Rūdān climate — normals and trends
Rūdān (Iran) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 25.5 °C and it receives 194 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 (34.1 °C on average) and the coldest is January (14.5 °C). Rainfall peaks in January.
Rūdān averages 0 frost days, 218 hot days (≥ 30 °C) and 23 rainy days per year.
Rūdān has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The hottest day of the period reached 47.2 °C (on 2 June 1941) and the coldest -2.0 °C (on 3 January 1949).
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
RūdānHormozgan
- coords
- 27.44°, 57.19°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.5°C
Average daily high
31.7°C
Average daily low
19.6°C
Annual rainfall
194mm
Sunshine / day
11.2h
Mean relative humidity
47%
Average peak wind
18.0km/h
Seasonal range
19.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
218 d/yr
Rainy days (≥ 1 mm)
23 d/yr
Annual snowfall
0.0 cm
Average feels-like high
31.2 °C
Average feels-like low
19.6 °C
Average peak gust
39.6 km/h
Tropical nights (≥ 20 °C)
188 d/yr
Solar radiation
21.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °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
47.2 °C
2 June 1941
Coldest day
-2.0 °C
3 January 1949
Wettest day
86 mm
13 March 1955
Windiest day
39.1 km/h
4 April 2002
Strongest gust
84.6 km/h
4 April 2002
Hottest feels-like
48.7 °C
14 July 1967
Coldest feels-like
-6.8 °C
3 January 1949
Snowiest day
0.6 cm
3 January 1973
Sunniest day
13.1 h
3 June 2025
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 | 21.9 °C | +2.3 °C | 21 mm | -35 mm |
| Feb | 24.0 °C | +2.3 °C | 17 mm | -21 mm |
| Mar | 29.5 °C | +3.2 °C | 2 mm | -30 mm |
| Apr | 37.2 °C | +4.9 °C | 0 mm | -9 mm |
| May | 40.5 °C | +2.5 °C | 0 mm | -2 mm |
| Jun | 41.9 °C | +1.1 °C | 0 mm | -2 mm |
| Jul | 40.1 °C | -0.3 °C | 4 mm | +0 mm |
| Aug | 39.3 °C | -0.6 °C | 3 mm | -0 mm |
| Sep | 38.0 °C | +0.2 °C | 0 mm | -2 mm |
| Oct | 35.2 °C | +1.1 °C | 1 mm | -1 mm |
| Nov | 30.2 °C | +2.6 °C | 0 mm | -10 mm |
| Dec | 22.7 °C | +0.7 °C | 180 mm | +145 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 Rūdān?
Rūdān has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 25.5 °C and it receives 194 mm of precipitation per year.
What is the hottest day ever recorded in Rūdān?
The hottest day measured in Rūdān between 1940 and 2025 was 2 June 1941, reaching 47.2 °C.
What is the coldest day in Rūdān?
The coldest day measured in Rūdān between 1940 and 2025 was 3 January 1949, at -2.0 °C.
Does it snow in Rūdān?
Almost never: Rūdān sees virtually no snow, with about 0 frost days per year.
Has the climate of Rūdān warmed?
Yes: Rūdān warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Rūdān?
The wettest day measured in Rūdān between 1940 and 2025 was 13 March 1955, with 86 mm of rain in 24 hours.
What was the windiest day in Rūdān?
The windiest day measured in Rūdān between 1940 and 2025 was 4 April 2002, with winds reaching 39.1 km/h.
What is the warmest month in Rūdān?
The warmest month in Rūdān is July (34.1 °C on average); the coldest is January (14.5 °C).
How much does it rain in Rūdān?
Rūdān receives on average 194 mm of precipitation per year, spread over about 23 rainy days.
Is it sunny in Rūdān?
Rūdān 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 Rūdān?
The heaviest 24-hour snowfall measured in Rūdān between 1940 and 2025 was 3 January 1973, with 0.6 cm.
Are there tropical nights in Rūdān?
Yes: Rūdān has on average 188 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Rūdān?
In Rūdān, between 1940 and 2025, the highest apparent temperature reached 48.7 °C on 14 July 1967, and the lowest was -6.8 °C on 3 January 1949.
Compare Rūdān with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Rūdān