Ksar Hellal climate — normals and trends
Ksar Hellal (Tunisia) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 19.2 °C and it receives 337 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 August (26.6 °C on average) and the coldest is January (12.9 °C). Rainfall peaks in October.
Ksar Hellal averages 0 frost days, 21 hot days (≥ 30 °C) and 54 rainy days per year.
Ksar Hellal has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The hottest day of the period reached 45.9 °C (on 25 July 2023) and the coldest 3.2 °C (on 3 January 1942).
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
Ksar HellalMonastir Governorate
- coords
- 35.65°, 10.89°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
19.2°C
Average daily high
21.7°C
Average daily low
16.8°C
Annual rainfall
337mm
Sunshine / day
10.9h
Mean relative humidity
73%
Average peak wind
25.0km/h
Seasonal range
13.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
21 d/yr
Rainy days (≥ 1 mm)
54 d/yr
Annual snowfall
0.0 cm
Average feels-like high
21.3 °C
Average feels-like low
15.8 °C
Average peak gust
37.2 km/h
Tropical nights (≥ 20 °C)
124 d/yr
Solar radiation
18.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.60 · 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
45.9 °C
25 July 2023
Coldest day
3.2 °C
3 January 1942
Wettest day
118 mm
21 October 1953
Windiest day
65.7 km/h
21 January 1981
Strongest gust
107.6 km/h
21 January 1981
Hottest feels-like
42.9 °C
1 August 1982
Coldest feels-like
-4.6 °C
8 January 1981
Sunniest day
13.9 h
18 June 2025
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 | 17.1 °C | +1.7 °C | 106 mm | +68 mm |
| Feb | 16.4 °C | +0.6 °C | 56 mm | +21 mm |
| Mar | 19.0 °C | +2.0 °C | 12 mm | -21 mm |
| Apr | 19.9 °C | +1.1 °C | 36 mm | +14 mm |
| May | 23.4 °C | +1.6 °C | 28 mm | +17 mm |
| Jun | 28.1 °C | +2.8 °C | 3 mm | -1 mm |
| Jul | 31.2 °C | +2.8 °C | 0 mm | -1 mm |
| Aug | 29.7 °C | +0.5 °C | 1 mm | -3 mm |
| Sep | 28.7 °C | +1.5 °C | 22 mm | -16 mm |
| Oct | 25.7 °C | +1.6 °C | 17 mm | -42 mm |
| Nov | 21.4 °C | +1.2 °C | 4 mm | -37 mm |
| Dec | 18.0 °C | +1.3 °C | 56 mm | +6 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 Ksar Hellal?
Ksar Hellal has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 19.2 °C and it receives 337 mm of precipitation per year.
What is the hottest day ever recorded in Ksar Hellal?
The hottest day measured in Ksar Hellal between 1940 and 2025 was 25 July 2023, reaching 45.9 °C.
What is the coldest day in Ksar Hellal?
The coldest day measured in Ksar Hellal between 1940 and 2025 was 3 January 1942, at 3.2 °C.
Does it snow in Ksar Hellal?
Almost never: Ksar Hellal sees virtually no snow, with about 0 frost days per year.
Has the climate of Ksar Hellal warmed?
Yes: Ksar Hellal warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ksar Hellal?
The wettest day measured in Ksar Hellal between 1940 and 2025 was 21 October 1953, with 118 mm of rain in 24 hours.
What was the windiest day in Ksar Hellal?
The windiest day measured in Ksar Hellal between 1940 and 2025 was 21 January 1981, with winds reaching 65.7 km/h.
What is the warmest month in Ksar Hellal?
The warmest month in Ksar Hellal is August (26.6 °C on average); the coldest is January (12.9 °C).
How much does it rain in Ksar Hellal?
Ksar Hellal receives on average 337 mm of precipitation per year, spread over about 54 rainy days.
Is it sunny in Ksar Hellal?
Ksar Hellal gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
Are there tropical nights in Ksar Hellal?
Yes: Ksar Hellal has on average 124 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Ksar Hellal?
In Ksar Hellal, between 1940 and 2025, the highest apparent temperature reached 42.9 °C on 1 August 1982, and the lowest was -4.6 °C on 8 January 1981.
Compare Ksar Hellal with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Ksar Hellal