Khūy climate — normals and trends
Khūy (Iran) has a hot-summer mediterranean continental climate (Dsa) under the Köppen-Geiger classification. Its mean annual temperature is 11.4 °C and it receives 401 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 (25.0 °C on average) and the coldest is January (-2.6 °C). Rainfall peaks in April.
Khūy averages 111 frost days, 64 hot days (≥ 30 °C) and 84 rainy days per year.
Khūy has warmed by +3.3 °C between 1940 and 2025, or +0.39 °C per decade. This trend is statistically significant.
The number of frost days there went from about 131 to 91 per year over the period.
The hottest day of the period reached 40.8 °C (on 12 August 2003) and the coldest -26.2 °C (on 21 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
KhūyWest Azerbaijan Province
- coords
- 38.55°, 44.95°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.4°C
Average daily high
17.6°C
Average daily low
5.6°C
Annual rainfall
401mm
Sunshine / day
10.7h
Mean relative humidity
60%
Average peak wind
11.1km/h
Seasonal range
27.6°C
Frost days (< 0 °C)
111 d/yr
Hot days (≥ 30 °C)
64 d/yr
Rainy days (≥ 1 mm)
84 d/yr
Annual snowfall
69.0 cm
Average feels-like high
15.7 °C
Average feels-like low
3.2 °C
Average peak gust
28.8 km/h
Tropical nights (≥ 20 °C)
12 d/yr
Solar radiation
18.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.3 °C
since 1940
+0.4 °C per decade · r² = 0.51 · 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
40.8 °C
12 August 2003
Coldest day
-26.2 °C
21 January 1964
Wettest day
38 mm
22 April 2011
Windiest day
37.9 km/h
12 April 2022
Strongest gust
89.6 km/h
24 March 2021
Hottest feels-like
40.7 °C
8 July 2011
Coldest feels-like
-31.5 °C
21 January 1964
Snowiest day
19.2 cm
9 March 1991
Sunniest day
14.0 h
13 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 | 4.7 °C | +2.4 °C | 3 mm | -29 mm |
| Feb | 3.1 °C | -1.3 °C | 44 mm | +9 mm |
| Mar | 15.7 °C | +5.8 °C | 17 mm | -42 mm |
| Apr | 19.8 °C | +2.9 °C | 69 mm | +1 mm |
| May | 26.4 °C | +4.1 °C | 32 mm | -32 mm |
| Jun | 30.3 °C | +2.4 °C | 10 mm | -15 mm |
| Jul | 34.5 °C | +2.6 °C | 1 mm | -7 mm |
| Aug | 36.2 °C | +4.5 °C | 0 mm | -6 mm |
| Sep | 28.0 °C | +0.7 °C | 11 mm | +1 mm |
| Oct | 23.1 °C | +3.2 °C | 12 mm | -18 mm |
| Nov | 15.9 °C | +4.2 °C | 7 mm | -28 mm |
| Dec | 7.1 °C | +2.3 °C | 57 mm | +25 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 Khūy?
Khūy has a hot-summer mediterranean continental climate (Köppen Dsa). Over 1940-2025, the average annual temperature is 11.4 °C and it receives 401 mm of precipitation per year.
What is the hottest day ever recorded in Khūy?
The hottest day measured in Khūy between 1940 and 2025 was 12 August 2003, reaching 40.8 °C.
What is the coldest day in Khūy?
The coldest day measured in Khūy between 1940 and 2025 was 21 January 1964, at -26.2 °C.
Does it snow in Khūy?
Yes. Khūy gets on average 69.0 cm of snow per year and has around 111 frost days.
Has the climate of Khūy warmed?
Yes: Khūy warmed by +3.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Khūy?
The wettest day measured in Khūy between 1940 and 2025 was 22 April 2011, with 38 mm of rain in 24 hours.
What was the windiest day in Khūy?
The windiest day measured in Khūy between 1940 and 2025 was 12 April 2022, with winds reaching 37.9 km/h.
What is the warmest month in Khūy?
The warmest month in Khūy is July (25.0 °C on average); the coldest is January (-2.6 °C).
How much does it rain in Khūy?
Khūy receives on average 401 mm of precipitation per year, spread over about 84 rainy days.
Is it sunny in Khūy?
Khūy gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
What is the biggest single-day snowfall in Khūy?
The heaviest 24-hour snowfall measured in Khūy between 1940 and 2025 was 9 March 1991, with 19.2 cm.
Are there tropical nights in Khūy?
Yes: Khūy has on average 12 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Khūy?
In Khūy, between 1940 and 2025, the highest apparent temperature reached 40.7 °C on 8 July 2011, and the lowest was -31.5 °C on 21 January 1964.
Compare Khūy with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Khūy