Sa‘ādat Shahr climate — normals and trends
Sa‘ādat Shahr (Iran) has a cold semi-arid climate (BSk) under the Köppen-Geiger classification. Its mean annual temperature is 15.3 °C and it receives 207 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 (27.8 °C on average) and the coldest is January (2.2 °C). Rainfall peaks in January.
Sa‘ādat Shahr averages 73 frost days, 109 hot days (≥ 30 °C) and 33 rainy days per year.
Sa‘ādat Shahr has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 80 to 66 per year over the period.
The hottest day of the period reached 41.0 °C (on 28 July 2024) and the coldest -23.1 °C (on 28 December 1963).
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
Sa‘ādat ShahrFars
- coords
- 30.08°, 53.13°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
15.3°C
Average daily high
21.8°C
Average daily low
7.9°C
Annual rainfall
207mm
Sunshine / day
11.2h
Mean relative humidity
37%
Average peak wind
13.1km/h
Seasonal range
25.6°C
Frost days (< 0 °C)
73 d/yr
Hot days (≥ 30 °C)
109 d/yr
Rainy days (≥ 1 mm)
33 d/yr
Annual snowfall
19.9 cm
Average feels-like high
19.1 °C
Average feels-like low
4.6 °C
Average peak gust
37.5 km/h
Tropical nights (≥ 20 °C)
17 d/yr
Solar radiation
21.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.34 · 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
41.0 °C
28 July 2024
Coldest day
-23.1 °C
28 December 1963
Wettest day
94 mm
2 December 1986
Windiest day
36.7 km/h
28 March 1962
Strongest gust
103.3 km/h
17 April 2004
Hottest feels-like
39.7 °C
28 July 2024
Coldest feels-like
-28.1 °C
28 December 1963
Snowiest day
23.2 cm
16 January 1959
Sunniest day
13.0 h
25 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 | 10.2 °C | +2.1 °C | 17 mm | -28 mm |
| Feb | 10.7 °C | +0.1 °C | 45 mm | +8 mm |
| Mar | 16.2 °C | +1.3 °C | 51 mm | +12 mm |
| Apr | 26.1 °C | +5.6 °C | 5 mm | -15 mm |
| May | 32.3 °C | +5.2 °C | 0 mm | -5 mm |
| Jun | 35.1 °C | +2.4 °C | 0 mm | -0 mm |
| Jul | 36.5 °C | +2.0 °C | 2 mm | -0 mm |
| Aug | 35.4 °C | +2.1 °C | 0 mm | -1 mm |
| Sep | 32.7 °C | +2.8 °C | 0 mm | -0 mm |
| Oct | 26.8 °C | +3.1 °C | 0 mm | -3 mm |
| Nov | 20.0 °C | +3.8 °C | 0 mm | -17 mm |
| Dec | 10.7 °C | 0.0 °C | 89 mm | +51 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 Sa‘ādat Shahr?
Sa‘ādat Shahr has a cold semi-arid climate (Köppen BSk). Over 1940-2025, the average annual temperature is 15.3 °C and it receives 207 mm of precipitation per year.
What is the hottest day ever recorded in Sa‘ādat Shahr?
The hottest day measured in Sa‘ādat Shahr between 1940 and 2025 was 28 July 2024, reaching 41.0 °C.
What is the coldest day in Sa‘ādat Shahr?
The coldest day measured in Sa‘ādat Shahr between 1940 and 2025 was 28 December 1963, at -23.1 °C.
Does it snow in Sa‘ādat Shahr?
Yes. Sa‘ādat Shahr gets on average 19.9 cm of snow per year and has around 73 frost days.
Has the climate of Sa‘ādat Shahr warmed?
Yes: Sa‘ādat Shahr warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Sa‘ādat Shahr?
The wettest day measured in Sa‘ādat Shahr between 1940 and 2025 was 2 December 1986, with 94 mm of rain in 24 hours.
What was the windiest day in Sa‘ādat Shahr?
The windiest day measured in Sa‘ādat Shahr between 1940 and 2025 was 28 March 1962, with winds reaching 36.7 km/h.
What is the warmest month in Sa‘ādat Shahr?
The warmest month in Sa‘ādat Shahr is July (27.8 °C on average); the coldest is January (2.2 °C).
How much does it rain in Sa‘ādat Shahr?
Sa‘ādat Shahr receives on average 207 mm of precipitation per year, spread over about 33 rainy days.
Is it sunny in Sa‘ādat Shahr?
Sa‘ādat Shahr 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 Sa‘ādat Shahr?
The heaviest 24-hour snowfall measured in Sa‘ādat Shahr between 1940 and 2025 was 16 January 1959, with 23.2 cm.
Are there tropical nights in Sa‘ādat Shahr?
Yes: Sa‘ādat Shahr has on average 17 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Sa‘ādat Shahr?
In Sa‘ādat Shahr, between 1940 and 2025, the highest apparent temperature reached 39.7 °C on 28 July 2024, and the lowest was -28.1 °C on 28 December 1963.
Compare Sa‘ādat Shahr with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Sa‘ādat Shahr