Jask climate — normals and trends
Jask (Iran) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 27.0 °C and it receives 106 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 June (33.1 °C on average) and the coldest is January (19.4 °C). Rainfall peaks in January.
Jask averages 0 frost days, 207 hot days (≥ 30 °C) and 13 rainy days per year.
Jask has warmed by +1.3 °C between 1940 and 2025, or +0.15 °C per decade. This trend is statistically significant.
The hottest day of the period reached 44.7 °C (on 10 June 2014) and the coldest 7.0 °C (on 3 January 1949).
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
JaskHormozgan
- coords
- 25.65°, 57.78°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
27.0°C
Average daily high
30.3°C
Average daily low
23.9°C
Annual rainfall
106mm
Sunshine / day
11.3h
Mean relative humidity
64%
Average peak wind
20.0km/h
Seasonal range
13.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
207 d/yr
Rainy days (≥ 1 mm)
13 d/yr
Annual snowfall
0.0 cm
Average feels-like high
32.4 °C
Average feels-like low
25.8 °C
Average peak gust
32.6 km/h
Tropical nights (≥ 20 °C)
260 d/yr
Solar radiation
21.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.3 °C
since 1940
+0.2 °C per decade · r² = 0.46 · 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
44.7 °C
10 June 2014
Coldest day
7.0 °C
3 January 1949
Wettest day
230 mm
7 June 2007
Windiest day
48.9 km/h
7 June 2007
Strongest gust
104.8 km/h
7 June 2007
Hottest feels-like
47.4 °C
8 June 1978
Coldest feels-like
0.8 °C
2 January 1949
Sunniest day
12.9 h
25 June 1941
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 | 24.2 °C | +1.7 °C | 4 mm | -28 mm |
| Feb | 25.6 °C | +2.0 °C | 4 mm | -14 mm |
| Mar | 28.6 °C | +2.0 °C | 0 mm | -15 mm |
| Apr | 33.3 °C | +2.7 °C | 0 mm | -5 mm |
| May | 35.6 °C | +0.9 °C | 0 mm | -0 mm |
| Jun | 37.6 °C | +1.2 °C | 0 mm | -3 mm |
| Jul | 34.7 °C | -1.0 °C | 0 mm | -2 mm |
| Aug | 34.1 °C | -0.9 °C | 0 mm | -0 mm |
| Sep | 33.1 °C | -0.8 °C | 0 mm | 0 mm |
| Oct | 32.2 °C | -0.2 °C | 0 mm | -1 mm |
| Nov | 29.6 °C | +1.4 °C | 0 mm | -6 mm |
| Dec | 25.0 °C | +0.6 °C | 72 mm | +49 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 Jask?
Jask has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 27.0 °C and it receives 106 mm of precipitation per year.
What is the hottest day ever recorded in Jask?
The hottest day measured in Jask between 1940 and 2025 was 10 June 2014, reaching 44.7 °C.
What is the coldest day in Jask?
The coldest day measured in Jask between 1940 and 2025 was 3 January 1949, at 7.0 °C.
Does it snow in Jask?
Almost never: Jask sees virtually no snow, with about 0 frost days per year.
Has the climate of Jask warmed?
Yes: Jask warmed by +1.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Jask?
The wettest day measured in Jask between 1940 and 2025 was 7 June 2007, with 230 mm of rain in 24 hours.
What was the windiest day in Jask?
The windiest day measured in Jask between 1940 and 2025 was 7 June 2007, with winds reaching 48.9 km/h.
What is the warmest month in Jask?
The warmest month in Jask is June (33.1 °C on average); the coldest is January (19.4 °C).
How much does it rain in Jask?
Jask receives on average 106 mm of precipitation per year, spread over about 13 rainy days.
Is it sunny in Jask?
Jask gets on average 11.3 hours of sunshine per day, roughly 4,125 hours per year over 1940-2025.
Are there tropical nights in Jask?
Yes: Jask has on average 260 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Jask?
In Jask, between 1940 and 2025, the highest apparent temperature reached 47.4 °C on 8 June 1978, and the lowest was 0.8 °C on 2 January 1949.
Compare Jask with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Jask