Grarem climate — normals and trends
Grarem (Algeria) has a hot-summer mediterranean climate (Csa) under the Köppen-Geiger classification. Its mean annual temperature is 15.8 °C and it receives 593 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 (25.7 °C on average) and the coldest is January (7.3 °C). Rainfall peaks in December.
Grarem averages 12 frost days, 75 hot days (≥ 30 °C) and 104 rainy days per year.
Grarem has warmed by +2.9 °C between 1940 and 2025, or +0.35 °C per decade. This trend is statistically significant.
The number of frost days there went from about 21 to 3 per year over the period.
The hottest day of the period reached 42.9 °C (on 10 August 2021) and the coldest -11.6 °C (on 2 February 1999).
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
GraremMila Province
- coords
- 36.52°, 6.33°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.8°C
Average daily high
21.8°C
Average daily low
10.3°C
Annual rainfall
593mm
Sunshine / day
10.5h
Mean relative humidity
70%
Average peak wind
12.1km/h
Seasonal range
18.4°C
Frost days (< 0 °C)
12 d/yr
Hot days (≥ 30 °C)
75 d/yr
Rainy days (≥ 1 mm)
104 d/yr
Annual snowfall
6.2 cm
Average feels-like high
21.3 °C
Average feels-like low
9.1 °C
Average peak gust
35.0 km/h
Tropical nights (≥ 20 °C)
27 d/yr
Solar radiation
17.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.9 °C
since 1940
+0.4 °C per decade · r² = 0.72 · 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
42.9 °C
10 August 2021
Coldest day
-11.6 °C
2 February 1999
Wettest day
78 mm
28 November 1967
Windiest day
35.9 km/h
4 April 2002
Strongest gust
109.8 km/h
8 February 1996
Hottest feels-like
44.3 °C
24 July 2009
Coldest feels-like
-15.9 °C
2 February 1999
Snowiest day
14.0 cm
2 February 1954
Sunniest day
14.0 h
26 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 | 14.6 °C | +2.2 °C | 109 mm | +42 mm |
| Feb | 15.7 °C | +2.1 °C | 42 mm | -22 mm |
| Mar | 18.7 °C | +2.5 °C | 74 mm | +4 mm |
| Apr | 21.1 °C | +2.1 °C | 73 mm | +7 mm |
| May | 23.9 °C | +0.5 °C | 95 mm | +42 mm |
| Jun | 32.4 °C | +3.9 °C | 3 mm | -19 mm |
| Jul | 33.3 °C | +0.6 °C | 5 mm | -3 mm |
| Aug | 33.3 °C | +0.5 °C | 4 mm | -13 mm |
| Sep | 30.2 °C | +1.7 °C | 57 mm | +13 mm |
| Oct | 24.6 °C | +1.4 °C | 37 mm | -16 mm |
| Nov | 18.3 °C | +0.8 °C | 72 mm | +13 mm |
| Dec | 14.5 °C | +1.1 °C | 53 mm | -18 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 Grarem?
Grarem has a hot-summer mediterranean climate (Köppen Csa). Over 1940-2025, the average annual temperature is 15.8 °C and it receives 593 mm of precipitation per year.
What is the hottest day ever recorded in Grarem?
The hottest day measured in Grarem between 1940 and 2025 was 10 August 2021, reaching 42.9 °C.
What is the coldest day in Grarem?
The coldest day measured in Grarem between 1940 and 2025 was 2 February 1999, at -11.6 °C.
Does it snow in Grarem?
Yes. Grarem gets on average 6.2 cm of snow per year and has around 12 frost days.
Has the climate of Grarem warmed?
Yes: Grarem warmed by +2.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Grarem?
The wettest day measured in Grarem between 1940 and 2025 was 28 November 1967, with 78 mm of rain in 24 hours.
What was the windiest day in Grarem?
The windiest day measured in Grarem between 1940 and 2025 was 4 April 2002, with winds reaching 35.9 km/h.
What is the warmest month in Grarem?
The warmest month in Grarem is July (25.7 °C on average); the coldest is January (7.3 °C).
How much does it rain in Grarem?
Grarem receives on average 593 mm of precipitation per year, spread over about 104 rainy days.
Is it sunny in Grarem?
Grarem gets on average 10.5 hours of sunshine per day, roughly 3,833 hours per year over 1940-2025.
What is the biggest single-day snowfall in Grarem?
The heaviest 24-hour snowfall measured in Grarem between 1940 and 2025 was 2 February 1954, with 14.0 cm.
Are there tropical nights in Grarem?
Yes: Grarem has on average 27 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Grarem?
In Grarem, between 1940 and 2025, the highest apparent temperature reached 44.3 °C on 24 July 2009, and the lowest was -15.9 °C on 2 February 1999.
Compare Grarem with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Grarem