Tô climate — normals and trends
Tô (Burkina Faso) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 27.8 °C and it receives 743 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 (31.8 °C on average) and the coldest is August (25.1 °C). Rainfall peaks in August.
Tô averages 0 frost days, 298 hot days (≥ 30 °C) and 115 rainy days per year.
Tô 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 43.1 °C (on 2 April 2024) and the coldest 12.8 °C (on 9 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
TôCentre-Ouest Region
- coords
- 11.44°, -2.23°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.8°C
Average daily high
33.6°C
Average daily low
22.6°C
Annual rainfall
743mm
Sunshine / day
10.8h
Mean relative humidity
52%
Average peak wind
15.2km/h
Seasonal range
6.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
298 d/yr
Rainy days (≥ 1 mm)
115 d/yr
Annual snowfall
0.0 cm
Average feels-like high
35.7 °C
Average feels-like low
23.2 °C
Average peak gust
32.6 km/h
Tropical nights (≥ 20 °C)
308 d/yr
Solar radiation
21.2 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
43.1 °C
2 April 2024
Coldest day
12.8 °C
9 January 1957
Wettest day
128 mm
17 September 2017
Windiest day
31.1 km/h
27 May 1946
Strongest gust
59.0 km/h
3 March 1943
Hottest feels-like
47.1 °C
25 April 2025
Coldest feels-like
8.1 °C
8 January 1957
Sunniest day
12.2 h
6 July 2023
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 | 35.2 °C | +1.7 °C | 0 mm | -1 mm |
| Feb | 37.0 °C | +1.2 °C | 0 mm | -2 mm |
| Mar | 39.5 °C | +1.7 °C | 12 mm | +4 mm |
| Apr | 38.8 °C | +1.1 °C | 4 mm | -26 mm |
| May | 35.9 °C | +0.2 °C | 22 mm | -39 mm |
| Jun | 33.6 °C | +0.9 °C | 49 mm | -30 mm |
| Jul | 29.7 °C | -0.3 °C | 230 mm | +81 mm |
| Aug | 29.1 °C | +0.3 °C | 182 mm | -33 mm |
| Sep | 30.1 °C | +0.4 °C | 132 mm | -15 mm |
| Oct | 34.0 °C | +1.3 °C | 33 mm | -13 mm |
| Nov | 36.0 °C | +1.2 °C | 1 mm | -3 mm |
| Dec | 35.1 °C | +1.5 °C | 0 mm | -1 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 Tô?
Tô has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 27.8 °C and it receives 743 mm of precipitation per year.
What is the hottest day ever recorded in Tô?
The hottest day measured in Tô between 1940 and 2025 was 2 April 2024, reaching 43.1 °C.
What is the coldest day in Tô?
The coldest day measured in Tô between 1940 and 2025 was 9 January 1957, at 12.8 °C.
Does it snow in Tô?
Almost never: Tô sees virtually no snow, with about 0 frost days per year.
Has the climate of Tô warmed?
Yes: Tô warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tô?
The wettest day measured in Tô between 1940 and 2025 was 17 September 2017, with 128 mm of rain in 24 hours.
What was the windiest day in Tô?
The windiest day measured in Tô between 1940 and 2025 was 27 May 1946, with winds reaching 31.1 km/h.
What is the warmest month in Tô?
The warmest month in Tô is April (31.8 °C on average); the coldest is August (25.1 °C).
How much does it rain in Tô?
Tô receives on average 743 mm of precipitation per year, spread over about 115 rainy days.
Is it sunny in Tô?
Tô gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.
Are there tropical nights in Tô?
Yes: Tô has on average 308 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Tô?
In Tô, between 1940 and 2025, the highest apparent temperature reached 47.1 °C on 25 April 2025, and the lowest was 8.1 °C on 8 January 1957.
Compare Tô with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tô