Dastgerd climate — normals and trends
Dastgerd (Iran) has a cold desert climate (BWk) under the Köppen-Geiger classification. Its mean annual temperature is 16.3 °C and it receives 91 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 (30.0 °C on average) and the coldest is January (2.1 °C). Rainfall peaks in March.
Dastgerd averages 77 frost days, 129 hot days (≥ 30 °C) and 22 rainy days per year.
Dastgerd has warmed by +2.6 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The number of frost days there went from about 95 to 59 per year over the period.
The hottest day of the period reached 43.1 °C (on 3 August 2024) and the coldest -23.5 °C (on 21 December 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
DastgerdIsfahan
- coords
- 32.80°, 51.66°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
16.3°C
Average daily high
23.3°C
Average daily low
9.1°C
Annual rainfall
91mm
Sunshine / day
11.1h
Mean relative humidity
35%
Average peak wind
13.9km/h
Seasonal range
27.9°C
Frost days (< 0 °C)
77 d/yr
Hot days (≥ 30 °C)
129 d/yr
Rainy days (≥ 1 mm)
22 d/yr
Annual snowfall
10.2 cm
Average feels-like high
20.7 °C
Average feels-like low
5.9 °C
Average peak gust
28.4 km/h
Tropical nights (≥ 20 °C)
48 d/yr
Solar radiation
21.3 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.54 · 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
43.1 °C
3 August 2024
Coldest day
-23.5 °C
21 December 1964
Wettest day
26 mm
8 April 1961
Windiest day
45.2 km/h
19 October 1984
Strongest gust
98.3 km/h
26 March 2003
Hottest feels-like
42.0 °C
1 August 2024
Coldest feels-like
-28.2 °C
21 December 1964
Snowiest day
12.1 cm
29 January 1972
Sunniest day
13.1 h
20 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 | 10.2 °C | +1.8 °C | 13 mm | -1 mm |
| Feb | 12.9 °C | +1.1 °C | 5 mm | -7 mm |
| Mar | 19.2 °C | +2.1 °C | 23 mm | +8 mm |
| Apr | 27.8 °C | +4.8 °C | 5 mm | -7 mm |
| May | 33.9 °C | +5.0 °C | 1 mm | -6 mm |
| Jun | 36.6 °C | +1.9 °C | 0 mm | -1 mm |
| Jul | 39.1 °C | +2.0 °C | 0 mm | -0 mm |
| Aug | 37.7 °C | +2.0 °C | 0 mm | -0 mm |
| Sep | 34.4 °C | +2.5 °C | 0 mm | -0 mm |
| Oct | 28.7 °C | +3.8 °C | 0 mm | -3 mm |
| Nov | 20.3 °C | +3.9 °C | 0 mm | -12 mm |
| Dec | 10.7 °C | +0.5 °C | 51 mm | +37 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 Dastgerd?
Dastgerd has a cold desert climate (Köppen BWk). Over 1940-2025, the average annual temperature is 16.3 °C and it receives 91 mm of precipitation per year.
What is the hottest day ever recorded in Dastgerd?
The hottest day measured in Dastgerd between 1940 and 2025 was 3 August 2024, reaching 43.1 °C.
What is the coldest day in Dastgerd?
The coldest day measured in Dastgerd between 1940 and 2025 was 21 December 1964, at -23.5 °C.
Does it snow in Dastgerd?
Yes. Dastgerd gets on average 10.2 cm of snow per year and has around 77 frost days.
Has the climate of Dastgerd warmed?
Yes: Dastgerd warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Dastgerd?
The wettest day measured in Dastgerd between 1940 and 2025 was 8 April 1961, with 26 mm of rain in 24 hours.
What was the windiest day in Dastgerd?
The windiest day measured in Dastgerd between 1940 and 2025 was 19 October 1984, with winds reaching 45.2 km/h.
What is the warmest month in Dastgerd?
The warmest month in Dastgerd is July (30.0 °C on average); the coldest is January (2.1 °C).
How much does it rain in Dastgerd?
Dastgerd receives on average 91 mm of precipitation per year, spread over about 22 rainy days.
Is it sunny in Dastgerd?
Dastgerd 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 Dastgerd?
The heaviest 24-hour snowfall measured in Dastgerd between 1940 and 2025 was 29 January 1972, with 12.1 cm.
Are there tropical nights in Dastgerd?
Yes: Dastgerd has on average 48 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Dastgerd?
In Dastgerd, between 1940 and 2025, the highest apparent temperature reached 42.0 °C on 1 August 2024, and the lowest was -28.2 °C on 21 December 1964.
Compare Dastgerd with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Dastgerd