Bohumín climate — normals and trends
Bohumín (Czechia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 8.9 °C and it receives 711 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 (18.8 °C on average) and the coldest is January (-1.9 °C). Rainfall peaks in July.
Bohumín averages 91 frost days, 6 hot days (≥ 30 °C) and 137 rainy days per year.
Bohumín 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 112 to 70 per year over the period.
The hottest day of the period reached 38.2 °C (on 8 August 2013) and the coldest -28.9 °C (on 11 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
BohumínMoravian-Silesian Region
- coords
- 49.90°, 18.36°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
8.9°C
Average daily high
12.7°C
Average daily low
5.0°C
Annual rainfall
711mm
Sunshine / day
7.7h
Mean relative humidity
77%
Average peak wind
17.8km/h
Seasonal range
20.7°C
Frost days (< 0 °C)
91 d/yr
Hot days (≥ 30 °C)
6 d/yr
Rainy days (≥ 1 mm)
137 d/yr
Annual snowfall
66.0 cm
Average feels-like high
10.2 °C
Average feels-like low
2.2 °C
Average peak gust
34.6 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
10.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.54 · 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
38.2 °C
8 August 2013
Coldest day
-28.9 °C
11 January 1940
Wettest day
80 mm
14 September 2024
Windiest day
48.0 km/h
12 February 1962
Strongest gust
104.0 km/h
19 January 2007
Hottest feels-like
38.7 °C
8 July 1957
Coldest feels-like
-34.1 °C
9 February 1956
Snowiest day
18.1 cm
3 April 1970
Sunniest day
15.8 h
27 June 2019
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 | 5.1 °C | +4.7 °C | 39 mm | -1 mm |
| Feb | 4.3 °C | +1.8 °C | 13 mm | -27 mm |
| Mar | 12.5 °C | +5.0 °C | 43 mm | -1 mm |
| Apr | 16.8 °C | +3.3 °C | 28 mm | -27 mm |
| May | 17.1 °C | -1.2 °C | 68 mm | -8 mm |
| Jun | 24.7 °C | +3.1 °C | 53 mm | -32 mm |
| Jul | 24.3 °C | +0.8 °C | 156 mm | +62 mm |
| Aug | 25.1 °C | +1.6 °C | 38 mm | -36 mm |
| Sep | 20.2 °C | +1.0 °C | 115 mm | +55 mm |
| Oct | 12.7 °C | -0.9 °C | 62 mm | +15 mm |
| Nov | 7.3 °C | +0.3 °C | 80 mm | +29 mm |
| Dec | 4.4 °C | +2.1 °C | 13 mm | -32 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 Bohumín?
Bohumín has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 8.9 °C and it receives 711 mm of precipitation per year.
What is the hottest day ever recorded in Bohumín?
The hottest day measured in Bohumín between 1940 and 2025 was 8 August 2013, reaching 38.2 °C.
What is the coldest day in Bohumín?
The coldest day measured in Bohumín between 1940 and 2025 was 11 January 1940, at -28.9 °C.
Does it snow in Bohumín?
Yes. Bohumín gets on average 66.0 cm of snow per year and has around 91 frost days.
Has the climate of Bohumín warmed?
Yes: Bohumín warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bohumín?
The wettest day measured in Bohumín between 1940 and 2025 was 14 September 2024, with 80 mm of rain in 24 hours.
What was the windiest day in Bohumín?
The windiest day measured in Bohumín between 1940 and 2025 was 12 February 1962, with winds reaching 48.0 km/h.
What is the warmest month in Bohumín?
The warmest month in Bohumín is July (18.8 °C on average); the coldest is January (-1.9 °C).
How much does it rain in Bohumín?
Bohumín receives on average 711 mm of precipitation per year, spread over about 137 rainy days.
Is it sunny in Bohumín?
Bohumín gets on average 7.7 hours of sunshine per day, roughly 2,811 hours per year over 1940-2025.
What is the biggest single-day snowfall in Bohumín?
The heaviest 24-hour snowfall measured in Bohumín between 1940 and 2025 was 3 April 1970, with 18.1 cm.
Are there tropical nights in Bohumín?
Yes: Bohumín has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Bohumín?
In Bohumín, between 1940 and 2025, the highest apparent temperature reached 38.7 °C on 8 July 1957, and the lowest was -34.1 °C on 9 February 1956.
Compare Bohumín with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Bohumín