Mahrīz climate — normals and trends
Mahrīz (Iran) has a cold desert climate (BWk) under the Köppen-Geiger classification. Its mean annual temperature is 17.1 °C and it receives 119 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 (29.3 °C on average) and the coldest is January (4.1 °C). Rainfall peaks in March.
Mahrīz averages 48 frost days, 117 hot days (≥ 30 °C) and 27 rainy days per year.
Mahrīz has warmed by +2.2 °C between 1940 and 2025, or +0.26 °C per decade. This trend is statistically significant.
The number of frost days there went from about 58 to 38 per year over the period.
The hottest day of the period reached 42.4 °C (on 3 July 2025) and the coldest -20.3 °C (on 17 January 2008).
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
MahrīzYazd Province
- coords
- 31.58°, 54.44°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
17.1°C
Average daily high
23.2°C
Average daily low
10.7°C
Annual rainfall
119mm
Sunshine / day
11.2h
Mean relative humidity
31%
Average peak wind
12.2km/h
Seasonal range
25.2°C
Frost days (< 0 °C)
48 d/yr
Hot days (≥ 30 °C)
117 d/yr
Rainy days (≥ 1 mm)
27 d/yr
Annual snowfall
13.1 cm
Average feels-like high
20.4 °C
Average feels-like low
7.3 °C
Average peak gust
34.1 km/h
Tropical nights (≥ 20 °C)
71 d/yr
Solar radiation
21.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.2 °C
since 1940
+0.3 °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
42.4 °C
3 July 2025
Coldest day
-20.3 °C
17 January 2008
Wettest day
42 mm
7 May 1979
Windiest day
40.1 km/h
28 March 1962
Strongest gust
119.5 km/h
26 February 2020
Hottest feels-like
41.6 °C
1 July 2025
Coldest feels-like
-25.4 °C
17 January 2008
Snowiest day
12.8 cm
19 December 2025
Sunniest day
13.1 h
30 May 2025
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 | 9.3 °C | -0.9 °C | 21 mm | -1 mm |
| Feb | 12.9 °C | 0.0 °C | 10 mm | -8 mm |
| Mar | 18.9 °C | +1.5 °C | 20 mm | -3 mm |
| Apr | 28.0 °C | +5.2 °C | 3 mm | -15 mm |
| May | 33.2 °C | +4.7 °C | 1 mm | -6 mm |
| Jun | 35.6 °C | +1.9 °C | 0 mm | -0 mm |
| Jul | 36.8 °C | +1.8 °C | 0 mm | -0 mm |
| Aug | 34.5 °C | +1.2 °C | 0 mm | -0 mm |
| Sep | 33.3 °C | +2.9 °C | 0 mm | -0 mm |
| Oct | 28.3 °C | +3.8 °C | 0 mm | -3 mm |
| Nov | 19.6 °C | +2.4 °C | 0 mm | -12 mm |
| Dec | 12.7 °C | +0.6 °C | 44 mm | +26 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 Mahrīz?
Mahrīz has a cold desert climate (Köppen BWk). Over 1940-2025, the average annual temperature is 17.1 °C and it receives 119 mm of precipitation per year.
What is the hottest day ever recorded in Mahrīz?
The hottest day measured in Mahrīz between 1940 and 2025 was 3 July 2025, reaching 42.4 °C.
What is the coldest day in Mahrīz?
The coldest day measured in Mahrīz between 1940 and 2025 was 17 January 2008, at -20.3 °C.
Does it snow in Mahrīz?
Yes. Mahrīz gets on average 13.1 cm of snow per year and has around 48 frost days.
Has the climate of Mahrīz warmed?
Yes: Mahrīz warmed by +2.2 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Mahrīz?
The wettest day measured in Mahrīz between 1940 and 2025 was 7 May 1979, with 42 mm of rain in 24 hours.
What was the windiest day in Mahrīz?
The windiest day measured in Mahrīz between 1940 and 2025 was 28 March 1962, with winds reaching 40.1 km/h.
What is the warmest month in Mahrīz?
The warmest month in Mahrīz is July (29.3 °C on average); the coldest is January (4.1 °C).
How much does it rain in Mahrīz?
Mahrīz receives on average 119 mm of precipitation per year, spread over about 27 rainy days.
Is it sunny in Mahrīz?
Mahrīz 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 Mahrīz?
The heaviest 24-hour snowfall measured in Mahrīz between 1940 and 2025 was 19 December 2025, with 12.8 cm.
Are there tropical nights in Mahrīz?
Yes: Mahrīz has on average 71 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Mahrīz?
In Mahrīz, between 1940 and 2025, the highest apparent temperature reached 41.6 °C on 1 July 2025, and the lowest was -25.4 °C on 17 January 2008.
Compare Mahrīz with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Mahrīz