Redeyef climate — normals and trends
Redeyef (Tunisia) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 18.7 °C and it receives 152 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 (29.9 °C on average) and the coldest is January (8.2 °C). Rainfall peaks in March.
Redeyef averages 4 frost days, 113 hot days (≥ 30 °C) and 31 rainy days per year.
Redeyef has warmed by +3.0 °C between 1940 and 2025, or +0.36 °C per decade. This trend is statistically significant.
The number of frost days there went from about 10 to 0 per year over the period.
The hottest day of the period reached 44.9 °C (on 23 July 2010) and the coldest -4.6 °C (on 4 January 1941).
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
RedeyefGafsa
- coords
- 34.38°, 8.16°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
18.7°C
Average daily high
24.0°C
Average daily low
13.5°C
Annual rainfall
152mm
Sunshine / day
11.0h
Mean relative humidity
52%
Average peak wind
18.5km/h
Seasonal range
21.7°C
Frost days (< 0 °C)
4 d/yr
Hot days (≥ 30 °C)
113 d/yr
Rainy days (≥ 1 mm)
31 d/yr
Annual snowfall
0.4 cm
Average feels-like high
22.0 °C
Average feels-like low
11.3 °C
Average peak gust
35.3 km/h
Tropical nights (≥ 20 °C)
97 d/yr
Solar radiation
19.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.0 °C
since 1940
+0.4 °C per decade · r² = 0.76 · 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
44.9 °C
23 July 2010
Coldest day
-4.6 °C
4 January 1941
Wettest day
65 mm
22 January 1990
Windiest day
59.8 km/h
26 March 1963
Strongest gust
116.6 km/h
26 March 1963
Hottest feels-like
44.1 °C
9 July 2023
Coldest feels-like
-9.3 °C
4 January 1941
Snowiest day
9.6 cm
16 January 1987
Sunniest day
13.3 h
21 June 2024
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 | 15.5 °C | +2.5 °C | 6 mm | -8 mm |
| Feb | 15.5 °C | +0.7 °C | 46 mm | +33 mm |
| Mar | 21.5 °C | +3.0 °C | 7 mm | -12 mm |
| Apr | 23.7 °C | +1.2 °C | 31 mm | +15 mm |
| May | 29.0 °C | +1.3 °C | 12 mm | +1 mm |
| Jun | 35.4 °C | +2.5 °C | 1 mm | -4 mm |
| Jul | 37.4 °C | +1.5 °C | 4 mm | +2 mm |
| Aug | 36.1 °C | +1.0 °C | 2 mm | -4 mm |
| Sep | 32.1 °C | +1.7 °C | 13 mm | -3 mm |
| Oct | 26.1 °C | +1.6 °C | 10 mm | -8 mm |
| Nov | 19.2 °C | +0.9 °C | 2 mm | -13 mm |
| Dec | 14.7 °C | +0.9 °C | 32 mm | +17 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 Redeyef?
Redeyef has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 18.7 °C and it receives 152 mm of precipitation per year.
What is the hottest day ever recorded in Redeyef?
The hottest day measured in Redeyef between 1940 and 2025 was 23 July 2010, reaching 44.9 °C.
What is the coldest day in Redeyef?
The coldest day measured in Redeyef between 1940 and 2025 was 4 January 1941, at -4.6 °C.
Does it snow in Redeyef?
Almost never: Redeyef sees virtually no snow, with about 4 frost days per year.
Has the climate of Redeyef warmed?
Yes: Redeyef warmed by +3.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Redeyef?
The wettest day measured in Redeyef between 1940 and 2025 was 22 January 1990, with 65 mm of rain in 24 hours.
What was the windiest day in Redeyef?
The windiest day measured in Redeyef between 1940 and 2025 was 26 March 1963, with winds reaching 59.8 km/h.
What is the warmest month in Redeyef?
The warmest month in Redeyef is July (29.9 °C on average); the coldest is January (8.2 °C).
How much does it rain in Redeyef?
Redeyef receives on average 152 mm of precipitation per year, spread over about 31 rainy days.
Is it sunny in Redeyef?
Redeyef gets on average 11.0 hours of sunshine per day, roughly 4,015 hours per year over 1940-2025.
What is the biggest single-day snowfall in Redeyef?
The heaviest 24-hour snowfall measured in Redeyef between 1940 and 2025 was 16 January 1987, with 9.6 cm.
Are there tropical nights in Redeyef?
Yes: Redeyef has on average 97 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Redeyef?
In Redeyef, between 1940 and 2025, the highest apparent temperature reached 44.1 °C on 9 July 2023, and the lowest was -9.3 °C on 4 January 1941.
Compare Redeyef with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Redeyef