Urmia climate — normals and trends
Urmia (Iran) has a hot-summer mediterranean continental climate (Dsa) under the Köppen-Geiger classification. Its mean annual temperature is 9.9 °C and it receives 383 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 (23.4 °C on average) and the coldest is January (-4.4 °C). Rainfall peaks in March.
Urmia averages 126 frost days, 36 hot days (≥ 30 °C) and 70 rainy days per year.
Urmia has warmed by +2.7 °C between 1940 and 2025, or +0.32 °C per decade. This trend is statistically significant.
The number of frost days there went from about 144 to 108 per year over the period.
The hottest day of the period reached 38.4 °C (on 28 July 1973) and the coldest -25.2 °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
UrmiaWest Azerbaijan Province
- coords
- 37.55°, 45.08°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.9°C
Average daily high
15.9°C
Average daily low
4.4°C
Annual rainfall
383mm
Sunshine / day
10.8h
Mean relative humidity
57%
Average peak wind
11.4km/h
Seasonal range
27.8°C
Frost days (< 0 °C)
126 d/yr
Hot days (≥ 30 °C)
36 d/yr
Rainy days (≥ 1 mm)
70 d/yr
Annual snowfall
106.6 cm
Average feels-like high
14.0 °C
Average feels-like low
1.3 °C
Average peak gust
30.8 km/h
Tropical nights (≥ 20 °C)
5 d/yr
Solar radiation
19.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.7 °C
since 1940
+0.3 °C per decade · r² = 0.42 · 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
38.4 °C
28 July 1973
Coldest day
-25.2 °C
17 January 1950
Wettest day
66 mm
1 April 1969
Windiest day
31.3 km/h
13 April 2022
Strongest gust
101.9 km/h
1 April 2005
Hottest feels-like
38.1 °C
3 July 2015
Coldest feels-like
-30.7 °C
17 January 1950
Snowiest day
28.1 cm
24 November 1982
Sunniest day
14.0 h
16 May 1940
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 | 3.4 °C | +2.3 °C | 5 mm | -37 mm |
| Feb | 0.8 °C | -2.0 °C | 67 mm | +24 mm |
| Mar | 11.9 °C | +4.2 °C | 27 mm | -33 mm |
| Apr | 17.4 °C | +2.7 °C | 50 mm | -6 mm |
| May | 23.9 °C | +3.5 °C | 37 mm | -11 mm |
| Jun | 27.9 °C | +1.7 °C | 19 mm | +3 mm |
| Jul | 31.7 °C | +2.0 °C | 4 mm | -2 mm |
| Aug | 33.7 °C | +4.2 °C | 2 mm | -3 mm |
| Sep | 26.5 °C | +0.9 °C | 6 mm | -3 mm |
| Oct | 21.9 °C | +3.3 °C | 1 mm | -22 mm |
| Nov | 14.6 °C | +3.9 °C | 11 mm | -26 mm |
| Dec | 5.9 °C | +1.8 °C | 73 mm | +34 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 Urmia?
Urmia has a hot-summer mediterranean continental climate (Köppen Dsa). Over 1940-2025, the average annual temperature is 9.9 °C and it receives 383 mm of precipitation per year.
What is the hottest day ever recorded in Urmia?
The hottest day measured in Urmia between 1940 and 2025 was 28 July 1973, reaching 38.4 °C.
What is the coldest day in Urmia?
The coldest day measured in Urmia between 1940 and 2025 was 17 January 1950, at -25.2 °C.
Does it snow in Urmia?
Yes. Urmia gets on average 106.6 cm of snow per year and has around 126 frost days.
Has the climate of Urmia warmed?
Yes: Urmia warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Urmia?
The wettest day measured in Urmia between 1940 and 2025 was 1 April 1969, with 66 mm of rain in 24 hours.
What was the windiest day in Urmia?
The windiest day measured in Urmia between 1940 and 2025 was 13 April 2022, with winds reaching 31.3 km/h.
What is the warmest month in Urmia?
The warmest month in Urmia is July (23.4 °C on average); the coldest is January (-4.4 °C).
How much does it rain in Urmia?
Urmia receives on average 383 mm of precipitation per year, spread over about 70 rainy days.
Is it sunny in Urmia?
Urmia gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.
What is the biggest single-day snowfall in Urmia?
The heaviest 24-hour snowfall measured in Urmia between 1940 and 2025 was 24 November 1982, with 28.1 cm.
Are there tropical nights in Urmia?
Yes: Urmia has on average 5 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Urmia?
In Urmia, between 1940 and 2025, the highest apparent temperature reached 38.1 °C on 3 July 2015, and the lowest was -30.7 °C on 17 January 1950.
Compare Urmia with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Urmia