Mamou in Summer
In summer (June, July and August), Mamou sees average daytime highs around 27°C and overnight lows near 20°C, with 1044 mm of rain over about 87 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Over the season highs ease from about 29°C in early June to 26°C by late August. The sky is clear or mostly clear about 1% of the time across summer, and the air most often feels muggy.
Summer is Mamou's 3rd-best season to visit on our travel score. For the whole year in context, see Mamou's year-round climate.
- Avg daytime high
- 27°C
- coldest season of the year
- Avg overnight low
- 20°C
- Rainfall
- 1044 mm
- 87 wet days
- Avg wind
- 6 km/h
- Travel score
- 3.4
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Mamou in Summer
Over the season highs ease from about 29°C in early June to 26°C by late August.
A typical summer day in Mamou reaches about 27°C and drops to 20°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Mamou
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Mamou weather by month
How the three summer 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 | 31° / 18° | 4 | 0.9 | 11.5 | 5.5 |
| Feb | 33° / 19° | 2 | 0.8 | 11.7 | 4.3 |
| Mar | 35° / 21° | 11 | 2.5 | 11.9 | 3.3 |
| Apr | 34° / 22° | 42 | 6.2 | 12.2 | 3.3 |
| May | 31° / 22° | 165 | 19.6 | 12.5 | 3.5 |
| Jun | 28° / 21° | 282 | 27.4 | 12.6 | 3.5 |
| Jul | 27° / 20° | 349 | 29.9 | 12.5 | 3.4 |
| Aug | 26° / 20° | 414 | 30 | 12.3 | 3.4 |
| Sep | 27° / 20° | 334 | 28.2 | 12.1 | 3.5 |
| Oct | 29° / 20° | 199 | 24.8 | 11.8 | 3.7 |
| Nov | 30° / 19° | 36 | 5.5 | 11.5 | 5.5 |
| Dec | 31° / 18° | 2 | 0.7 | 11.4 | 5.8 |
Cloud cover in Summer
The sky is clear or mostly clear about 1% of the time across summer.
Chance of precipitation in Summer
Mamou gets around 1044 mm of rain over 87 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 6 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 36 min in early June to 12 h 12 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 4.3 kWh/m².
Hazard calendar for Mamou
In summer, Mamou overlaps its monsoon and dust season. The full year is below, with each hazard's peak months called out.
Mamou's monsoon runs June–October, when most of the year's rain falls.
Mamou sees seasonal dust haze (March–June), heaviest in June.
Is summer a good time to visit Mamou?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a weaker month for outdoor sightseeing in Mamou.
What to pack for Mamou in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Mamou sees daytime highs around 27°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 87 days see rain.
UV index in Mamou in Summer
Clear-sky midday UV across summer averages around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Mamou peaks around March 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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) | 10 | 12 | 14 | 12 | 12 | 12 | 12 | 14 | 13 | 12 | 9 | 8 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 10 | Very high |
| Feb | 12 | Extreme |
| Mar | 14 | Extreme |
| Apr | 12 | Extreme |
| May | 12 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 14 | Extreme |
| Sep | 13 | Extreme |
| Oct | 12 | Extreme |
| Nov | 9 | Very high |
| Dec | 8 | Very high |
Air quality in Mamou in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Mamou is worst in April — around 145 µg/m³ PM2.5 (unhealthy), about 12.0× the cleanest month (August, 12 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) | 51 | 70 | 63 | 145 | 44 | 25 | 15 | 12 | 16 | 29 | 38 | 42 |
| Level | Poor | Unhealthy | Unhealthy | Unhealthy | Poor | Moderate | Moderate | Good | Moderate | Moderate | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 51 | Poor |
| Feb | 70 | Unhealthy |
| Mar | 63 | Unhealthy |
| Apr | 145 | Unhealthy |
| May | 44 | Poor |
| Jun | 25 | Moderate |
| Jul | 15 | Moderate |
| Aug | 12 | Good |
| Sep | 16 | Moderate |
| Oct | 29 | Moderate |
| Nov | 38 | Poor |
| Dec | 42 | Poor |
Where is Mamou?
Mamou sits at 10.4°N, 12.1°W, 720 m above sea level, in Guinea. The nearest listed city is Kolenté, 39 km away.
Topography around Mamou
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mamou.
Within 3 km, the terrain around Mamou has only modest variations in elevation — a maximum elevation change of 203 m around an average of 747 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 549 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,376 m.
The land around Mamou is covered by grassland (37%), artificial surfaces (34%) and trees (28%) within 3 km, trees (65%) and grassland (30%) within 16 km, and trees (64%) and grassland (27%) within 80 km.
Guinea travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type C / F / K
- 220 V · 50 Hz
- Prices
- ≈ 34% of US
- price level, 2025
- GDP per capita
- $1,877
- 2025
- Happiness
- 4.6 / 10
- World Happiness, 2025
- Road deaths
- 29.7
- per 100k/yr, 2019
- Income group
- Lower 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 Mamou (10.3755°, -12.0915°, elevation 720 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.