Banjul weather in August

In August, Banjul sees average daytime highs of 29°C and overnight lows near 26°C, with 254 mm of rain across 23.5 wet days and about 12.4 hours of daylight. It is the 11th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 4% of the time in August, and the air most often feels miserable.

Daylight stretches from about 12 h 36 min at the start of August to 12 h 18 min by month's end. Set against the rest of the year, August is Banjul's 12th-clearest and 9th-windiest month. For the whole year in context, see Banjul's year-round climate.

Daytime high
29°
11th warmest
Overnight low
26°
9th coldest
Rainfall
254 mm
23.5 wet days
Daylight
12 h 30 min
6:57 AM – 7:24 PM
Cloud cover
80%
12th clearest
Wind
12 km/h
9th windiest
Solar energy
4.74 kWh/m²
Travel score
3.5
out of 10

Banjul is capital of The Gambia.

Density
3,055/km²
people per km²
Founded
1816

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical August day in Banjul reaches about 29°C in the afternoon and slips back to 26°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, August runs on par with July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
112926
122926
132926
142926
152926
162926
172926
182926
192925
202925
212925
222925
232925
242925
252925
262925
272925
282925
292925
302925
312925

How August really feels in Banjul

Once humidity and wind are folded in, August averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Banjul weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 20°20.211.36.8
Feb30° / 21°10.111.66.2
Mar31° / 21°00.111.95.9
Apr30° / 22°0012.36.4
May30° / 23°10.212.66.8
Jun30° / 25°122.112.86.2
Jul30° / 26°13014.712.74.5
Aug29° / 26°25423.512.43.5
Sep30° / 26°19020.212.13.7
Oct31° / 26°568.411.74.6
Nov32° / 24°20.511.45.1
Dec30° / 21°20.211.26.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of August, with mostly cloudy or overcast conditions the remaining 84%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21882
31882
41882
51981
61981
71981
81882
91882
101882
111882
121783
131783
141684
151684
161585
171585
181486
191585
201585
211585
221585
231585
241585
251585
261585
271585
281585
291585
301585
311684

Chance of precipitation in August

Any precipitation

Banjul gets around 254 mm of rain over 23.5 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 76% and peaks near 80% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
167
268
368
469
569
670
771
872
973
1073
1174
1275
1376
1476
1577
1678
1778
1879
1979
2079
2179
2280
2380
2480
2579
2679
2779
2879
2979
3079
3178

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the miserable band about 85% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
12179
22080
31981
41981
51882
61882
71783
81783
91783
101684
111684
121684
131585
141585
151486
161486
171387
181387
191387
201288
211288
221288
231288
241288
251288
261288
271288
281288
291288
301288
311288

Wind in August

Winds average 12 km/h in August.

Across August, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 36 min at the start of August to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over August. Sunrise moves from 6:54 AM to 6:58 AM, and sunset from 7:30 PM to 7:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.66:547:30
212.66:557:30
312.66:557:30
412.66:557:29
512.66:557:29
612.66:557:29
712.56:557:28
812.56:567:28
912.56:567:27
1012.56:567:27
1112.56:567:26
1212.56:567:26
1312.56:567:25
1412.56:577:25
1512.56:577:24
1612.56:577:24
1712.46:577:23
1812.46:577:23
1912.46:577:22
2012.46:577:22
2112.46:577:21
2212.46:587:20
2312.46:587:20
2412.46:587:19
2512.36:587:19
2612.36:587:18
2712.36:587:17
2812.36:587:17
2912.36:587:16
3012.36:587:15
3112.36:587:15

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.74 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.74 kWh/m² to a high of 7.18 kWh/m² in April across the year — August's 4.74 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in August

Hazard calendar for Banjul

In seasonPeak

In August, Banjul sits inside its atlantic hurricane, monsoon and dust season. The full year is below, with each hazard's peak months called out.

Banjul sits in the Atlantic hurricane belt; the season peaks August–October.

Banjul's monsoon runs July–September, when most of the year's rain falls.

Banjul sees seasonal dust haze (February–August), heaviest in June.

Atlantic hurricane
Monsoon
Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Banjul?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.5
Sightseeing
12th-best month of the year
4.7
Beach & pool
12th-best month of the year

August is a weaker month for outdoor sightseeing in Banjul.

What to pack for Banjul in August

From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In August, Banjul sees daytime highs around 29°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near Banjul in August

The nearest coast averages about 28°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 20 km away) is warmest in October at about 29°C and coldest in March near 20°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan22Refreshing
Feb21Refreshing
Mar20Refreshing
Apr21Refreshing
May23Refreshing
Jun26Warm
Jul28Tropical
Aug28Tropical
Sep29Tropical
Oct29Tropical
Nov28Warm
Dec24Refreshing

UV index in Banjul in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Banjul peaks around March 19 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 18 at about 7 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highMar 19UV 13Dec 18UV 7
UV index (midday)Level
Jan8Very high
Feb11Extreme
Mar13Extreme
Apr12Extreme
May11Extreme
Jun11Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct10Extreme
Nov8Very high
Dec7Very high

Air quality in Banjul in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Banjul is worst in February — around 98 µg/m³ PM2.5 (unhealthy), about 4.2× the cleanest month (August, 24 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyFeb 1397 µg/m³Aug 2024 µg/m³
PM2.5 (µg/m³)Level
Jan89Unhealthy
Feb98Unhealthy
Mar80Unhealthy
Apr61Unhealthy
May52Poor
Jun60Unhealthy
Jul36Poor
Aug24Moderate
Sep29Moderate
Oct50Poor
Nov64Unhealthy
Dec84Unhealthy
Location & terrain

Where is Banjul?

Banjul sits at 13.5°N, 16.6°W, 5 m above sea level, in Gambia. The nearest listed city is New Jeshwang, 9.0 km away.

Topography around Banjul

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Banjul.

Within 3 km, the terrain around Banjul has only modest variations in elevation — a maximum elevation change of 11 m around an average of 1 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 38 m; within 80 km, only modest variations in elevation — a maximum elevation change of 53 m.

The land around Banjul is covered by water (76%) within 3 km, water (53%) within 16 km, and water (37%) within 80 km.

3 km
11 m
16 km
38 m
80 km
53 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
August weather nearby: New Jeshwang 9.0 km · Abuko 10 km · Faji Kunda 10 km · Kanifing 10 km · Talinding 11 km · Ibo Town 11 km · Serekunda 11 km · Bakau 12 km

Gambia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type G
230 V · 50 Hz
Prices
≈ 25% of US
price level, 2025
GDP per capita
$919
2025
Happiness
4.3 / 10
World Happiness, 2025
Safe drinking water
48%
of population, 2024
Road deaths
29.6
per 100k/yr, 2019
Income group
Low
World Bank
Religion
Muslim 96%Christian 4%other or none 0%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Banjul (13.4527°, -16.578°, elevation 5 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).