Réo climate — normals and trends
Réo (Burkina Faso) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 27.7 °C and it receives 681 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 (31.9 °C on average) and the coldest is January (24.5 °C). Rainfall peaks in August.
Réo averages 0 frost days, 314 hot days (≥ 30 °C) and 98 rainy days per year.
Réo has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The hottest day of the period reached 43.0 °C (on 2 April 2024) and the coldest 10.0 °C (on 1 January 1956).
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
RéoCentre-Ouest Region
- coords
- 12.32°, -2.47°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.7°C
Average daily high
33.8°C
Average daily low
22.1°C
Annual rainfall
681mm
Sunshine / day
10.9h
Mean relative humidity
50%
Average peak wind
13.4km/h
Seasonal range
7.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
314 d/yr
Rainy days (≥ 1 mm)
98 d/yr
Annual snowfall
0.0 cm
Average feels-like high
36.0 °C
Average feels-like low
22.7 °C
Average peak gust
30.7 km/h
Tropical nights (≥ 20 °C)
270 d/yr
Solar radiation
21.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.66 · 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
43.0 °C
2 April 2024
Coldest day
10.0 °C
1 January 1956
Wettest day
184 mm
28 July 2015
Windiest day
30.8 km/h
27 May 1946
Strongest gust
61.6 km/h
24 January 1992
Hottest feels-like
47.5 °C
3 May 2019
Coldest feels-like
6.1 °C
1 January 1956
Sunniest day
12.3 h
22 July 1940
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 | 33.7 °C | +1.5 °C | 0 mm | -0 mm |
| Feb | 35.9 °C | +1.0 °C | 0 mm | -1 mm |
| Mar | 39.6 °C | +2.2 °C | 4 mm | -0 mm |
| Apr | 39.4 °C | +1.1 °C | 1 mm | -14 mm |
| May | 37.3 °C | +0.3 °C | 19 mm | -22 mm |
| Jun | 34.9 °C | +0.9 °C | 46 mm | -23 mm |
| Jul | 30.7 °C | -0.3 °C | 183 mm | +34 mm |
| Aug | 29.9 °C | +0.2 °C | 163 mm | -56 mm |
| Sep | 31.0 °C | +0.2 °C | 129 mm | -14 mm |
| Oct | 35.1 °C | +1.5 °C | 18 mm | -18 mm |
| Nov | 36.3 °C | +1.8 °C | 0 mm | -2 mm |
| Dec | 34.2 °C | +1.8 °C | 1 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 Réo?
Réo has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 27.7 °C and it receives 681 mm of precipitation per year.
What is the hottest day ever recorded in Réo?
The hottest day measured in Réo between 1940 and 2025 was 2 April 2024, reaching 43.0 °C.
What is the coldest day in Réo?
The coldest day measured in Réo between 1940 and 2025 was 1 January 1956, at 10.0 °C.
Does it snow in Réo?
Almost never: Réo sees virtually no snow, with about 0 frost days per year.
Has the climate of Réo warmed?
Yes: Réo warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Réo?
The wettest day measured in Réo between 1940 and 2025 was 28 July 2015, with 184 mm of rain in 24 hours.
What was the windiest day in Réo?
The windiest day measured in Réo between 1940 and 2025 was 27 May 1946, with winds reaching 30.8 km/h.
What is the warmest month in Réo?
The warmest month in Réo is April (31.9 °C on average); the coldest is January (24.5 °C).
How much does it rain in Réo?
Réo receives on average 681 mm of precipitation per year, spread over about 98 rainy days.
Is it sunny in Réo?
Réo gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in Réo?
Yes: Réo has on average 270 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Réo?
In Réo, between 1940 and 2025, the highest apparent temperature reached 47.5 °C on 3 May 2019, and the lowest was 6.1 °C on 1 January 1956.
Compare Réo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Réo