As Sallūm climate — normals and trends
As Sallūm (Egypt) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 19.5 °C and it receives 83 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 (25.8 °C on average) and the coldest is January (13.2 °C). Rainfall peaks in January.
As Sallūm averages 0 frost days, 19 hot days (≥ 30 °C) and 19 rainy days per year.
As Sallūm has warmed by +1.5 °C between 1940 and 2025, or +0.18 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.2 °C (on 6 June 1961) and the coldest 3.0 °C (on 2 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
As SallūmMatruh Governorate
- coords
- 31.55°, 25.16°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
19.5°C
Average daily high
22.7°C
Average daily low
16.8°C
Annual rainfall
83mm
Sunshine / day
11.2h
Mean relative humidity
67%
Average peak wind
24.3km/h
Seasonal range
12.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
19 d/yr
Rainy days (≥ 1 mm)
19 d/yr
Annual snowfall
0.0 cm
Average feels-like high
22.1 °C
Average feels-like low
15.4 °C
Average peak gust
35.6 km/h
Tropical nights (≥ 20 °C)
125 d/yr
Solar radiation
20.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.5 °C
since 1940
+0.2 °C per decade · r² = 0.61 · 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
39.2 °C
6 June 1961
Coldest day
3.0 °C
2 January 1942
Wettest day
52 mm
24 October 1972
Windiest day
67.6 km/h
12 January 1968
Strongest gust
105.8 km/h
18 December 1962
Hottest feels-like
41.6 °C
20 August 2024
Coldest feels-like
-4.3 °C
2 January 1942
Sunniest day
13.4 h
14 June 2024
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 18.4 °C | +2.1 °C | 13 mm | -6 mm |
| Feb | 16.0 °C | -1.1 °C | 9 mm | -2 mm |
| Mar | 21.3 °C | +2.6 °C | 5 mm | -3 mm |
| Apr | 20.7 °C | -0.5 °C | 12 mm | +9 mm |
| May | 25.6 °C | +1.8 °C | 2 mm | +1 mm |
| Jun | 27.3 °C | +0.7 °C | 0 mm | -0 mm |
| Jul | 29.9 °C | +1.6 °C | 0 mm | 0 mm |
| Aug | 30.1 °C | +1.3 °C | 0 mm | -0 mm |
| Sep | 28.4 °C | +0.9 °C | 0 mm | -1 mm |
| Oct | 25.8 °C | +0.8 °C | 1 mm | -9 mm |
| Nov | 22.5 °C | +1.0 °C | 2 mm | -11 mm |
| Dec | 19.1 °C | +1.3 °C | 8 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 As Sallūm?
As Sallūm has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 19.5 °C and it receives 83 mm of precipitation per year.
What is the hottest day ever recorded in As Sallūm?
The hottest day measured in As Sallūm between 1940 and 2025 was 6 June 1961, reaching 39.2 °C.
What is the coldest day in As Sallūm?
The coldest day measured in As Sallūm between 1940 and 2025 was 2 January 1942, at 3.0 °C.
Does it snow in As Sallūm?
Almost never: As Sallūm sees virtually no snow, with about 0 frost days per year.
Has the climate of As Sallūm warmed?
Yes: As Sallūm warmed by +1.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in As Sallūm?
The wettest day measured in As Sallūm between 1940 and 2025 was 24 October 1972, with 52 mm of rain in 24 hours.
What was the windiest day in As Sallūm?
The windiest day measured in As Sallūm between 1940 and 2025 was 12 January 1968, with winds reaching 67.6 km/h.
What is the warmest month in As Sallūm?
The warmest month in As Sallūm is August (25.8 °C on average); the coldest is January (13.2 °C).
How much does it rain in As Sallūm?
As Sallūm receives on average 83 mm of precipitation per year, spread over about 19 rainy days.
Is it sunny in As Sallūm?
As Sallūm gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
Are there tropical nights in As Sallūm?
Yes: As Sallūm has on average 125 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in As Sallūm?
In As Sallūm, between 1940 and 2025, the highest apparent temperature reached 41.6 °C on 20 August 2024, and the lowest was -4.3 °C on 2 January 1942.
Compare As Sallūm with another city
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Nearby cities
The climate around As Sallūm