Koro in Summer
In summer (June, July and August), Koro sees average daytime highs around 35°C and overnight lows near 25°C, with 286 mm of rain over about 40 wet days across the season. It is the 3rd-warmest season and the wettest season of the year.
Over the season highs ease from about 39°C in early June to 32°C by late August. The sky is clear or mostly clear about 39% of the time across summer, and the air most often feels oppressive.
Summer is Koro's 3rd-best season to visit on our travel score. For the whole year in context, see Koro's year-round climate.
- Avg daytime high
- 35°C
- 3rd-warmest season
- Avg overnight low
- 25°C
- Rainfall
- 286 mm
- 40 wet days
- Avg wind
- 10 km/h
- Travel score
- 2.4
- 3rd-best season
- Months
- Jun · Jul · Aug
Temperature in Koro in Summer
Over the season highs ease from about 39°C in early June to 32°C by late August.
A typical summer day in Koro reaches about 35°C and drops to 25°C overnight. The warmest of the three months is June, the coolest August.
How summer really feels in Koro
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.
Koro 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° / 16° | 1 | 0.1 | 11.3 | 6.1 |
| Feb | 34° / 18° | 0 | 0 | 11.5 | 4.0 |
| Mar | 38° / 22° | 0 | 0.1 | 11.9 | 1.5 |
| Apr | 40° / 25° | 5 | 1.5 | 12.3 | 0.1 |
| May | 40° / 28° | 8 | 2.8 | 12.6 | 0.1 |
| Jun | 38° / 27° | 28 | 7.1 | 12.8 | 1.2 |
| Jul | 34° / 25° | 99 | 15 | 12.7 | 2.6 |
| Aug | 32° / 24° | 159 | 17.6 | 12.5 | 3.3 |
| Sep | 34° / 24° | 69 | 10.8 | 12.1 | 3.1 |
| Oct | 37° / 23° | 14 | 3.4 | 11.7 | 2.0 |
| Nov | 36° / 19° | 0 | 0 | 11.3 | 2.9 |
| Dec | 32° / 16° | 0 | 0 | 11.2 | 5.2 |
Cloud cover in Summer
The sky is clear or mostly clear about 39% of the time across summer.
Chance of precipitation in Summer
Koro gets around 286 mm of rain over 40 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 10 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 12 h 48 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 6.3 kWh/m².
Hazard calendar for Koro
In summer, Koro overlaps its dust season. The full year is below, with each hazard's peak months called out.
Koro sees seasonal dust haze (January–October), heaviest in May.
Is summer a good time to visit Koro?
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 Koro.
What to pack for Koro in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Koro sees daytime highs around 35°C and nights near 25°C. Pack light clothes, rain gear and sun protection. About 40 days see rain.
UV index in Koro 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 Koro peaks around March 16 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 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) | 9 | 12 | 14 | 11 | 11 | 11 | 11 | 13 | 12 | 11 | 9 | 8 |
| Level | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 9 | Very high |
| Feb | 12 | Extreme |
| Mar | 14 | Extreme |
| Apr | 11 | Extreme |
| May | 11 | Extreme |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 13 | Extreme |
| Sep | 12 | Extreme |
| Oct | 11 | Extreme |
| Nov | 9 | Very high |
| Dec | 8 | Very high |
Air quality in Koro 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 Koro is worst in February — around 70 µg/m³ PM2.5 (unhealthy), about 5.0× the cleanest month (August, 14 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) | 62 | 70 | 70 | 57 | 45 | 38 | 22 | 14 | 17 | 32 | 36 | 52 |
| Level | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 62 | Unhealthy |
| Feb | 70 | Unhealthy |
| Mar | 70 | Unhealthy |
| Apr | 57 | Unhealthy |
| May | 45 | Poor |
| Jun | 38 | Poor |
| Jul | 22 | Moderate |
| Aug | 14 | Moderate |
| Sep | 17 | Moderate |
| Oct | 32 | Moderate |
| Nov | 36 | Poor |
| Dec | 52 | Poor |
Where is Koro?
Koro sits at 14.1°N, 3.1°W, 260 m above sea level, in Mali. The nearest listed city is Bankass, 48 km away.
Topography around Koro
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Koro.
Within 3 km, the terrain around Koro has only modest variations in elevation — a maximum elevation change of 5 m around an average of 257 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 15 m; within 80 km, significant variations in elevation — a maximum elevation change of 505 m.
The land around Koro is covered by cropland (45%) and grassland (33%) within 3 km, cropland (62%) and grassland (29%) within 16 km, and grassland (58%) and cropland (24%) within 80 km.
Mali travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type C / E
- 220 V · 50 Hz
- Prices
- ≈ 34% of US
- price level, 2025
- GDP per capita
- $1,193
- 2025
- Happiness
- 4.6 / 10
- World Happiness, 2025
- Road deaths
- 22.7
- per 100k/yr, 2019
- Income group
- Low
- World Bank
- English
- Very low
- EF EPI 408
- 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 Koro (14.064°, -3.0754°, elevation 260 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.