoon-like weather marks a distinct difference from the relatively drier climate of previous months. The winds slow down to a gentle speed of 12km/h (7.5mph) as the heavens open frequently and unpredictably. Weather in July »
Weather in August
August continues the rainy season, shrouding Bwiam, The Gambia, in a dense cloud cover as heavy rains continue to pour. The heavy rainfall of 188mm (7.4"), the highest recorded in the year, shapes the month's events as locals and tourists adapt to the wetter conditions. Weather in August »
Weather in September
In September, the climate in Bwiam, The Gambia starts to gradually shift from the heavy monsoon-influenced conditions. With a rainfall of 115mm (4.53"), it is still a rainy month though the volume decreases compared to August. Weather in September »
Weather in October
October brings a significant change in the weather, as Bwiam, The Gambia starts transitioning back towards a drier climate. The sheer contrast in rainfall, decreasing rapidly to 35mm (1.38") from 115mm (4.53") in September, sets the pace for drier months ahead. Weather in October »
Weather in November
November marks the definite conclusion of the rainy season in Bwiam, The Gambia, as nature dials down the amount of rain to a scanty 2mm (0.08"). The city enjoys clearer skies, and the days become brighter. Temperatures, however, continue to decline, shifting the overall weather tendency towards cooler climes. Weather in November »
Weather in December
Wrapping up the year is December, offering pleasant weather in Bwiam, The Gambia. The city remains rain-free throughout the month. The daylight hours decrease to 11.4 hours, signalling shorter days and longer nights. Temperatures drop to the cooler end of the scale but still remain relatively high. Weather in December »
Updated: Feb 9, 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 Bwiam?
January is the least humid month, with an average relative humidity of 20%.
What is the driest month in Bwiam?
January, February, April and December are months without rainfall.
How much does it rain in Bwiam?
Throughout the year, in Bwiam, there are 84.2 rainfall days, and 453mm (17.83") of precipitation is accumulated.
What is the month with the lowest UV index in Bwiam?
January through March, June through December, with an average maximum UV index of 7, are months with the lowest UV index in Bwiam, The Gambia.
When does it rain in Bwiam?
March, May through November are months with rainfall.
What time of the year is the hottest in Bwiam?
Bwiam's warmest temperatures are experienced in April, with average high temperatures of 38.4°C (101.1°F) and lows of 22.7°C (72.9°F).
What month has the most sunshine in Bwiam?
The month with the most sunshine in Bwiam, The Gambia, is April, with an average of 10h of sunshine.
What is the month with the highest UV index in Bwiam?
The months with the highest UV index in Bwiam, The Gambia, are April and May, with an average maximum UV index of 8.
When are the longest days in Bwiam?
June has the longest days of the year, with an average of 12h and 54min of daylight.
What month is the coldest in Bwiam?
Temperature records mark August as the coldest month, with highs averaging 31.5°C (88.7°F) and lows at 25°C (77°F).
What is the wettest month in Bwiam?
The month with the most rainfall in Bwiam, The Gambia, is August, when the rain falls for 22.4 days and typically aggregates up to 188mm (7.4") of precipitation.
What is the month with the least sunshine in Bwiam?
The month with the least sunshine in Bwiam is August, with an average of 6.9h of sunshine.
What is the most humid month in Bwiam?
September is the most humid month in Bwiam, with an average relative humidity of 80%.
What is the month with the shortest days in Bwiam?
The month with the shortest days in Bwiam is December, with an average of 11h and 24min of daylight.
Is there Daylight Saving Time (DST) in Bwiam?
Bwiam, The Gambia, does not observe Daylight Saving Time (DST). GMT timezone is used over the entire year.
Average temperature
Bwiam, The Gambia
The warmest month (with the highest average high temperature) is April (38.4°C).
The month with the lowest average high temperature is August (31.5°C).
The month with the highest average low temperature is July (25.6°C).
The coldest month (with the lowest average low temperature) is January (20.6°C).
Average pressure
Bwiam, The Gambia
- Average pressure in January:
1012.3mbar - Average pressure in February:
1011.1mbar - Average pressure in March:
1010.3mbar - Average pressure in April:
1009.9mbar - Average pressure in May:
1010.7mbar - Average pressure in June:
1012.1mbar
- Average pressure in July:
1012.4mbar - Average pressure in August:
1011.9mbar - Average pressure in September:
1011.9mbar - Average pressure in October:
1010.9mbar - Average pressure in November:
1010.7mbar - Average pressure in December:
1011.8mbar
The month with the highest atmospheric pressure is July (1012.4mbar).
The month with the lowest atmospheric pressure is April (1009.9mbar).
Average wind speed
Bwiam, The Gambia
- Average wind speed in January:
12.9km/h - Average wind speed in February:
13.5km/h - Average wind speed in March:
12.6km/h - Average wind speed in April:
12.8km/h - Average wind speed in May:
12.7km/h - Average wind speed in June:
13.3km/h
- Average wind speed in July:
12km/h - Average wind speed in August:
10.8km/h - Average wind speed in September:
8.8km/h - Average wind speed in October:
8.9km/h - Average wind speed in November:
9.8km/h - Average wind speed in December:
12.3km/h
The windiest month (with the highest average wind speed) is February (13.5km/h).
The calmest month (with the lowest average wind speed) is September (8.8km/h).
Average humidity
Bwiam, The Gambia
The month with the highest relative humidity is September (80%).
The month with the lowest relative humidity is January (20%).
Average rainfall
Bwiam, The Gambia
The wettest month (with the highest rainfall) is August (188mm).
The driest months (with the least rainfall) are January, February, April and December (0mm).
Average rainfall days
Bwiam, The Gambia
- Average rainfall days in January:
0.3 days - Average rainfall days in February:
0.3 days - Average rainfall days in March:
0.3 days - Average rainfall days in April:
1.5 days - Average rainfall days in May:
2.5 days - Average rainfall days in June:
7.8 days
- Average rainfall days in July:
18.3 days - Average rainfall days in August:
22.4 days - Average rainfall days in September:
20 days - Average rainfall days in October:
9.3 days - Average rainfall days in November:
1.2 days - Average rainfall days in December:
0.3 days
The month with the highest number of rainy days is August (22.4 days).
The months with the least rainy days are January, February, March and December (0.3 days).
Average daylight / Average sunshine
Bwiam, The Gambia
- Average daylight in January:
11h and 2min - Average daylight in February:
11h and 4min - 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 5min - Average daylight in August:
12h and 4min - Average daylight in September:
12h and 1min - Average daylight in October:
11h and 5min - Average daylight in November:
11h and 3min - Average daylight in December:
11h and 2min
The month with the longest days is June (Average daylight: 12h and 54min).
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 4min - Average sunshine in March:
9h and 5min - Average sunshine in April:
10h and 0min - Average sunshine in May:
9h and 5min - Average sunshine in June:
9h and 4min
- Average sunshine in July:
7h and 4min - Average sunshine in August:
6h and 5min - Average sunshine in September:
8h and 1min - Average sunshine in October:
9h and 4min - Average sunshine in November:
9h and 5min - Average sunshine in December:
9h and 4min
The month with the most sunshine is April (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 6h and 54min).
Average sunshine days
Bwiam, The Gambia
- Average sunshine days in January:
30.7 days - Average sunshine days in February:
27.8 days - Average sunshine days in March:
30.6 days - Average sunshine days in April:
28.5 days - Average sunshine days in May:
27.7 days - Average sunshine days in June:
20.9 days
- Average sunshine days in July:
11.1 days - Average sunshine days in August:
6.8 days - Average sunshine days in September:
8.6 days - Average sunshine days in October:
19.5 days - Average sunshine days in November:
28.2 days - Average sunshine days in December:
30.7 days
The months with the most sunshine days are January and December (30.7 days).
The month with the least sunshine days is August (6.8 days).
Average UV index
Bwiam, The Gambia
The months with the highest UV index are April and May (UV index 8).
The months with the lowest UV index are January, February, March, June, July, August, September, October, November and December (UV index 7).
Average cloud cover
Bwiam, The Gambia
The month with the most cloud cover is August (Cloud cover 50).
The month with the least cloud cover is April (Cloud cover 6).
Average visibility
Bwiam, The Gambia
The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (10km).
The months with the lowest visibility are August and September (9km).
Bwiam, The Gambia
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