Thiès climate — normals and trends
Thiès (Senegal) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 25.6 °C and it receives 427 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 October (27.6 °C on average) and the coldest is January (23.2 °C). Rainfall peaks in August.
Thiès averages 0 frost days, 293 hot days (≥ 30 °C) and 51 rainy days per year.
Thiès has warmed by +1.3 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The hottest day of the period reached 44.5 °C (on 16 April 2016) and the coldest 11.5 °C (on 11 January 1965).
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
ThièsThies
- coords
- 14.79°, -16.93°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.6°C
Average daily high
32.2°C
Average daily low
21.1°C
Annual rainfall
427mm
Sunshine / day
10.9h
Mean relative humidity
63%
Average peak wind
18.2km/h
Seasonal range
4.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
293 d/yr
Rainy days (≥ 1 mm)
51 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.8 °C
Average feels-like low
22.1 °C
Average peak gust
36.5 km/h
Tropical nights (≥ 20 °C)
222 d/yr
Solar radiation
22.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.44 · 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
44.5 °C
16 April 2016
Coldest day
11.5 °C
11 January 1965
Wettest day
141 mm
31 July 2007
Windiest day
40.2 km/h
7 January 2004
Strongest gust
69.1 km/h
28 February 1980
Hottest feels-like
45.1 °C
1 May 2020
Coldest feels-like
7.3 °C
11 January 1965
Sunniest day
12.3 h
13 July 1958
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 | 32.7 °C | +1.3 °C | 0 mm | -1 mm |
| Feb | 32.2 °C | -0.2 °C | 0 mm | -2 mm |
| Mar | 29.6 °C | -3.5 °C | 0 mm | 0 mm |
| Apr | 31.9 °C | -0.8 °C | 0 mm | -0 mm |
| May | 32.8 °C | +0.2 °C | 0 mm | 0 mm |
| Jun | 31.9 °C | -0.6 °C | 1 mm | -5 mm |
| Jul | 31.8 °C | +0.1 °C | 19 mm | -38 mm |
| Aug | 31.1 °C | +0.4 °C | 147 mm | -26 mm |
| Sep | 31.5 °C | +0.7 °C | 104 mm | -35 mm |
| Oct | 33.6 °C | +0.8 °C | 27 mm | -18 mm |
| Nov | 33.4 °C | -0.3 °C | 2 mm | -1 mm |
| Dec | 30.9 °C | -1.0 °C | 3 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 Thiès?
Thiès has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 25.6 °C and it receives 427 mm of precipitation per year.
What is the hottest day ever recorded in Thiès?
The hottest day measured in Thiès between 1940 and 2025 was 16 April 2016, reaching 44.5 °C.
What is the coldest day in Thiès?
The coldest day measured in Thiès between 1940 and 2025 was 11 January 1965, at 11.5 °C.
Does it snow in Thiès?
Almost never: Thiès sees virtually no snow, with about 0 frost days per year.
Has the climate of Thiès warmed?
Yes: Thiès warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Thiès?
The wettest day measured in Thiès between 1940 and 2025 was 31 July 2007, with 141 mm of rain in 24 hours.
What was the windiest day in Thiès?
The windiest day measured in Thiès between 1940 and 2025 was 7 January 2004, with winds reaching 40.2 km/h.
What is the warmest month in Thiès?
The warmest month in Thiès is October (27.6 °C on average); the coldest is January (23.2 °C).
How much does it rain in Thiès?
Thiès receives on average 427 mm of precipitation per year, spread over about 51 rainy days.
Is it sunny in Thiès?
Thiès gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in Thiès?
Yes: Thiès has on average 222 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Thiès?
In Thiès, between 1940 and 2025, the highest apparent temperature reached 45.1 °C on 1 May 2020, and the lowest was 7.3 °C on 11 January 1965.
Compare Thiès with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Thiès