Şafāshahr climate — normals and trends
Şafāshahr (Iran) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 12.8 °C and it receives 155 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 (25.3 °C on average) and the coldest is January (-0.6 °C). Rainfall peaks in January.
Şafāshahr averages 98 frost days, 58 hot days (≥ 30 °C) and 30 rainy days per year.
Şafāshahr has warmed by +1.9 °C between 1940 and 2025, or +0.23 °C per decade. This trend is statistically significant.
The number of frost days there went from about 107 to 89 per year over the period.
The hottest day of the period reached 38.0 °C (on 6 July 2025) and the coldest -23.4 °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
ŞafāshahrFars
- coords
- 30.61°, 53.20°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.8°C
Average daily high
18.9°C
Average daily low
6.6°C
Annual rainfall
155mm
Sunshine / day
11.1h
Mean relative humidity
39%
Average peak wind
17.9km/h
Seasonal range
25.9°C
Frost days (< 0 °C)
98 d/yr
Hot days (≥ 30 °C)
58 d/yr
Rainy days (≥ 1 mm)
30 d/yr
Annual snowfall
35.6 cm
Average feels-like high
15.4 °C
Average feels-like low
3.0 °C
Average peak gust
38.6 km/h
Tropical nights (≥ 20 °C)
10 d/yr
Solar radiation
22.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.39 · 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
38.0 °C
6 July 2025
Coldest day
-23.4 °C
20 January 1964
Wettest day
72 mm
2 December 1986
Windiest day
49.3 km/h
28 March 1962
Strongest gust
109.4 km/h
17 April 2004
Hottest feels-like
36.7 °C
6 July 2025
Coldest feels-like
-28.5 °C
20 January 1964
Snowiest day
27.7 cm
2 December 1986
Sunniest day
13.0 h
24 April 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 | 7.0 °C | +1.9 °C | 21 mm | -10 mm |
| Feb | 8.5 °C | +0.9 °C | 15 mm | -10 mm |
| Mar | 13.9 °C | +1.8 °C | 31 mm | +2 mm |
| Apr | 23.4 °C | +5.7 °C | 3 mm | -15 mm |
| May | 29.3 °C | +5.1 °C | 0 mm | -7 mm |
| Jun | 32.3 °C | +2.4 °C | 0 mm | -1 mm |
| Jul | 33.4 °C | +2.1 °C | 2 mm | +0 mm |
| Aug | 31.6 °C | +1.7 °C | 0 mm | -1 mm |
| Sep | 30.0 °C | +3.1 °C | 0 mm | -0 mm |
| Oct | 24.3 °C | +3.4 °C | 0 mm | -3 mm |
| Nov | 17.2 °C | +3.6 °C | 0 mm | -14 mm |
| Dec | 7.0 °C | -1.0 °C | 59 mm | +34 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 Şafāshahr?
Şafāshahr has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 12.8 °C and it receives 155 mm of precipitation per year.
What is the hottest day ever recorded in Şafāshahr?
The hottest day measured in Şafāshahr between 1940 and 2025 was 6 July 2025, reaching 38.0 °C.
What is the coldest day in Şafāshahr?
The coldest day measured in Şafāshahr between 1940 and 2025 was 20 January 1964, at -23.4 °C.
Does it snow in Şafāshahr?
Yes. Şafāshahr gets on average 35.6 cm of snow per year and has around 98 frost days.
Has the climate of Şafāshahr warmed?
Yes: Şafāshahr warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Şafāshahr?
The wettest day measured in Şafāshahr between 1940 and 2025 was 2 December 1986, with 72 mm of rain in 24 hours.
What was the windiest day in Şafāshahr?
The windiest day measured in Şafāshahr between 1940 and 2025 was 28 March 1962, with winds reaching 49.3 km/h.
What is the warmest month in Şafāshahr?
The warmest month in Şafāshahr is July (25.3 °C on average); the coldest is January (-0.6 °C).
How much does it rain in Şafāshahr?
Şafāshahr receives on average 155 mm of precipitation per year, spread over about 30 rainy days.
Is it sunny in Şafāshahr?
Şafāshahr gets on average 11.1 hours of sunshine per day, roughly 4,052 hours per year over 1940-2025.
What is the biggest single-day snowfall in Şafāshahr?
The heaviest 24-hour snowfall measured in Şafāshahr between 1940 and 2025 was 2 December 1986, with 27.7 cm.
Are there tropical nights in Şafāshahr?
Yes: Şafāshahr has on average 10 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Şafāshahr?
In Şafāshahr, between 1940 and 2025, the highest apparent temperature reached 36.7 °C on 6 July 2025, and the lowest was -28.5 °C on 20 January 1964.
Compare Şafāshahr with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Şafāshahr