Hajīn climate — normals and trends
Hajīn (Syria) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 21.3 °C and it receives 125 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 (33.9 °C on average) and the coldest is January (8.0 °C). Rainfall peaks in December.
Hajīn averages 8 frost days, 170 hot days (≥ 30 °C) and 26 rainy days per year.
Hajīn has warmed by +2.1 °C between 1940 and 2025, or +0.24 °C per decade. This trend is statistically significant.
The number of frost days there went from about 12 to 4 per year over the period.
The hottest day of the period reached 48.2 °C (on 5 August 1957) and the coldest -12.5 °C (on 17 January 1950).
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
HajīnDeir ez-Zor Governorate
- coords
- 34.70°, 40.83°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
21.3°C
Average daily high
27.6°C
Average daily low
15.4°C
Annual rainfall
125mm
Sunshine / day
11.0h
Mean relative humidity
44%
Average peak wind
18.7km/h
Seasonal range
25.9°C
Frost days (< 0 °C)
8 d/yr
Hot days (≥ 30 °C)
170 d/yr
Rainy days (≥ 1 mm)
26 d/yr
Annual snowfall
0.6 cm
Average feels-like high
25.5 °C
Average feels-like low
12.8 °C
Average peak gust
33.2 km/h
Tropical nights (≥ 20 °C)
139 d/yr
Solar radiation
20.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.2 °C per decade · r² = 0.40 · 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
48.2 °C
5 August 1957
Coldest day
-12.5 °C
17 January 1950
Wettest day
58 mm
22 March 1943
Windiest day
64.4 km/h
7 January 1946
Strongest gust
101.2 km/h
16 March 1998
Hottest feels-like
49.6 °C
22 July 1998
Coldest feels-like
-17.3 °C
17 January 1950
Snowiest day
8.1 cm
10 February 1992
Sunniest day
13.8 h
5 June 1944
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 | 16.4 °C | +3.3 °C | 3 mm | -19 mm |
| Feb | 14.8 °C | -1.2 °C | 11 mm | -7 mm |
| Mar | 24.0 °C | +3.3 °C | 26 mm | +4 mm |
| Apr | 28.9 °C | +1.9 °C | 6 mm | -8 mm |
| May | 35.6 °C | +2.6 °C | 1 mm | -4 mm |
| Jun | 39.9 °C | +2.0 °C | 0 mm | -0 mm |
| Jul | 42.3 °C | +1.7 °C | 0 mm | 0 mm |
| Aug | 41.5 °C | +1.2 °C | 0 mm | 0 mm |
| Sep | 36.5 °C | +0.1 °C | 0 mm | -0 mm |
| Oct | 31.0 °C | +1.1 °C | 0 mm | -7 mm |
| Nov | 25.4 °C | +4.1 °C | 4 mm | -10 mm |
| Dec | 15.7 °C | +1.0 °C | 38 mm | +15 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 Hajīn?
Hajīn has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 21.3 °C and it receives 125 mm of precipitation per year.
What is the hottest day ever recorded in Hajīn?
The hottest day measured in Hajīn between 1940 and 2025 was 5 August 1957, reaching 48.2 °C.
What is the coldest day in Hajīn?
The coldest day measured in Hajīn between 1940 and 2025 was 17 January 1950, at -12.5 °C.
Does it snow in Hajīn?
Almost never: Hajīn sees virtually no snow, with about 8 frost days per year.
Has the climate of Hajīn warmed?
Yes: Hajīn warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Hajīn?
The wettest day measured in Hajīn between 1940 and 2025 was 22 March 1943, with 58 mm of rain in 24 hours.
What was the windiest day in Hajīn?
The windiest day measured in Hajīn between 1940 and 2025 was 7 January 1946, with winds reaching 64.4 km/h.
What is the warmest month in Hajīn?
The warmest month in Hajīn is July (33.9 °C on average); the coldest is January (8.0 °C).
How much does it rain in Hajīn?
Hajīn receives on average 125 mm of precipitation per year, spread over about 26 rainy days.
Is it sunny in Hajīn?
Hajīn 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 Hajīn?
The heaviest 24-hour snowfall measured in Hajīn between 1940 and 2025 was 10 February 1992, with 8.1 cm.
Are there tropical nights in Hajīn?
Yes: Hajīn has on average 139 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Hajīn?
In Hajīn, between 1940 and 2025, the highest apparent temperature reached 49.6 °C on 22 July 1998, and the lowest was -17.3 °C on 17 January 1950.
Compare Hajīn with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Hajīn