Diapaga climate — normals and trends
Diapaga (Burkina Faso) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 28.6 °C and it receives 608 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 (33.1 °C on average) and the coldest is August (25.7 °C). Rainfall peaks in August.
Diapaga averages 0 frost days, 318 hot days (≥ 30 °C) and 95 rainy days per year.
Diapaga has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The hottest day of the period reached 43.9 °C (on 13 April 2021) and the coldest 12.4 °C (on 12 January 1957).
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
DiapagaEst Region
- coords
- 12.07°, 1.79°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
28.6°C
Average daily high
34.6°C
Average daily low
23.2°C
Annual rainfall
608mm
Sunshine / day
10.9h
Mean relative humidity
47%
Average peak wind
16.4km/h
Seasonal range
7.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
318 d/yr
Rainy days (≥ 1 mm)
95 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.3 °C
Average feels-like low
23.3 °C
Average peak gust
34.5 km/h
Tropical nights (≥ 20 °C)
315 d/yr
Solar radiation
21.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.64 · 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
43.9 °C
13 April 2021
Coldest day
12.4 °C
12 January 1957
Wettest day
168 mm
5 September 2012
Windiest day
31.2 km/h
8 April 1962
Strongest gust
60.1 km/h
10 May 2017
Hottest feels-like
47.5 °C
6 May 2019
Coldest feels-like
7.2 °C
10 January 1957
Sunniest day
12.1 h
12 May 1944
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 35.0 °C | +1.4 °C | 0 mm | -0 mm |
| Feb | 37.3 °C | +1.1 °C | 0 mm | -1 mm |
| Mar | 41.4 °C | +2.7 °C | 1 mm | -4 mm |
| Apr | 41.2 °C | +1.8 °C | 3 mm | -13 mm |
| May | 38.4 °C | +0.8 °C | 9 mm | -39 mm |
| Jun | 35.3 °C | +0.7 °C | 31 mm | -30 mm |
| Jul | 30.3 °C | -0.9 °C | 163 mm | +37 mm |
| Aug | 29.5 °C | +0.1 °C | 168 mm | -28 mm |
| Sep | 30.8 °C | +0.2 °C | 172 mm | +56 mm |
| Oct | 34.6 °C | +0.3 °C | 18 mm | -16 mm |
| Nov | 36.9 °C | +1.1 °C | 0 mm | -2 mm |
| Dec | 36.2 °C | +2.2 °C | 0 mm | -0 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 Diapaga?
Diapaga has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 28.6 °C and it receives 608 mm of precipitation per year.
What is the hottest day ever recorded in Diapaga?
The hottest day measured in Diapaga between 1940 and 2025 was 13 April 2021, reaching 43.9 °C.
What is the coldest day in Diapaga?
The coldest day measured in Diapaga between 1940 and 2025 was 12 January 1957, at 12.4 °C.
Does it snow in Diapaga?
Almost never: Diapaga sees virtually no snow, with about 0 frost days per year.
Has the climate of Diapaga warmed?
Yes: Diapaga warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Diapaga?
The wettest day measured in Diapaga between 1940 and 2025 was 5 September 2012, with 168 mm of rain in 24 hours.
What was the windiest day in Diapaga?
The windiest day measured in Diapaga between 1940 and 2025 was 8 April 1962, with winds reaching 31.2 km/h.
What is the warmest month in Diapaga?
The warmest month in Diapaga is April (33.1 °C on average); the coldest is August (25.7 °C).
How much does it rain in Diapaga?
Diapaga receives on average 608 mm of precipitation per year, spread over about 95 rainy days.
Is it sunny in Diapaga?
Diapaga gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in Diapaga?
Yes: Diapaga has on average 315 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Diapaga?
In Diapaga, between 1940 and 2025, the highest apparent temperature reached 47.5 °C on 6 May 2019, and the lowest was 7.2 °C on 10 January 1957.
Compare Diapaga with another city
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Nearby cities
The climate around Diapaga