Kohtla-Järve climate — normals and trends
Kohtla-Järve (Estonia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 5.3 °C and it receives 629 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 (17.3 °C on average) and the coldest is February (-5.8 °C). Rainfall peaks in August.
Kohtla-Järve averages 134 frost days, 0 hot days (≥ 30 °C) and 136 rainy days per year.
Kohtla-Järve has warmed by +2.8 °C between 1940 and 2025, or +0.33 °C per decade. This trend is statistically significant.
The number of frost days there went from about 160 to 108 per year over the period.
The hottest day of the period reached 32.2 °C (on 8 August 2010) and the coldest -31.0 °C (on 10 January 1987).
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
Kohtla-JärveIda-Virumaa
- coords
- 59.40°, 27.27°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
5.3°C
Average daily high
7.9°C
Average daily low
2.7°C
Annual rainfall
629mm
Sunshine / day
7.4h
Mean relative humidity
80%
Average peak wind
21.3km/h
Seasonal range
23.1°C
Frost days (< 0 °C)
134 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
136 d/yr
Annual snowfall
111.0 cm
Average feels-like high
4.5 °C
Average feels-like low
-1.3 °C
Average peak gust
39.4 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
9.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.48 · 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
32.2 °C
8 August 2010
Coldest day
-31.0 °C
10 January 1987
Wettest day
58 mm
7 August 1987
Windiest day
55.3 km/h
23 January 1995
Strongest gust
99.0 km/h
26 December 2011
Hottest feels-like
33.9 °C
15 July 2021
Coldest feels-like
-37.7 °C
10 January 1987
Snowiest day
15.1 cm
20 November 1975
Sunniest day
17.8 h
22 June 2024
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 | 1.6 °C | +5.0 °C | 104 mm | +66 mm |
| Feb | -1.5 °C | +2.1 °C | 24 mm | -7 mm |
| Mar | 5.1 °C | +4.7 °C | 29 mm | -4 mm |
| Apr | 8.9 °C | +2.2 °C | 46 mm | +8 mm |
| May | 12.2 °C | -0.6 °C | 73 mm | +27 mm |
| Jun | 17.0 °C | -0.3 °C | 130 mm | +68 mm |
| Jul | 23.1 °C | +2.6 °C | 84 mm | +14 mm |
| Aug | 19.2 °C | -0.3 °C | 132 mm | +52 mm |
| Sep | 17.5 °C | +3.0 °C | 49 mm | -16 mm |
| Oct | 9.8 °C | +1.5 °C | 61 mm | -2 mm |
| Nov | 5.1 °C | +2.3 °C | 56 mm | -0 mm |
| Dec | 3.2 °C | +4.0 °C | 49 mm | +3 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 Kohtla-Järve?
Kohtla-Järve has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 5.3 °C and it receives 629 mm of precipitation per year.
What is the hottest day ever recorded in Kohtla-Järve?
The hottest day measured in Kohtla-Järve between 1940 and 2025 was 8 August 2010, reaching 32.2 °C.
What is the coldest day in Kohtla-Järve?
The coldest day measured in Kohtla-Järve between 1940 and 2025 was 10 January 1987, at -31.0 °C.
Does it snow in Kohtla-Järve?
Yes. Kohtla-Järve gets on average 111.0 cm of snow per year and has around 134 frost days.
Has the climate of Kohtla-Järve warmed?
Yes: Kohtla-Järve warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Kohtla-Järve?
The wettest day measured in Kohtla-Järve between 1940 and 2025 was 7 August 1987, with 58 mm of rain in 24 hours.
What was the windiest day in Kohtla-Järve?
The windiest day measured in Kohtla-Järve between 1940 and 2025 was 23 January 1995, with winds reaching 55.3 km/h.
What is the warmest month in Kohtla-Järve?
The warmest month in Kohtla-Järve is July (17.3 °C on average); the coldest is February (-5.8 °C).
How much does it rain in Kohtla-Järve?
Kohtla-Järve receives on average 629 mm of precipitation per year, spread over about 136 rainy days.
Is it sunny in Kohtla-Järve?
Kohtla-Järve gets on average 7.4 hours of sunshine per day, roughly 2,701 hours per year over 1940-2025.
What is the biggest single-day snowfall in Kohtla-Järve?
The heaviest 24-hour snowfall measured in Kohtla-Järve between 1940 and 2025 was 20 November 1975, with 15.1 cm.
Are there tropical nights in Kohtla-Järve?
Yes: Kohtla-Järve has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Kohtla-Järve?
In Kohtla-Järve, between 1940 and 2025, the highest apparent temperature reached 33.9 °C on 15 July 2021, and the lowest was -37.7 °C on 10 January 1987.
Compare Kohtla-Järve with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Kohtla-Järve