Istok climate — normals and trends
Istok (Kosovo) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 9.4 °C and it receives 858 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 (19.5 °C on average) and the coldest is January (-1.5 °C). Rainfall peaks in May.
Istok averages 101 frost days, 11 hot days (≥ 30 °C) and 138 rainy days per year.
Istok has warmed by +2.4 °C between 1940 and 2025, or +0.28 °C per decade. This trend is statistically significant.
The number of frost days there went from about 118 to 84 per year over the period.
The hottest day of the period reached 38.4 °C (on 24 July 2007) and the coldest -29.1 °C (on 3 January 1940).
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
IstokPec
- coords
- 42.78°, 20.49°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
9.4°C
Average daily high
14.4°C
Average daily low
4.8°C
Annual rainfall
858mm
Sunshine / day
9.5h
Mean relative humidity
74%
Average peak wind
8.8km/h
Seasonal range
21.0°C
Frost days (< 0 °C)
101 d/yr
Hot days (≥ 30 °C)
11 d/yr
Rainy days (≥ 1 mm)
138 d/yr
Annual snowfall
118.1 cm
Average feels-like high
12.9 °C
Average feels-like low
2.8 °C
Average peak gust
29.0 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
14.4 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.4 °C
since 1940
+0.3 °C per decade · r² = 0.60 · 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
38.4 °C
24 July 2007
Coldest day
-29.1 °C
3 January 1940
Wettest day
69 mm
8 November 2016
Windiest day
26.6 km/h
4 March 1945
Strongest gust
99.0 km/h
15 May 2010
Hottest feels-like
38.8 °C
25 July 2025
Coldest feels-like
-33.9 °C
3 January 1940
Snowiest day
24.8 cm
10 January 1984
Sunniest day
14.9 h
24 June 2025
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 5.5 °C | +3.1 °C | 48 mm | -18 mm |
| Feb | 5.7 °C | +0.8 °C | 21 mm | -40 mm |
| Mar | 13.5 °C | +4.4 °C | 79 mm | +10 mm |
| Apr | 15.6 °C | +1.5 °C | 105 mm | +25 mm |
| May | 18.2 °C | -0.6 °C | 80 mm | -11 mm |
| Jun | 28.4 °C | +5.7 °C | 14 mm | -71 mm |
| Jul | 30.2 °C | +4.9 °C | 56 mm | -14 mm |
| Aug | 28.9 °C | +3.2 °C | 27 mm | -24 mm |
| Sep | 25.4 °C | +4.1 °C | 39 mm | -18 mm |
| Oct | 13.8 °C | -1.6 °C | 163 mm | +96 mm |
| Nov | 10.9 °C | +1.9 °C | 151 mm | +65 mm |
| Dec | 6.1 °C | +2.3 °C | 25 mm | -50 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 Istok?
Istok has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 9.4 °C and it receives 858 mm of precipitation per year.
What is the hottest day ever recorded in Istok?
The hottest day measured in Istok between 1940 and 2025 was 24 July 2007, reaching 38.4 °C.
What is the coldest day in Istok?
The coldest day measured in Istok between 1940 and 2025 was 3 January 1940, at -29.1 °C.
Does it snow in Istok?
Yes. Istok gets on average 118.1 cm of snow per year and has around 101 frost days.
Has the climate of Istok warmed?
Yes: Istok warmed by +2.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Istok?
The wettest day measured in Istok between 1940 and 2025 was 8 November 2016, with 69 mm of rain in 24 hours.
What was the windiest day in Istok?
The windiest day measured in Istok between 1940 and 2025 was 4 March 1945, with winds reaching 26.6 km/h.
What is the warmest month in Istok?
The warmest month in Istok is July (19.5 °C on average); the coldest is January (-1.5 °C).
How much does it rain in Istok?
Istok receives on average 858 mm of precipitation per year, spread over about 138 rainy days.
Is it sunny in Istok?
Istok gets on average 9.5 hours of sunshine per day, roughly 3,468 hours per year over 1940-2025.
What is the biggest single-day snowfall in Istok?
The heaviest 24-hour snowfall measured in Istok between 1940 and 2025 was 10 January 1984, with 24.8 cm.
Are there tropical nights in Istok?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Istok.
What was the most extreme apparent temperature in Istok?
In Istok, between 1940 and 2025, the highest apparent temperature reached 38.8 °C on 25 July 2025, and the lowest was -33.9 °C on 3 January 1940.
Compare Istok with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Istok