Metlaoui climate — normals and trends
Metlaoui (Tunisia) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 20.0 °C and it receives 116 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 (30.9 °C on average) and the coldest is January (9.3 °C). Rainfall peaks in March.
Metlaoui averages 3 frost days, 132 hot days (≥ 30 °C) and 24 rainy days per year.
Metlaoui has warmed by +3.1 °C between 1940 and 2025, or +0.37 °C per decade. This trend is statistically significant.
The number of frost days there went from about 8 to 0 per year over the period.
The hottest day of the period reached 46.7 °C (on 29 July 2023) and the coldest -5.3 °C (on 7 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
MetlaouiGafsa
- coords
- 34.32°, 8.40°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
20.0°C
Average daily high
25.5°C
Average daily low
14.5°C
Annual rainfall
116mm
Sunshine / day
11.0h
Mean relative humidity
51%
Average peak wind
17.8km/h
Seasonal range
21.6°C
Frost days (< 0 °C)
3 d/yr
Hot days (≥ 30 °C)
132 d/yr
Rainy days (≥ 1 mm)
24 d/yr
Annual snowfall
0.1 cm
Average feels-like high
23.7 °C
Average feels-like low
12.6 °C
Average peak gust
34.6 km/h
Tropical nights (≥ 20 °C)
113 d/yr
Solar radiation
20.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.1 °C
since 1940
+0.4 °C per decade · r² = 0.79 · 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
46.7 °C
29 July 2023
Coldest day
-5.3 °C
7 January 1941
Wettest day
74 mm
5 October 1957
Windiest day
57.3 km/h
26 March 1963
Strongest gust
120.2 km/h
26 March 1963
Hottest feels-like
46.4 °C
9 July 2012
Coldest feels-like
-9.6 °C
7 January 1941
Snowiest day
4.8 cm
16 January 1987
Sunniest day
13.3 h
12 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 | 17.1 °C | +3.0 °C | 5 mm | -7 mm |
| Feb | 17.1 °C | +0.7 °C | 44 mm | +33 mm |
| Mar | 23.4 °C | +3.2 °C | 5 mm | -10 mm |
| Apr | 25.8 °C | +1.5 °C | 12 mm | -0 mm |
| May | 30.6 °C | +1.2 °C | 8 mm | +1 mm |
| Jun | 36.9 °C | +2.5 °C | 2 mm | -0 mm |
| Jul | 39.2 °C | +1.9 °C | 1 mm | 0 mm |
| Aug | 37.7 °C | +1.0 °C | 1 mm | -2 mm |
| Sep | 33.9 °C | +1.7 °C | 7 mm | -3 mm |
| Oct | 27.9 °C | +1.7 °C | 5 mm | -9 mm |
| Nov | 20.7 °C | +1.0 °C | 2 mm | -11 mm |
| Dec | 16.0 °C | +1.1 °C | 29 mm | +14 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 Metlaoui?
Metlaoui has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 20.0 °C and it receives 116 mm of precipitation per year.
What is the hottest day ever recorded in Metlaoui?
The hottest day measured in Metlaoui between 1940 and 2025 was 29 July 2023, reaching 46.7 °C.
What is the coldest day in Metlaoui?
The coldest day measured in Metlaoui between 1940 and 2025 was 7 January 1941, at -5.3 °C.
Does it snow in Metlaoui?
Almost never: Metlaoui sees virtually no snow, with about 3 frost days per year.
Has the climate of Metlaoui warmed?
Yes: Metlaoui warmed by +3.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Metlaoui?
The wettest day measured in Metlaoui between 1940 and 2025 was 5 October 1957, with 74 mm of rain in 24 hours.
What was the windiest day in Metlaoui?
The windiest day measured in Metlaoui between 1940 and 2025 was 26 March 1963, with winds reaching 57.3 km/h.
What is the warmest month in Metlaoui?
The warmest month in Metlaoui is July (30.9 °C on average); the coldest is January (9.3 °C).
How much does it rain in Metlaoui?
Metlaoui receives on average 116 mm of precipitation per year, spread over about 24 rainy days.
Is it sunny in Metlaoui?
Metlaoui 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 Metlaoui?
The heaviest 24-hour snowfall measured in Metlaoui between 1940 and 2025 was 16 January 1987, with 4.8 cm.
Are there tropical nights in Metlaoui?
Yes: Metlaoui has on average 113 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Metlaoui?
In Metlaoui, between 1940 and 2025, the highest apparent temperature reached 46.4 °C on 9 July 2012, and the lowest was -9.6 °C on 7 January 1941.
Compare Metlaoui with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Metlaoui