Aş Şuwayrah climate — normals and trends
Aş Şuwayrah (Iraq) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 25.1 °C and it receives 143 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 (37.8 °C on average) and the coldest is January (11.1 °C). Rainfall peaks in January.
Aş Şuwayrah averages 1 frost days, 205 hot days (≥ 30 °C) and 24 rainy days per year.
Aş Şuwayrah has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The number of frost days there went from about 2 to 0 per year over the period.
The hottest day of the period reached 52.7 °C (on 18 July 1978) and the coldest -5.2 °C (on 20 January 1964).
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
Aş ŞuwayrahWasit Governorate
- coords
- 32.93°, 44.78°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.1°C
Average daily high
31.9°C
Average daily low
18.8°C
Annual rainfall
143mm
Sunshine / day
11.2h
Mean relative humidity
37%
Average peak wind
18.3km/h
Seasonal range
26.7°C
Frost days (< 0 °C)
1 d/yr
Hot days (≥ 30 °C)
205 d/yr
Rainy days (≥ 1 mm)
24 d/yr
Annual snowfall
0.0 cm
Average feels-like high
29.7 °C
Average feels-like low
16.2 °C
Average peak gust
35.9 km/h
Tropical nights (≥ 20 °C)
176 d/yr
Solar radiation
20.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °C
since 1940
+0.3 °C per decade · r² = 0.46 · 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
52.7 °C
18 July 1978
Coldest day
-5.2 °C
20 January 1964
Wettest day
65 mm
28 October 2015
Windiest day
53.3 km/h
25 March 2003
Strongest gust
96.8 km/h
17 April 1964
Hottest feels-like
54.8 °C
26 July 2020
Coldest feels-like
-10.0 °C
20 January 1964
Snowiest day
1.2 cm
13 February 1971
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 | 19.6 °C | +2.8 °C | 4 mm | -21 mm |
| Feb | 17.9 °C | -1.7 °C | 8 mm | -13 mm |
| Mar | 25.5 °C | +1.0 °C | 61 mm | +36 mm |
| Apr | 33.4 °C | +2.2 °C | 7 mm | -10 mm |
| May | 41.0 °C | +3.1 °C | 5 mm | -1 mm |
| Jun | 44.5 °C | +1.8 °C | 0 mm | -0 mm |
| Jul | 46.5 °C | +1.4 °C | 0 mm | 0 mm |
| Aug | 46.8 °C | +1.8 °C | 0 mm | 0 mm |
| Sep | 41.6 °C | +0.1 °C | 0 mm | -0 mm |
| Oct | 35.8 °C | +1.0 °C | 0 mm | -5 mm |
| Nov | 28.8 °C | +3.7 °C | 6 mm | -15 mm |
| Dec | 19.1 °C | +0.6 °C | 67 mm | +44 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 Aş Şuwayrah?
Aş Şuwayrah has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 25.1 °C and it receives 143 mm of precipitation per year.
What is the hottest day ever recorded in Aş Şuwayrah?
The hottest day measured in Aş Şuwayrah between 1940 and 2025 was 18 July 1978, reaching 52.7 °C.
What is the coldest day in Aş Şuwayrah?
The coldest day measured in Aş Şuwayrah between 1940 and 2025 was 20 January 1964, at -5.2 °C.
Does it snow in Aş Şuwayrah?
Almost never: Aş Şuwayrah sees virtually no snow, with about 1 frost days per year.
Has the climate of Aş Şuwayrah warmed?
Yes: Aş Şuwayrah warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Aş Şuwayrah?
The wettest day measured in Aş Şuwayrah between 1940 and 2025 was 28 October 2015, with 65 mm of rain in 24 hours.
What was the windiest day in Aş Şuwayrah?
The windiest day measured in Aş Şuwayrah between 1940 and 2025 was 25 March 2003, with winds reaching 53.3 km/h.
What is the warmest month in Aş Şuwayrah?
The warmest month in Aş Şuwayrah is July (37.8 °C on average); the coldest is January (11.1 °C).
How much does it rain in Aş Şuwayrah?
Aş Şuwayrah receives on average 143 mm of precipitation per year, spread over about 24 rainy days.
Is it sunny in Aş Şuwayrah?
Aş Şuwayrah gets on average 11.2 hours of sunshine per day, roughly 4,088 hours per year over 1940-2025.
What is the biggest single-day snowfall in Aş Şuwayrah?
The heaviest 24-hour snowfall measured in Aş Şuwayrah between 1940 and 2025 was 13 February 1971, with 1.2 cm.
Are there tropical nights in Aş Şuwayrah?
Yes: Aş Şuwayrah has on average 176 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Aş Şuwayrah?
In Aş Şuwayrah, between 1940 and 2025, the highest apparent temperature reached 54.8 °C on 26 July 2020, and the lowest was -10.0 °C on 20 January 1964.
Compare Aş Şuwayrah with another city
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Nearby cities
The climate around Aş Şuwayrah