Javānrūd climate — normals and trends
Javānrūd (Iran) has a hot-summer mediterranean continental climate (Dsa) under the Köppen-Geiger classification. Its mean annual temperature is 12.0 °C and it receives 746 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 (25.7 °C on average) and the coldest is January (-2.1 °C). Rainfall peaks in March.
Javānrūd averages 107 frost days, 85 hot days (≥ 30 °C) and 84 rainy days per year.
Javānrūd has warmed by +3.1 °C between 1940 and 2025, or +0.36 °C per decade. This trend is statistically significant.
The number of frost days there went from about 128 to 86 per year over the period.
The hottest day of the period reached 40.0 °C (on 2 July 2015) and the coldest -25.2 °C (on 23 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
JavānrūdKermanshah Province
- coords
- 34.81°, 46.49°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
12.0°C
Average daily high
18.7°C
Average daily low
5.5°C
Annual rainfall
746mm
Sunshine / day
10.7h
Mean relative humidity
54%
Average peak wind
10.7km/h
Seasonal range
27.8°C
Frost days (< 0 °C)
107 d/yr
Hot days (≥ 30 °C)
85 d/yr
Rainy days (≥ 1 mm)
84 d/yr
Annual snowfall
159.4 cm
Average feels-like high
16.8 °C
Average feels-like low
2.6 °C
Average peak gust
35.5 km/h
Tropical nights (≥ 20 °C)
5 d/yr
Solar radiation
19.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.1 °C
since 1940
+0.4 °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
40.0 °C
2 July 2015
Coldest day
-25.2 °C
23 January 1964
Wettest day
88 mm
3 February 2006
Windiest day
29.8 km/h
28 April 1979
Strongest gust
106.9 km/h
25 November 1992
Hottest feels-like
40.1 °C
26 July 1969
Coldest feels-like
-30.1 °C
23 January 1964
Snowiest day
43.8 cm
19 February 1953
Sunniest day
14.0 h
31 May 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 | 7.2 °C | +3.9 °C | 31 mm | -81 mm |
| Feb | 4.7 °C | -0.4 °C | 75 mm | -41 mm |
| Mar | 13.8 °C | +3.9 °C | 97 mm | -39 mm |
| Apr | 18.9 °C | +2.6 °C | 102 mm | -7 mm |
| May | 26.3 °C | +3.9 °C | 23 mm | -25 mm |
| Jun | 31.2 °C | +1.9 °C | 0 mm | -2 mm |
| Jul | 35.2 °C | +1.4 °C | 0 mm | +0 mm |
| Aug | 37.6 °C | +4.0 °C | 0 mm | -0 mm |
| Sep | 30.3 °C | +1.0 °C | 0 mm | -2 mm |
| Oct | 25.2 °C | +3.4 °C | 0 mm | -38 mm |
| Nov | 18.2 °C | +5.1 °C | 30 mm | -54 mm |
| Dec | 8.0 °C | +1.6 °C | 176 mm | +77 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 Javānrūd?
Javānrūd has a hot-summer mediterranean continental climate (Köppen Dsa). Over 1940-2025, the average annual temperature is 12.0 °C and it receives 746 mm of precipitation per year.
What is the hottest day ever recorded in Javānrūd?
The hottest day measured in Javānrūd between 1940 and 2025 was 2 July 2015, reaching 40.0 °C.
What is the coldest day in Javānrūd?
The coldest day measured in Javānrūd between 1940 and 2025 was 23 January 1964, at -25.2 °C.
Does it snow in Javānrūd?
Yes. Javānrūd gets on average 159.4 cm of snow per year and has around 107 frost days.
Has the climate of Javānrūd warmed?
Yes: Javānrūd warmed by +3.1 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Javānrūd?
The wettest day measured in Javānrūd between 1940 and 2025 was 3 February 2006, with 88 mm of rain in 24 hours.
What was the windiest day in Javānrūd?
The windiest day measured in Javānrūd between 1940 and 2025 was 28 April 1979, with winds reaching 29.8 km/h.
What is the warmest month in Javānrūd?
The warmest month in Javānrūd is July (25.7 °C on average); the coldest is January (-2.1 °C).
How much does it rain in Javānrūd?
Javānrūd receives on average 746 mm of precipitation per year, spread over about 84 rainy days.
Is it sunny in Javānrūd?
Javānrūd gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
What is the biggest single-day snowfall in Javānrūd?
The heaviest 24-hour snowfall measured in Javānrūd between 1940 and 2025 was 19 February 1953, with 43.8 cm.
Are there tropical nights in Javānrūd?
Yes: Javānrūd has on average 5 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Javānrūd?
In Javānrūd, between 1940 and 2025, the highest apparent temperature reached 40.1 °C on 26 July 1969, and the lowest was -30.1 °C on 23 January 1964.
Compare Javānrūd with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Javānrūd