Hashtgerd climate — normals and trends
Hashtgerd (Iran) has a hot-summer mediterranean continental climate (Dsa) under the Köppen-Geiger classification. Its mean annual temperature is 11.5 °C and it receives 282 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 (25.8 °C on average) and the coldest is January (-3.2 °C). Rainfall peaks in March.
Hashtgerd averages 116 frost days, 64 hot days (≥ 30 °C) and 57 rainy days per year.
Hashtgerd has warmed by +2.9 °C between 1940 and 2025, or +0.34 °C per decade. This trend is statistically significant.
The number of frost days there went from about 137 to 95 per year over the period.
The hottest day of the period reached 38.9 °C (on 7 August 2024) and the coldest -24.7 °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
HashtgerdAlborz Province
- coords
- 35.96°, 50.68°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.5°C
Average daily high
17.3°C
Average daily low
5.8°C
Annual rainfall
282mm
Sunshine / day
10.9h
Mean relative humidity
45%
Average peak wind
11.6km/h
Seasonal range
29.0°C
Frost days (< 0 °C)
116 d/yr
Hot days (≥ 30 °C)
64 d/yr
Rainy days (≥ 1 mm)
57 d/yr
Annual snowfall
63.2 cm
Average feels-like high
14.7 °C
Average feels-like low
2.5 °C
Average peak gust
33.5 km/h
Tropical nights (≥ 20 °C)
20 d/yr
Solar radiation
19.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.9 °C
since 1940
+0.3 °C per decade · r² = 0.44 · 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
38.9 °C
7 August 2024
Coldest day
-24.7 °C
20 January 1964
Wettest day
38 mm
1 April 2019
Windiest day
31.1 km/h
7 April 1964
Strongest gust
90.4 km/h
7 April 1964
Hottest feels-like
36.2 °C
31 July 1976
Coldest feels-like
-30.4 °C
20 January 1964
Snowiest day
16.7 cm
19 February 1951
Sunniest day
13.7 h
4 July 1957
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 | 5.6 °C | +3.3 °C | 9 mm | -25 mm |
| Feb | 3.5 °C | -0.3 °C | 41 mm | +1 mm |
| Mar | 13.0 °C | +4.2 °C | 40 mm | -16 mm |
| Apr | 19.9 °C | +4.2 °C | 31 mm | -15 mm |
| May | 27.0 °C | +4.8 °C | 10 mm | -10 mm |
| Jun | 30.1 °C | +1.2 °C | 3 mm | -0 mm |
| Jul | 33.4 °C | +1.1 °C | 0 mm | -2 mm |
| Aug | 33.5 °C | +2.3 °C | 1 mm | -1 mm |
| Sep | 27.7 °C | +1.0 °C | 1 mm | -1 mm |
| Oct | 22.8 °C | +3.5 °C | 0 mm | -13 mm |
| Nov | 15.7 °C | +4.6 °C | 1 mm | -29 mm |
| Dec | 6.8 °C | +1.9 °C | 36 mm | +3 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 Hashtgerd?
Hashtgerd has a hot-summer mediterranean continental climate (Köppen Dsa). Over 1940-2025, the average annual temperature is 11.5 °C and it receives 282 mm of precipitation per year.
What is the hottest day ever recorded in Hashtgerd?
The hottest day measured in Hashtgerd between 1940 and 2025 was 7 August 2024, reaching 38.9 °C.
What is the coldest day in Hashtgerd?
The coldest day measured in Hashtgerd between 1940 and 2025 was 20 January 1964, at -24.7 °C.
Does it snow in Hashtgerd?
Yes. Hashtgerd gets on average 63.2 cm of snow per year and has around 116 frost days.
Has the climate of Hashtgerd warmed?
Yes: Hashtgerd warmed by +2.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Hashtgerd?
The wettest day measured in Hashtgerd between 1940 and 2025 was 1 April 2019, with 38 mm of rain in 24 hours.
What was the windiest day in Hashtgerd?
The windiest day measured in Hashtgerd between 1940 and 2025 was 7 April 1964, with winds reaching 31.1 km/h.
What is the warmest month in Hashtgerd?
The warmest month in Hashtgerd is July (25.8 °C on average); the coldest is January (-3.2 °C).
How much does it rain in Hashtgerd?
Hashtgerd receives on average 282 mm of precipitation per year, spread over about 57 rainy days.
Is it sunny in Hashtgerd?
Hashtgerd gets on average 10.9 hours of sunshine per day, roughly 3,979 hours per year over 1940-2025.
What is the biggest single-day snowfall in Hashtgerd?
The heaviest 24-hour snowfall measured in Hashtgerd between 1940 and 2025 was 19 February 1951, with 16.7 cm.
Are there tropical nights in Hashtgerd?
Yes: Hashtgerd has on average 20 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Hashtgerd?
In Hashtgerd, between 1940 and 2025, the highest apparent temperature reached 36.2 °C on 31 July 1976, and the lowest was -30.4 °C on 20 January 1964.
Compare Hashtgerd with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Hashtgerd