Koulamoutou weather in August

In August, Koulamoutou sees average daytime highs of 28°C and overnight lows near 21°C, with 38 mm of rain across 10.3 wet days and about 12 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 2% of the time in August, and the air most often feels muggy.

Daylight stretches from about 12 hours at the start of August to 12 hours by month's end. Set against the rest of the year, August is Koulamoutou's 6th-clearest and 1st-windiest month. For the whole year in context, see Koulamoutou's year-round climate.

Daytime high
28°
11th warmest
Overnight low
21°
2nd coldest
Rainfall
38 mm
10.3 wet days
Daylight
12 hours
6:15 AM – 6:13 PM
Cloud cover
78%
6th clearest
Wind
6 km/h
1st windiest
Solar energy
4.32 kWh/m²
Travel score
5.6
out of 10

Koulamoutou is town in Gabon.

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 28°C through the month.

A typical August day in Koulamoutou reaches about 28°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, August runs on par with July and about 1°C cooler than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12821
22821
32821
42821
52821
62821
72821
82821
92821
102821
112821
122821
132821
142821
152821
162821
172821
182821
192821
202821
212821
222821
232821
242921
252921
262921
272921
282921
292921
302921
312921

How August really feels in Koulamoutou

Once humidity and wind are folded in, August averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Koulamoutou weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°13221.812.13.4
Feb31° / 22°14220.5123.1
Mar31° / 22°15923.8122.9
Apr31° / 22°14123.9123.0
May30° / 22°12022.811.93.5
Jun28° / 21°4412.411.95.4
Jul28° / 21°288.111.96.4
Aug28° / 21°3810.3125.6
Sep29° / 22°9120.1123.9
Oct29° / 22°18627.1123.2
Nov29° / 21°18026.412.13.1
Dec30° / 22°1642512.13.3

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 12% of August, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21684
31585
41585
51585
61585
71486
81486
91486
101486
111486
121585
131486
141387
151387
161387
171288
181288
191288
201288
211288
221288
231288
241288
251387
261387
271387
281486
291387
301486
311486

Chance of precipitation in August

Any precipitation

Koulamoutou gets around 38 mm of rain over 10.3 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 33% and peaks near 45% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
119
220
321
422
523
624
725
826
927
1028
1129
1231
1332
1433
1534
1635
1736
1837
1937
2038
2139
2239
2340
2441
2541
2642
2742
2843
2943
3044
3145

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 90% of days. Sticky, muggy-or-worse air turns up on roughly 93% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
110891
210891
310891
410891
510891
69901
79901
89901
99901
109892
119892
129892
138902
148902
158902
167912
177903
186913
196913
206904
215914
225914
234915
244915
254915
263925
273916
283916
292917
302917
312917

Wind in August

Winds average 6 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

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

Days grow by about 0 minutes over August. Sunrise moves from 6:18 AM to 6:11 AM, and sunset from 6:15 PM to 6:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:186:15
212.06:186:15
312.06:186:15
412.06:176:15
512.06:176:14
612.06:176:14
712.06:176:14
812.06:176:14
912.06:176:14
1012.06:176:14
1112.06:166:14
1212.06:166:14
1312.06:166:14
1412.06:166:13
1512.06:166:13
1612.06:156:13
1712.06:156:13
1812.06:156:13
1912.06:156:13
2012.06:146:12
2112.06:146:12
2212.06:146:12
2312.06:136:12
2412.06:136:11
2512.06:136:11
2612.06:136:11
2712.06:126:11
2812.06:126:10
2912.06:126:10
3012.06:116:10
3112.06:116:09

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.32 kWh/m².

For context, solar energy here swings from a low near 4.32 kWh/m² to a high of 5.36 kWh/m² in March across the year — August's 4.32 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
204.3Bright
214.3Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in August

Is August a good time to visit Koulamoutou?

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

5.6
Sightseeing
2nd-best month of the year
6.4
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Koulamoutou for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Koulamoutou in August

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

In August, Koulamoutou sees daytime highs around 28°C and nights near 21°C. Pack light clothes. Worth having: rain gear. About 10 days see rain.

light clothesrain gear

UV index in Koulamoutou in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Koulamoutou peaks around March 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeVery highMar 17UV 15Jun 19UV 8
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun8Very high
Jul9Very high
Aug10Very high
Sep12Extreme
Oct14Extreme
Nov12Extreme
Dec9Very high

Air quality in Koulamoutou 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 Koulamoutou is worst in July — around 25 µg/m³ PM2.5 (moderate), about 3.0× the cleanest month (October, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateJul 925 µg/m³Oct 209 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb25Moderate
Mar15Moderate
Apr13Moderate
May17Moderate
Jun25Moderate
Jul25Moderate
Aug22Moderate
Sep14Moderate
Oct9Good
Nov11Good
Dec18Moderate
Location & terrain

Where is Koulamoutou?

Koulamoutou sits at 1.1°S, 12.5°E, 282 m above sea level, in Gabon. The nearest listed city is Moanda, 95 km away.

MoandaFrancevilleMouilaMakokouMossendjoOyamLambarénéTchibanga

Topography around Koulamoutou

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

Within 3 km, the terrain around Koulamoutou has only modest variations in elevation — a maximum elevation change of 109 m around an average of 296 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 421 m; within 80 km, large variations in elevation — a maximum elevation change of 813 m.

The land around Koulamoutou is covered by trees (88%) within 3 km, trees (99%) within 16 km, and trees (100%) within 80 km.

3 km
109 m
16 km
421 m
80 km
813 m
treesgrasslandartificial surfacesbare terrain
August weather nearby: Moanda 95 km · Franceville 136 km · Mouila 176 km · Makokou 195 km · Mossendjo 203 km · Oyam 224 km · Lambaréné 252 km · Tchibanga 259 km

Gabon travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 37% of US
price level, 2025
GDP per capita
$8,263
2025
Happiness
5.2 / 10
World Happiness, 2025
Road deaths
23.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
Religion
Protestant 46%Roman Catholic 30%Muslim 11%none 7%

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 Koulamoutou (-1.1367°, 12.464°, elevation 282 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. 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).