Qūchān climate — normals and trends
Qūchān (Iran) has a warm-summer mediterranean continental climate (Dsb) under the Köppen-Geiger classification. Its mean annual temperature is 8.7 °C and it receives 343 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 (20.5 °C on average) and the coldest is January (-4.6 °C). Rainfall peaks in April.
Qūchān averages 137 frost days, 14 hot days (≥ 30 °C) and 62 rainy days per year.
Qūchān has warmed by +1.7 °C between 1940 and 2025, or +0.20 °C per decade. This trend is statistically significant.
The number of frost days there went from about 150 to 124 per year over the period.
The hottest day of the period reached 36.3 °C (on 3 July 1958) and the coldest -31.9 °C (on 12 January 2023).
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
QūchānRazavi Khorasan
- coords
- 37.11°, 58.51°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.7°C
Average daily high
15.5°C
Average daily low
2.7°C
Annual rainfall
343mm
Sunshine / day
10.7h
Mean relative humidity
61%
Average peak wind
14.2km/h
Seasonal range
25.1°C
Frost days (< 0 °C)
137 d/yr
Hot days (≥ 30 °C)
14 d/yr
Rainy days (≥ 1 mm)
62 d/yr
Annual snowfall
75.4 cm
Average feels-like high
12.9 °C
Average feels-like low
-0.5 °C
Average peak gust
31.4 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
19.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.7 °C
since 1940
+0.2 °C per decade · r² = 0.19 · 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
36.3 °C
3 July 1958
Coldest day
-31.9 °C
12 January 2023
Wettest day
38 mm
4 May 1965
Windiest day
40.5 km/h
21 February 1962
Strongest gust
107.3 km/h
30 March 1998
Hottest feels-like
36.8 °C
16 July 1995
Coldest feels-like
-36.4 °C
12 January 2023
Snowiest day
23.6 cm
25 February 1978
Sunniest day
14.0 h
20 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 | 4.9 °C | +4.2 °C | 6 mm | -26 mm |
| Feb | 1.7 °C | -0.4 °C | 34 mm | -7 mm |
| Mar | 10.4 °C | +2.3 °C | 55 mm | -14 mm |
| Apr | 20.2 °C | +4.3 °C | 35 mm | -34 mm |
| May | 24.3 °C | +3.3 °C | 17 mm | -35 mm |
| Jun | 25.8 °C | +0.1 °C | 29 mm | +17 mm |
| Jul | 29.3 °C | +1.3 °C | 0 mm | -3 mm |
| Aug | 28.5 °C | +1.4 °C | 0 mm | -2 mm |
| Sep | 26.1 °C | +2.0 °C | 0 mm | -4 mm |
| Oct | 21.7 °C | +3.6 °C | 0 mm | -14 mm |
| Nov | 14.8 °C | +4.0 °C | 1 mm | -21 mm |
| Dec | 4.2 °C | +0.2 °C | 42 mm | +16 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 Qūchān?
Qūchān has a warm-summer mediterranean continental climate (Köppen Dsb). Over 1940-2025, the average annual temperature is 8.7 °C and it receives 343 mm of precipitation per year.
What is the hottest day ever recorded in Qūchān?
The hottest day measured in Qūchān between 1940 and 2025 was 3 July 1958, reaching 36.3 °C.
What is the coldest day in Qūchān?
The coldest day measured in Qūchān between 1940 and 2025 was 12 January 2023, at -31.9 °C.
Does it snow in Qūchān?
Yes. Qūchān gets on average 75.4 cm of snow per year and has around 137 frost days.
Has the climate of Qūchān warmed?
Yes: Qūchān warmed by +1.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Qūchān?
The wettest day measured in Qūchān between 1940 and 2025 was 4 May 1965, with 38 mm of rain in 24 hours.
What was the windiest day in Qūchān?
The windiest day measured in Qūchān between 1940 and 2025 was 21 February 1962, with winds reaching 40.5 km/h.
What is the warmest month in Qūchān?
The warmest month in Qūchān is July (20.5 °C on average); the coldest is January (-4.6 °C).
How much does it rain in Qūchān?
Qūchān receives on average 343 mm of precipitation per year, spread over about 62 rainy days.
Is it sunny in Qūchān?
Qūchān 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 Qūchān?
The heaviest 24-hour snowfall measured in Qūchān between 1940 and 2025 was 25 February 1978, with 23.6 cm.
Are there tropical nights in Qūchān?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Qūchān.
What was the most extreme apparent temperature in Qūchān?
In Qūchān, between 1940 and 2025, the highest apparent temperature reached 36.8 °C on 16 July 1995, and the lowest was -36.4 °C on 12 January 2023.
Compare Qūchān with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Qūchān