Thala climate — normals and trends
Thala (Tunisia) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 15.2 °C and it receives 338 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 July (25.5 °C on average) and the coldest is January (6.4 °C). Rainfall peaks in April.
Thala averages 20 frost days, 74 hot days (≥ 30 °C) and 70 rainy days per year.
Thala has warmed by +3.0 °C between 1940 and 2025, or +0.35 °C per decade. This trend is statistically significant.
The number of frost days there went from about 34 to 6 per year over the period.
The hottest day of the period reached 42.9 °C (on 29 July 2023) and the coldest -8.2 °C (on 31 December 1940).
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
ThalaKasserine Governorate
- coords
- 35.57°, 8.67°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.2°C
Average daily high
21.4°C
Average daily low
9.5°C
Annual rainfall
338mm
Sunshine / day
10.4h
Mean relative humidity
62%
Average peak wind
15.3km/h
Seasonal range
19.1°C
Frost days (< 0 °C)
20 d/yr
Hot days (≥ 30 °C)
74 d/yr
Rainy days (≥ 1 mm)
70 d/yr
Annual snowfall
6.7 cm
Average feels-like high
19.7 °C
Average feels-like low
7.5 °C
Average peak gust
36.8 km/h
Tropical nights (≥ 20 °C)
17 d/yr
Solar radiation
18.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.0 °C
since 1940
+0.4 °C per decade · r² = 0.71 · 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
42.9 °C
29 July 2023
Coldest day
-8.2 °C
31 December 1940
Wettest day
68 mm
12 December 2003
Windiest day
48.3 km/h
31 December 2000
Strongest gust
103.3 km/h
31 December 2000
Hottest feels-like
42.9 °C
8 July 2023
Coldest feels-like
-13.1 °C
31 December 1940
Snowiest day
24.3 cm
27 March 1973
Sunniest day
13.6 h
24 June 2019
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 | 13.7 °C | +2.2 °C | 44 mm | +16 mm |
| Feb | 13.9 °C | +1.1 °C | 49 mm | +19 mm |
| Mar | 17.7 °C | +2.0 °C | 17 mm | -23 mm |
| Apr | 20.5 °C | +1.4 °C | 71 mm | +30 mm |
| May | 24.0 °C | 0.0 °C | 49 mm | +18 mm |
| Jun | 32.3 °C | +3.0 °C | 2 mm | -19 mm |
| Jul | 34.3 °C | +1.4 °C | 8 mm | -2 mm |
| Aug | 33.1 °C | +0.7 °C | 16 mm | -2 mm |
| Sep | 29.2 °C | +1.5 °C | 43 mm | +7 mm |
| Oct | 23.2 °C | +1.0 °C | 25 mm | -8 mm |
| Nov | 17.9 °C | +1.2 °C | 5 mm | -19 mm |
| Dec | 13.5 °C | +1.1 °C | 32 mm | +5 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 Thala?
Thala has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 15.2 °C and it receives 338 mm of precipitation per year.
What is the hottest day ever recorded in Thala?
The hottest day measured in Thala between 1940 and 2025 was 29 July 2023, reaching 42.9 °C.
What is the coldest day in Thala?
The coldest day measured in Thala between 1940 and 2025 was 31 December 1940, at -8.2 °C.
Does it snow in Thala?
Yes. Thala gets on average 6.7 cm of snow per year and has around 20 frost days.
Has the climate of Thala warmed?
Yes: Thala warmed by +3.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Thala?
The wettest day measured in Thala between 1940 and 2025 was 12 December 2003, with 68 mm of rain in 24 hours.
What was the windiest day in Thala?
The windiest day measured in Thala between 1940 and 2025 was 31 December 2000, with winds reaching 48.3 km/h.
What is the warmest month in Thala?
The warmest month in Thala is July (25.5 °C on average); the coldest is January (6.4 °C).
How much does it rain in Thala?
Thala receives on average 338 mm of precipitation per year, spread over about 70 rainy days.
Is it sunny in Thala?
Thala gets on average 10.4 hours of sunshine per day, roughly 3,796 hours per year over 1940-2025.
What is the biggest single-day snowfall in Thala?
The heaviest 24-hour snowfall measured in Thala between 1940 and 2025 was 27 March 1973, with 24.3 cm.
Are there tropical nights in Thala?
Yes: Thala has on average 17 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Thala?
In Thala, between 1940 and 2025, the highest apparent temperature reached 42.9 °C on 8 July 2023, and the lowest was -13.1 °C on 31 December 1940.
Compare Thala with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Thala