Sinjar climate — normals and trends
Sinjar (Iraq) has a hot semi-arid climate (BSh) under the Köppen-Geiger classification. Its mean annual temperature is 20.3 °C and it receives 296 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 (34.2 °C on average) and the coldest is January (6.6 °C). Rainfall peaks in January.
Sinjar averages 11 frost days, 155 hot days (≥ 30 °C) and 52 rainy days per year.
Sinjar has warmed by +2.0 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The number of frost days there went from about 15 to 7 per year over the period.
The hottest day of the period reached 47.8 °C (on 25 July 2025) and the coldest -9.4 °C (on 10 February 1949).
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
SinjarNineveh Governorate
- coords
- 36.32°, 41.88°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
20.3°C
Average daily high
25.8°C
Average daily low
15.0°C
Annual rainfall
296mm
Sunshine / day
10.9h
Mean relative humidity
45%
Average peak wind
16.1km/h
Seasonal range
27.6°C
Frost days (< 0 °C)
11 d/yr
Hot days (≥ 30 °C)
155 d/yr
Rainy days (≥ 1 mm)
52 d/yr
Annual snowfall
4.1 cm
Average feels-like high
23.9 °C
Average feels-like low
12.3 °C
Average peak gust
30.3 km/h
Tropical nights (≥ 20 °C)
133 d/yr
Solar radiation
19.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.0 °C
since 1940
+0.2 °C per decade · r² = 0.33 · 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
47.8 °C
25 July 2025
Coldest day
-9.4 °C
10 February 1949
Wettest day
60 mm
12 April 1971
Windiest day
45.0 km/h
25 December 1963
Strongest gust
89.6 km/h
16 March 1998
Hottest feels-like
47.9 °C
16 July 1978
Coldest feels-like
-14.9 °C
10 February 1949
Snowiest day
14.7 cm
10 February 1992
Sunniest day
14.0 h
27 May 1940
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 | 15.1 °C | +4.4 °C | 3 mm | -48 mm |
| Feb | 12.3 °C | -0.6 °C | 28 mm | -16 mm |
| Mar | 22.2 °C | +4.9 °C | 27 mm | -24 mm |
| Apr | 26.7 °C | +2.9 °C | 11 mm | -29 mm |
| May | 34.5 °C | +3.6 °C | 3 mm | -15 mm |
| Jun | 39.2 °C | +2.1 °C | 1 mm | -1 mm |
| Jul | 42.4 °C | +1.9 °C | 0 mm | 0 mm |
| Aug | 41.6 °C | +1.6 °C | 0 mm | -0 mm |
| Sep | 36.0 °C | +0.3 °C | 0 mm | -1 mm |
| Oct | 29.9 °C | +1.5 °C | 0 mm | -13 mm |
| Nov | 24.1 °C | +4.7 °C | 16 mm | -14 mm |
| Dec | 13.7 °C | +1.0 °C | 87 mm | +39 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 Sinjar?
Sinjar has a hot semi-arid climate (Köppen BSh). Over 1940-2025, the average annual temperature is 20.3 °C and it receives 296 mm of precipitation per year.
What is the hottest day ever recorded in Sinjar?
The hottest day measured in Sinjar between 1940 and 2025 was 25 July 2025, reaching 47.8 °C.
What is the coldest day in Sinjar?
The coldest day measured in Sinjar between 1940 and 2025 was 10 February 1949, at -9.4 °C.
Does it snow in Sinjar?
Yes. Sinjar gets on average 4.1 cm of snow per year and has around 11 frost days.
Has the climate of Sinjar warmed?
Yes: Sinjar warmed by +2.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sinjar?
The wettest day measured in Sinjar between 1940 and 2025 was 12 April 1971, with 60 mm of rain in 24 hours.
What was the windiest day in Sinjar?
The windiest day measured in Sinjar between 1940 and 2025 was 25 December 1963, with winds reaching 45.0 km/h.
What is the warmest month in Sinjar?
The warmest month in Sinjar is July (34.2 °C on average); the coldest is January (6.6 °C).
How much does it rain in Sinjar?
Sinjar receives on average 296 mm of precipitation per year, spread over about 52 rainy days.
Is it sunny in Sinjar?
Sinjar gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
What is the biggest single-day snowfall in Sinjar?
The heaviest 24-hour snowfall measured in Sinjar between 1940 and 2025 was 10 February 1992, with 14.7 cm.
Are there tropical nights in Sinjar?
Yes: Sinjar has on average 133 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sinjar?
In Sinjar, between 1940 and 2025, the highest apparent temperature reached 47.9 °C on 16 July 1978, and the lowest was -14.9 °C on 10 February 1949.
Compare Sinjar with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sinjar