Koulamoutou in Winter
In winter (June, July and August), Koulamoutou sees average daytime highs around 28°C and overnight lows near 21°C, with 110 mm of rain over about 31 wet days across the season. It is the coldest season of the year and the driest season of the year.
Across winter, daytime highs hold fairly steady around 28°C. The sky is clear or mostly clear about 5% of the time across winter, and the air most often feels muggy.
Winter is Koulamoutou's best season of the year to visit on our travel score. For the whole year in context, see Koulamoutou's year-round climate.
- Avg daytime high
- 28°C
- coldest season of the year
- Avg overnight low
- 21°C
- Rainfall
- 110 mm
- 31 wet days
- Avg wind
- 5 km/h
- Travel score
- 5.8
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Koulamoutou in Winter
Across winter, daytime highs hold fairly steady around 28°C.
A typical winter day in Koulamoutou reaches about 28°C and drops to 21°C overnight. The warmest of the three months is June, the coolest July.
How winter really feels in Koulamoutou
Once humidity and wind are folded in, winter brings about 2 days that feel above 32°C and 0 that feel at or below 0°C.
The story in winter is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Koulamoutou weather by month
How the three winter months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 30° / 22° | 132 | 21.8 | 12.1 | 3.4 |
| Feb | 31° / 22° | 142 | 20.5 | 12 | 3.1 |
| Mar | 31° / 22° | 159 | 23.8 | 12 | 2.9 |
| Apr | 31° / 22° | 141 | 23.9 | 12 | 3.0 |
| May | 30° / 22° | 120 | 22.8 | 11.9 | 3.5 |
| Jun | 28° / 21° | 44 | 12.4 | 11.9 | 5.4 |
| Jul | 28° / 21° | 28 | 8.1 | 11.9 | 6.4 |
| Aug | 28° / 21° | 38 | 10.3 | 12 | 5.6 |
| Sep | 29° / 22° | 91 | 20.1 | 12 | 3.9 |
| Oct | 29° / 22° | 186 | 27.1 | 12 | 3.2 |
| Nov | 29° / 21° | 180 | 26.4 | 12.1 | 3.1 |
| Dec | 30° / 22° | 164 | 25 | 12.1 | 3.3 |
Cloud cover in Winter
The sky is clear or mostly clear about 5% of the time across winter.
Chance of precipitation in Winter
Koulamoutou gets around 110 mm of rain over 31 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 5 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 11 h 54 min in early June to 12 hours by late August. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 4.3 kWh/m².
Is winter a good time to visit Koulamoutou?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter 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 Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Koulamoutou sees daytime highs around 28°C and nights near 21°C. Pack light clothes. Worth having: rain gear. About 31 days see rain.
UV index in Koulamoutou in Winter
Clear-sky midday UV across winter averages around 9 (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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 13 | 12 | 15 | 13 | 11 | 8 | 9 | 10 | 12 | 14 | 12 | 9 |
| Level | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | Very high | Extreme | Extreme | Extreme | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 13 | Extreme |
| Feb | 12 | Extreme |
| Mar | 15 | Extreme |
| Apr | 13 | Extreme |
| May | 11 | Extreme |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 10 | Very high |
| Sep | 12 | Extreme |
| Oct | 14 | Extreme |
| Nov | 12 | Extreme |
| Dec | 9 | Very high |
Air quality in Koulamoutou in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 21 | 25 | 15 | 13 | 17 | 25 | 25 | 22 | 14 | 9 | 11 | 18 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 21 | Moderate |
| Feb | 25 | Moderate |
| Mar | 15 | Moderate |
| Apr | 13 | Moderate |
| May | 17 | Moderate |
| Jun | 25 | Moderate |
| Jul | 25 | Moderate |
| Aug | 22 | Moderate |
| Sep | 14 | Moderate |
| Oct | 9 | Good |
| Nov | 11 | Good |
| Dec | 18 | Moderate |
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.
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.
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
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.