Dioïla climate — normals and trends
Dioïla (Mali) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 27.8 °C and it receives 779 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is April (32.4 °C on average) and the coldest is January (24.8 °C). Rainfall peaks in August.
Dioïla averages 0 frost days, 307 hot days (≥ 30 °C) and 99 rainy days per year.
Dioïla has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.
The hottest day of the period reached 44.0 °C (on 17 April 2020) and the coldest 11.1 °C (on 20 January 1968).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
DioïlaKoulikoro
- coords
- 12.49°, -6.80°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.8°C
Average daily high
33.9°C
Average daily low
22.4°C
Annual rainfall
779mm
Sunshine / day
10.7h
Mean relative humidity
50%
Average peak wind
14.7km/h
Seasonal range
7.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
307 d/yr
Rainy days (≥ 1 mm)
99 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.8 °C
Average feels-like low
22.9 °C
Average peak gust
31.5 km/h
Tropical nights (≥ 20 °C)
282 d/yr
Solar radiation
21.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °C per decade · r² = 0.63 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
44.0 °C
17 April 2020
Coldest day
11.1 °C
20 January 1968
Wettest day
173 mm
18 August 1974
Windiest day
33.0 km/h
21 February 1943
Strongest gust
66.6 km/h
2 August 1986
Hottest feels-like
48.7 °C
5 June 2021
Coldest feels-like
6.9 °C
16 January 1948
Sunniest day
12.7 h
29 June 2025
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 32.6 °C | +0.2 °C | 0 mm | -1 mm |
| Feb | 35.1 °C | -0.1 °C | 0 mm | -0 mm |
| Mar | 39.8 °C | +2.1 °C | 1 mm | -1 mm |
| Apr | 40.2 °C | +1.5 °C | 4 mm | -8 mm |
| May | 37.2 °C | -0.5 °C | 6 mm | -32 mm |
| Jun | 34.9 °C | +0.4 °C | 47 mm | -37 mm |
| Jul | 30.9 °C | +0.2 °C | 212 mm | +23 mm |
| Aug | 29.9 °C | +0.5 °C | 322 mm | +74 mm |
| Sep | 31.3 °C | +0.9 °C | 155 mm | +1 mm |
| Oct | 34.3 °C | +1.4 °C | 16 mm | -33 mm |
| Nov | 35.0 °C | +0.6 °C | 0 mm | -3 mm |
| Dec | 32.6 °C | +0.3 °C | 5 mm | +4 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Dioïla?
Dioïla has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 27.8 °C and it receives 779 mm of precipitation per year.
What is the hottest day ever recorded in Dioïla?
The hottest day measured in Dioïla between 1940 and 2025 was 17 April 2020, reaching 44.0 °C.
What is the coldest day in Dioïla?
The coldest day measured in Dioïla between 1940 and 2025 was 20 January 1968, at 11.1 °C.
Does it snow in Dioïla?
Almost never: Dioïla sees virtually no snow, with about 0 frost days per year.
Has the climate of Dioïla warmed?
Yes: Dioïla warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Dioïla?
The wettest day measured in Dioïla between 1940 and 2025 was 18 August 1974, with 173 mm of rain in 24 hours.
What was the windiest day in Dioïla?
The windiest day measured in Dioïla between 1940 and 2025 was 21 February 1943, with winds reaching 33.0 km/h.
What is the warmest month in Dioïla?
The warmest month in Dioïla is April (32.4 °C on average); the coldest is January (24.8 °C).
How much does it rain in Dioïla?
Dioïla receives on average 779 mm of precipitation per year, spread over about 99 rainy days.
Is it sunny in Dioïla?
Dioïla gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
Are there tropical nights in Dioïla?
Yes: Dioïla has on average 282 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Dioïla?
In Dioïla, between 1940 and 2025, the highest apparent temperature reached 48.7 °C on 5 June 2021, and the lowest was 6.9 °C on 16 January 1948.
Compare Dioïla with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Dioïla