Shādegān climate — normals and trends
Shādegān (Iran) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 26.4 °C and it receives 227 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 (38.8 °C on average) and the coldest is January (12.6 °C). Rainfall peaks in December.
Shādegān averages 0 frost days, 217 hot days (≥ 30 °C) and 29 rainy days per year.
Shādegān 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 52.2 °C (on 11 July 2017) and the coldest -4.3 °C (on 20 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
ShādegānKhuzestan
- coords
- 30.65°, 48.66°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
26.4°C
Average daily high
33.3°C
Average daily low
19.9°C
Annual rainfall
227mm
Sunshine / day
11.0h
Mean relative humidity
40%
Average peak wind
19.9km/h
Seasonal range
26.2°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
217 d/yr
Rainy days (≥ 1 mm)
29 d/yr
Annual snowfall
0.0 cm
Average feels-like high
31.3 °C
Average feels-like low
17.9 °C
Average peak gust
34.1 km/h
Tropical nights (≥ 20 °C)
188 d/yr
Solar radiation
20.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.1 °C
since 1940
+0.3 °C per decade · r² = 0.47 · 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
52.2 °C
11 July 2017
Coldest day
-4.3 °C
20 January 1964
Wettest day
102 mm
5 November 1994
Windiest day
58.6 km/h
16 February 1949
Strongest gust
92.9 km/h
16 February 1949
Hottest feels-like
54.1 °C
29 July 2020
Coldest feels-like
-10.0 °C
20 January 1964
Sunniest day
13.2 h
16 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 | 21.6 °C | +3.6 °C | 15 mm | -29 mm |
| Feb | 21.3 °C | +0.5 °C | 13 mm | -17 mm |
| Mar | 27.3 °C | +1.3 °C | 64 mm | +34 mm |
| Apr | 36.4 °C | +3.7 °C | 2 mm | -12 mm |
| May | 44.2 °C | +4.3 °C | 0 mm | -5 mm |
| Jun | 46.2 °C | +1.3 °C | 0 mm | -0 mm |
| Jul | 48.1 °C | +1.6 °C | 0 mm | 0 mm |
| Aug | 47.9 °C | +1.9 °C | 3 mm | +3 mm |
| Sep | 43.8 °C | +1.1 °C | 0 mm | -0 mm |
| Oct | 38.2 °C | +2.1 °C | 0 mm | -6 mm |
| Nov | 30.2 °C | +3.7 °C | 3 mm | -45 mm |
| Dec | 21.1 °C | +1.4 °C | 69 mm | +18 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 Shādegān?
Shādegān has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 26.4 °C and it receives 227 mm of precipitation per year.
What is the hottest day ever recorded in Shādegān?
The hottest day measured in Shādegān between 1940 and 2025 was 11 July 2017, reaching 52.2 °C.
What is the coldest day in Shādegān?
The coldest day measured in Shādegān between 1940 and 2025 was 20 January 1964, at -4.3 °C.
Does it snow in Shādegān?
Almost never: Shādegān sees virtually no snow, with about 0 frost days per year.
Has the climate of Shādegān warmed?
Yes: Shādegān warmed by +2.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Shādegān?
The wettest day measured in Shādegān between 1940 and 2025 was 5 November 1994, with 102 mm of rain in 24 hours.
What was the windiest day in Shādegān?
The windiest day measured in Shādegān between 1940 and 2025 was 16 February 1949, with winds reaching 58.6 km/h.
What is the warmest month in Shādegān?
The warmest month in Shādegān is July (38.8 °C on average); the coldest is January (12.6 °C).
How much does it rain in Shādegān?
Shādegān receives on average 227 mm of precipitation per year, spread over about 29 rainy days.
Is it sunny in Shādegān?
Shādegān gets on average 11.0 hours of sunshine per day, roughly 4,015 hours per year over 1940-2025.
Are there tropical nights in Shādegān?
Yes: Shādegān has on average 188 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Shādegān?
In Shādegān, between 1940 and 2025, the highest apparent temperature reached 54.1 °C on 29 July 2020, and the lowest was -10.0 °C on 20 January 1964.
Compare Shādegān with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Shādegān