Sédhiou in Summer
In summer (June, July and August), Sédhiou sees average daytime highs around 32°C and overnight lows near 25°C, with 598 mm of rain over about 57 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 36°C in early June to 30°C by late August. The sky is clear or mostly clear about 10% of the time across summer, and the air most often feels miserable.
Summer is Sédhiou's 3rd-best season to visit on our travel score. For the whole year in context, see Sédhiou's year-round climate.
- Avg daytime high
- 32°C
- coldest season of the year
- Avg overnight low
- 25°C
- Rainfall
- 598 mm
- 57 wet days
- Avg wind
- 9 km/h
- Travel score
- 2.8
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Sédhiou in Summer
Over the season highs ease from about 36°C in early June to 30°C by late August.
A typical summer day in Sédhiou reaches about 32°C and drops to 25°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Sédhiou
Once humidity and wind are folded in, summer brings about 92 days that feel above 32°C and 0 that feel at or below 0°C.
The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Sédhiou 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 | 33° / 19° | 0 | 0.1 | 11.3 | 4.4 |
| Feb | 35° / 20° | 1 | 0.1 | 11.6 | 3.0 |
| Mar | 37° / 22° | 0 | 0 | 11.9 | 1.9 |
| Apr | 38° / 23° | 0 | 0 | 12.3 | 1.5 |
| May | 37° / 24° | 2 | 0.5 | 12.6 | 1.7 |
| Jun | 35° / 25° | 45 | 7.3 | 12.7 | 2.5 |
| Jul | 31° / 25° | 223 | 22.3 | 12.7 | 3.0 |
| Aug | 30° / 24° | 331 | 27.5 | 12.4 | 2.8 |
| Sep | 31° / 24° | 238 | 23.3 | 12.1 | 2.9 |
| Oct | 33° / 24° | 75 | 12.3 | 11.7 | 3.5 |
| Nov | 33° / 22° | 6 | 1.4 | 11.4 | 4.0 |
| Dec | 33° / 19° | 2 | 0.2 | 11.3 | 4.5 |
Cloud cover in Summer
The sky is clear or mostly clear about 10% of the time across summer.
Chance of precipitation in Summer
Sédhiou gets around 598 mm of rain over 57 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels miserable — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 9 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 42 min in early June to 12 h 18 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 4.9 kWh/m².
Hazard calendar for Sédhiou
In summer, Sédhiou overlaps its atlantic hurricane, monsoon and dust season. The full year is below, with each hazard's peak months called out.
Sédhiou sits in the Atlantic hurricane belt; the season peaks August–October.
Sédhiou's monsoon runs July–September, when most of the year's rain falls.
Sédhiou sees seasonal dust haze (February–July), heaviest in June.
Is summer a good time to visit Sédhiou?
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 Sédhiou.
What to pack for Sédhiou in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Sédhiou sees daytime highs around 32°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 57 days see rain.
UV index in Sédhiou in Summer
Clear-sky midday UV across summer averages 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 Sédhiou peaks around August 18 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 8 | 11 | 13 | 11 | 11 | 11 | 12 | 13 | 12 | 10 | 9 | 7 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 11 | Extreme |
| Mar | 13 | Extreme |
| Apr | 11 | Extreme |
| May | 11 | Extreme |
| Jun | 11 | Extreme |
| Jul | 12 | Extreme |
| Aug | 13 | Extreme |
| Sep | 12 | Extreme |
| Oct | 10 | Extreme |
| Nov | 9 | Very high |
| Dec | 7 | High |
Air quality in Sédhiou 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 Sédhiou is worst in February — around 108 µg/m³ PM2.5 (unhealthy), about 5.9× the cleanest month (August, 18 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) | 71 | 108 | 89 | 61 | 52 | 52 | 28 | 18 | 21 | 39 | 47 | 61 |
| Level | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Moderate | Moderate | Moderate | Poor | Poor | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 71 | Unhealthy |
| Feb | 108 | Unhealthy |
| Mar | 89 | Unhealthy |
| Apr | 61 | Unhealthy |
| May | 52 | Poor |
| Jun | 52 | Poor |
| Jul | 28 | Moderate |
| Aug | 18 | Moderate |
| Sep | 21 | Moderate |
| Oct | 39 | Poor |
| Nov | 47 | Poor |
| Dec | 61 | Unhealthy |
Where is Sédhiou?
Sédhiou sits at 12.7°N, 15.6°W, 21 m above sea level, in Senegal. The nearest listed city is Goudomp, 37 km away.
Topography around Sédhiou
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sédhiou.
Within 3 km, the terrain around Sédhiou has only modest variations in elevation — a maximum elevation change of 39 m around an average of 10 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 54 m; within 80 km, only modest variations in elevation — a maximum elevation change of 70 m.
The land around Sédhiou is covered by water (37%) within 3 km, trees (43%) and shrubs (31%) within 16 km, and trees (54%) and shrubs (24%) within 80 km.
Senegal travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / D / E / K
- 230 V · 50 Hz
- Prices
- ≈ 36% of US
- price level, 2025
- GDP per capita
- $1,955
- 2025
- Happiness
- 4.8 / 10
- World Happiness, 2025
- Safe drinking water
- 27%
- of population, 2024
- Homicide rate
- 0.3
- per 100k, 2015
- Road deaths
- 23.5
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Very low
- EF EPI 442
- 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 Sédhiou (12.7081°, -15.5569°, elevation 21 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.