Rass el Djebel climate — normals and trends
Rass el Djebel (Tunisia) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 18.3 °C and it receives 568 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 (25.2 °C on average) and the coldest is February (12.9 °C). Rainfall peaks in December.
Rass el Djebel averages 0 frost days, 1 hot days (≥ 30 °C) and 85 rainy days per year.
Rass el Djebel has warmed by +1.2 °C between 1940 and 2025, or +0.14 °C per decade. This trend is statistically significant.
The hottest day of the period reached 36.6 °C (on 17 August 2022) and the coldest 3.0 °C (on 2 February 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
Rass el DjebelBizerte Governorate
- coords
- 37.22°, 10.13°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
18.3°C
Average daily high
19.3°C
Average daily low
17.5°C
Annual rainfall
568mm
Sunshine / day
10.7h
Mean relative humidity
77%
Average peak wind
31.6km/h
Seasonal range
12.3°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
85 d/yr
Annual snowfall
0.0 cm
Average feels-like high
18.7 °C
Average feels-like low
15.0 °C
Average peak gust
42.7 km/h
Tropical nights (≥ 20 °C)
128 d/yr
Solar radiation
17.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.2 °C
since 1940
+0.1 °C per decade · r² = 0.43 · 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
36.6 °C
17 August 2022
Coldest day
3.0 °C
2 February 1956
Wettest day
145 mm
11 October 1948
Windiest day
79.5 km/h
23 January 1940
Strongest gust
120.6 km/h
26 March 1983
Hottest feels-like
39.5 °C
24 July 2023
Coldest feels-like
-7.0 °C
8 January 1981
Snowiest day
1.1 cm
2 February 1956
Sunniest day
14.1 h
20 June 1941
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 | 15.9 °C | +1.8 °C | 112 mm | +26 mm |
| Feb | 15.0 °C | +1.1 °C | 59 mm | -10 mm |
| Mar | 16.3 °C | +1.7 °C | 44 mm | -8 mm |
| Apr | 17.2 °C | +1.1 °C | 50 mm | +11 mm |
| May | 20.0 °C | +1.4 °C | 45 mm | +24 mm |
| Jun | 24.6 °C | +2.6 °C | 9 mm | +2 mm |
| Jul | 27.2 °C | +2.3 °C | 0 mm | -2 mm |
| Aug | 26.7 °C | +0.6 °C | 1 mm | -4 mm |
| Sep | 26.1 °C | +1.5 °C | 56 mm | +22 mm |
| Oct | 22.9 °C | +1.0 °C | 23 mm | -49 mm |
| Nov | 19.5 °C | +0.9 °C | 123 mm | +42 mm |
| Dec | 16.9 °C | +1.3 °C | 91 mm | -10 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 Rass el Djebel?
Rass el Djebel has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 18.3 °C and it receives 568 mm of precipitation per year.
What is the hottest day ever recorded in Rass el Djebel?
The hottest day measured in Rass el Djebel between 1940 and 2025 was 17 August 2022, reaching 36.6 °C.
What is the coldest day in Rass el Djebel?
The coldest day measured in Rass el Djebel between 1940 and 2025 was 2 February 1956, at 3.0 °C.
Does it snow in Rass el Djebel?
Almost never: Rass el Djebel sees virtually no snow, with about 0 frost days per year.
Has the climate of Rass el Djebel warmed?
Yes: Rass el Djebel warmed by +1.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Rass el Djebel?
The wettest day measured in Rass el Djebel between 1940 and 2025 was 11 October 1948, with 145 mm of rain in 24 hours.
What was the windiest day in Rass el Djebel?
The windiest day measured in Rass el Djebel between 1940 and 2025 was 23 January 1940, with winds reaching 79.5 km/h.
What is the warmest month in Rass el Djebel?
The warmest month in Rass el Djebel is August (25.2 °C on average); the coldest is February (12.9 °C).
How much does it rain in Rass el Djebel?
Rass el Djebel receives on average 568 mm of precipitation per year, spread over about 85 rainy days.
Is it sunny in Rass el Djebel?
Rass el Djebel gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
What is the biggest single-day snowfall in Rass el Djebel?
The heaviest 24-hour snowfall measured in Rass el Djebel between 1940 and 2025 was 2 February 1956, with 1.1 cm.
Are there tropical nights in Rass el Djebel?
Yes: Rass el Djebel has on average 128 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Rass el Djebel?
In Rass el Djebel, between 1940 and 2025, the highest apparent temperature reached 39.5 °C on 24 July 2023, and the lowest was -7.0 °C on 8 January 1981.
Compare Rass el Djebel with another city
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Nearby cities
The climate around Rass el Djebel