Kahnūj climate — normals and trends
Kahnūj (Iran) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 25.2 °C and it receives 203 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 (35.4 °C on average) and the coldest is January (12.8 °C). Rainfall peaks in January.
Kahnūj averages 0 frost days, 212 hot days (≥ 30 °C) and 27 rainy days per year.
Kahnūj has warmed by +2.1 °C between 1940 and 2025, or +0.25 °C per decade. This trend is statistically significant.
The hottest day of the period reached 47.7 °C (on 14 June 2021) and the coldest -3.7 °C (on 27 December 1972).
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
KahnūjKerman
- coords
- 27.94°, 57.70°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.2°C
Average daily high
31.5°C
Average daily low
18.9°C
Annual rainfall
203mm
Sunshine / day
11.3h
Mean relative humidity
41%
Average peak wind
14.4km/h
Seasonal range
22.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
212 d/yr
Rainy days (≥ 1 mm)
27 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.5 °C
Average feels-like low
17.8 °C
Average peak gust
29.6 km/h
Tropical nights (≥ 20 °C)
177 d/yr
Solar radiation
21.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.48 · 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
47.7 °C
14 June 2021
Coldest day
-3.7 °C
27 December 1972
Wettest day
66 mm
2 February 2011
Windiest day
45.1 km/h
4 April 2002
Strongest gust
85.3 km/h
4 April 2002
Hottest feels-like
48.8 °C
3 July 2024
Coldest feels-like
-7.9 °C
27 December 1972
Snowiest day
1.2 cm
4 January 1973
Sunniest day
13.3 h
8 June 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 | +1.4 °C | 43 mm | -11 mm |
| Feb | 22.4 °C | +1.6 °C | 30 mm | -11 mm |
| Mar | 28.6 °C | +2.7 °C | 2 mm | -33 mm |
| Apr | 37.5 °C | +5.3 °C | 0 mm | -12 mm |
| May | 41.8 °C | +3.6 °C | 0 mm | -3 mm |
| Jun | 42.8 °C | +1.0 °C | 0 mm | -1 mm |
| Jul | 42.5 °C | +0.6 °C | 6 mm | +3 mm |
| Aug | 41.9 °C | +1.0 °C | 3 mm | -1 mm |
| Sep | 40.0 °C | +1.7 °C | 2 mm | +0 mm |
| Oct | 35.3 °C | +2.1 °C | 1 mm | -2 mm |
| Nov | 28.2 °C | +2.0 °C | 0 mm | -12 mm |
| Dec | 21.3 °C | +0.9 °C | 146 mm | +114 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 Kahnūj?
Kahnūj has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 25.2 °C and it receives 203 mm of precipitation per year.
What is the hottest day ever recorded in Kahnūj?
The hottest day measured in Kahnūj between 1940 and 2025 was 14 June 2021, reaching 47.7 °C.
What is the coldest day in Kahnūj?
The coldest day measured in Kahnūj between 1940 and 2025 was 27 December 1972, at -3.7 °C.
Does it snow in Kahnūj?
Almost never: Kahnūj sees virtually no snow, with about 0 frost days per year.
Has the climate of Kahnūj warmed?
Yes: Kahnūj warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kahnūj?
The wettest day measured in Kahnūj between 1940 and 2025 was 2 February 2011, with 66 mm of rain in 24 hours.
What was the windiest day in Kahnūj?
The windiest day measured in Kahnūj between 1940 and 2025 was 4 April 2002, with winds reaching 45.1 km/h.
What is the warmest month in Kahnūj?
The warmest month in Kahnūj is July (35.4 °C on average); the coldest is January (12.8 °C).
How much does it rain in Kahnūj?
Kahnūj receives on average 203 mm of precipitation per year, spread over about 27 rainy days.
Is it sunny in Kahnūj?
Kahnūj gets on average 11.3 hours of sunshine per day, roughly 4,125 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kahnūj?
The heaviest 24-hour snowfall measured in Kahnūj between 1940 and 2025 was 4 January 1973, with 1.2 cm.
Are there tropical nights in Kahnūj?
Yes: Kahnūj has on average 177 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kahnūj?
In Kahnūj, between 1940 and 2025, the highest apparent temperature reached 48.8 °C on 3 July 2024, and the lowest was -7.9 °C on 27 December 1972.
Compare Kahnūj with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kahnūj