Zhytomyr climate — normals and trends
Zhytomyr (Ukraine) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 7.6 °C and it receives 646 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 (19.3 °C on average) and the coldest is January (-4.9 °C). Rainfall peaks in July.
Zhytomyr averages 122 frost days, 6 hot days (≥ 30 °C) and 122 rainy days per year.
Zhytomyr 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 141 to 103 per year over the period.
The hottest day of the period reached 36.0 °C (on 16 August 2008) and the coldest -37.2 °C (on 10 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
ZhytomyrZhytomyr Oblast
- coords
- 50.26°, 28.68°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
7.6°C
Average daily high
11.5°C
Average daily low
3.8°C
Annual rainfall
646mm
Sunshine / day
7.2h
Mean relative humidity
77%
Average peak wind
18.0km/h
Seasonal range
24.2°C
Frost days (< 0 °C)
122 d/yr
Hot days (≥ 30 °C)
6 d/yr
Rainy days (≥ 1 mm)
122 d/yr
Annual snowfall
85.0 cm
Average feels-like high
8.7 °C
Average feels-like low
0.5 °C
Average peak gust
34.7 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
11.2 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
36.0 °C
16 August 2008
Coldest day
-37.2 °C
10 January 1940
Wettest day
64 mm
2 August 1989
Windiest day
58.2 km/h
22 February 1953
Strongest gust
99.4 km/h
20 August 1949
Hottest feels-like
38.8 °C
13 July 2024
Coldest feels-like
-42.6 °C
10 January 1940
Snowiest day
27.9 cm
15 February 1962
Sunniest day
16.0 h
9 June 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 | 4.0 °C | +6.5 °C | 22 mm | -14 mm |
| Feb | -0.1 °C | +0.9 °C | 9 mm | -28 mm |
| Mar | 11.9 °C | +7.6 °C | 28 mm | -10 mm |
| Apr | 15.5 °C | +2.8 °C | 37 mm | -15 mm |
| May | 16.6 °C | -2.4 °C | 123 mm | +58 mm |
| Jun | 23.3 °C | +0.8 °C | 64 mm | -13 mm |
| Jul | 25.9 °C | +1.8 °C | 109 mm | +18 mm |
| Aug | 24.7 °C | +1.0 °C | 35 mm | -34 mm |
| Sep | 21.7 °C | +3.1 °C | 33 mm | -20 mm |
| Oct | 11.0 °C | -0.7 °C | 83 mm | +39 mm |
| Nov | 8.1 °C | +3.6 °C | 31 mm | -13 mm |
| Dec | 2.8 °C | +2.9 °C | 35 mm | -5 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 Zhytomyr?
Zhytomyr has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 7.6 °C and it receives 646 mm of precipitation per year.
What is the hottest day ever recorded in Zhytomyr?
The hottest day measured in Zhytomyr between 1940 and 2025 was 16 August 2008, reaching 36.0 °C.
What is the coldest day in Zhytomyr?
The coldest day measured in Zhytomyr between 1940 and 2025 was 10 January 1940, at -37.2 °C.
Does it snow in Zhytomyr?
Yes. Zhytomyr gets on average 85.0 cm of snow per year and has around 122 frost days.
Has the climate of Zhytomyr warmed?
Yes: Zhytomyr warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Zhytomyr?
The wettest day measured in Zhytomyr between 1940 and 2025 was 2 August 1989, with 64 mm of rain in 24 hours.
What was the windiest day in Zhytomyr?
The windiest day measured in Zhytomyr between 1940 and 2025 was 22 February 1953, with winds reaching 58.2 km/h.
What is the warmest month in Zhytomyr?
The warmest month in Zhytomyr is July (19.3 °C on average); the coldest is January (-4.9 °C).
How much does it rain in Zhytomyr?
Zhytomyr receives on average 646 mm of precipitation per year, spread over about 122 rainy days.
Is it sunny in Zhytomyr?
Zhytomyr gets on average 7.2 hours of sunshine per day, roughly 2,628 hours per year over 1940-2025.
What is the biggest single-day snowfall in Zhytomyr?
The heaviest 24-hour snowfall measured in Zhytomyr between 1940 and 2025 was 15 February 1962, with 27.9 cm.
Are there tropical nights in Zhytomyr?
Yes: Zhytomyr has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Zhytomyr?
In Zhytomyr, between 1940 and 2025, the highest apparent temperature reached 38.8 °C on 13 July 2024, and the lowest was -42.6 °C on 10 January 1940.
Compare Zhytomyr with another city
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Nearby cities
The climate around Zhytomyr