Borazjan climate — normals and trends
Borazjan (Iran) has a hot desert climate (BWh) under the Köppen-Geiger classification. Its mean annual temperature is 24.9 °C and it receives 240 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 (35.4 °C on average) and the coldest is January (12.8 °C). Rainfall peaks in January.
Borazjan averages 0 frost days, 211 hot days (≥ 30 °C) and 28 rainy days per year.
Borazjan has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The hottest day of the period reached 49.9 °C (on 7 June 2018) and the coldest -3.6 °C (on 29 January 1950).
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
BorazjanBushehr
- coords
- 29.27°, 51.22°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
24.9°C
Average daily high
31.5°C
Average daily low
18.2°C
Annual rainfall
240mm
Sunshine / day
11.1h
Mean relative humidity
44%
Average peak wind
14.2km/h
Seasonal range
22.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
211 d/yr
Rainy days (≥ 1 mm)
28 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.7 °C
Average feels-like low
16.8 °C
Average peak gust
35.3 km/h
Tropical nights (≥ 20 °C)
167 d/yr
Solar radiation
21.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °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
49.9 °C
7 June 2018
Coldest day
-3.6 °C
29 January 1950
Wettest day
88 mm
29 January 1965
Windiest day
29.2 km/h
8 June 2018
Strongest gust
81.4 km/h
26 March 2003
Hottest feels-like
50.6 °C
11 August 2022
Coldest feels-like
-7.6 °C
29 January 1950
Snowiest day
0.1 cm
3 February 2017
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 | 21.6 °C | +3.5 °C | 4 mm | -64 mm |
| Feb | 20.8 °C | +0.6 °C | 27 mm | -8 mm |
| Mar | 27.2 °C | +2.2 °C | 28 mm | -1 mm |
| Apr | 36.6 °C | +5.2 °C | 0 mm | -11 mm |
| May | 41.2 °C | +3.3 °C | 0 mm | -3 mm |
| Jun | 42.7 °C | +1.3 °C | 0 mm | 0 mm |
| Jul | 43.7 °C | +1.5 °C | 0 mm | -1 mm |
| Aug | 42.9 °C | +1.1 °C | 1 mm | 0 mm |
| Sep | 40.7 °C | +1.6 °C | 0 mm | -1 mm |
| Oct | 35.7 °C | +1.5 °C | 0 mm | -3 mm |
| Nov | 29.9 °C | +3.4 °C | 0 mm | -25 mm |
| Dec | 22.4 °C | +2.0 °C | 85 mm | +21 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 Borazjan?
Borazjan has a hot desert climate (Köppen BWh). Over 1940-2025, the average annual temperature is 24.9 °C and it receives 240 mm of precipitation per year.
What is the hottest day ever recorded in Borazjan?
The hottest day measured in Borazjan between 1940 and 2025 was 7 June 2018, reaching 49.9 °C.
What is the coldest day in Borazjan?
The coldest day measured in Borazjan between 1940 and 2025 was 29 January 1950, at -3.6 °C.
Does it snow in Borazjan?
Almost never: Borazjan sees virtually no snow, with about 0 frost days per year.
Has the climate of Borazjan warmed?
Yes: Borazjan warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Borazjan?
The wettest day measured in Borazjan between 1940 and 2025 was 29 January 1965, with 88 mm of rain in 24 hours.
What was the windiest day in Borazjan?
The windiest day measured in Borazjan between 1940 and 2025 was 8 June 2018, with winds reaching 29.2 km/h.
What is the warmest month in Borazjan?
The warmest month in Borazjan is July (35.4 °C on average); the coldest is January (12.8 °C).
How much does it rain in Borazjan?
Borazjan receives on average 240 mm of precipitation per year, spread over about 28 rainy days.
Is it sunny in Borazjan?
Borazjan 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 Borazjan?
The heaviest 24-hour snowfall measured in Borazjan between 1940 and 2025 was 3 February 2017, with 0.1 cm.
Are there tropical nights in Borazjan?
Yes: Borazjan has on average 167 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Borazjan?
In Borazjan, between 1940 and 2025, the highest apparent temperature reached 50.6 °C on 11 August 2022, and the lowest was -7.6 °C on 29 January 1950.
Compare Borazjan with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Borazjan