Bolkhov climate — normals and trends
Bolkhov (Russia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 5.3 °C and it receives 656 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 (18.6 °C on average) and the coldest is January (-8.5 °C). Rainfall peaks in July.
Bolkhov averages 153 frost days, 4 hot days (≥ 30 °C) and 129 rainy days per year.
Bolkhov has warmed by +3.4 °C between 1940 and 2025, or +0.40 °C per decade. This trend is statistically significant.
The number of frost days there went from about 170 to 136 per year over the period.
The hottest day of the period reached 38.3 °C (on 6 August 2010) and the coldest -41.5 °C (on 17 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
BolkhovOryol oblast
- coords
- 53.44°, 36.01°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
5.3°C
Average daily high
9.0°C
Average daily low
1.5°C
Annual rainfall
656mm
Sunshine / day
6.9h
Mean relative humidity
78%
Average peak wind
21.0km/h
Seasonal range
27.1°C
Frost days (< 0 °C)
153 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
129 d/yr
Annual snowfall
119.4 cm
Average feels-like high
5.6 °C
Average feels-like low
-2.3 °C
Average peak gust
36.6 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
10.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+3.4 °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
38.3 °C
6 August 2010
Coldest day
-41.5 °C
17 January 1940
Wettest day
47 mm
26 August 1986
Windiest day
60.3 km/h
21 March 2003
Strongest gust
102.2 km/h
23 November 2008
Hottest feels-like
37.6 °C
16 July 1951
Coldest feels-like
-46.9 °C
17 January 1940
Snowiest day
19.1 cm
2 April 1944
Sunniest day
16.3 h
22 June 2010
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 | 1.8 °C | +7.7 °C | 32 mm | -6 mm |
| Feb | -3.6 °C | +1.4 °C | 11 mm | -24 mm |
| Mar | 7.9 °C | +7.6 °C | 61 mm | +24 mm |
| Apr | 14.2 °C | +3.8 °C | 48 mm | +1 mm |
| May | 18.3 °C | +0.4 °C | 29 mm | -33 mm |
| Jun | 20.1 °C | -1.3 °C | 154 mm | +81 mm |
| Jul | 25.8 °C | +2.7 °C | 102 mm | +14 mm |
| Aug | 21.0 °C | -1.2 °C | 123 mm | +55 mm |
| Sep | 18.4 °C | +2.0 °C | 13 mm | -45 mm |
| Oct | 9.9 °C | +1.0 °C | 85 mm | +32 mm |
| Nov | 5.9 °C | +4.6 °C | 57 mm | +7 mm |
| Dec | -0.8 °C | +2.4 °C | 51 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 Bolkhov?
Bolkhov has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 5.3 °C and it receives 656 mm of precipitation per year.
What is the hottest day ever recorded in Bolkhov?
The hottest day measured in Bolkhov between 1940 and 2025 was 6 August 2010, reaching 38.3 °C.
What is the coldest day in Bolkhov?
The coldest day measured in Bolkhov between 1940 and 2025 was 17 January 1940, at -41.5 °C.
Does it snow in Bolkhov?
Yes. Bolkhov gets on average 119.4 cm of snow per year and has around 153 frost days.
Has the climate of Bolkhov warmed?
Yes: Bolkhov warmed by +3.4 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bolkhov?
The wettest day measured in Bolkhov between 1940 and 2025 was 26 August 1986, with 47 mm of rain in 24 hours.
What was the windiest day in Bolkhov?
The windiest day measured in Bolkhov between 1940 and 2025 was 21 March 2003, with winds reaching 60.3 km/h.
What is the warmest month in Bolkhov?
The warmest month in Bolkhov is July (18.6 °C on average); the coldest is January (-8.5 °C).
How much does it rain in Bolkhov?
Bolkhov receives on average 656 mm of precipitation per year, spread over about 129 rainy days.
Is it sunny in Bolkhov?
Bolkhov gets on average 6.9 hours of sunshine per day, roughly 2,519 hours per year over 1940-2025.
What is the biggest single-day snowfall in Bolkhov?
The heaviest 24-hour snowfall measured in Bolkhov between 1940 and 2025 was 2 April 1944, with 19.1 cm.
Are there tropical nights in Bolkhov?
Yes: Bolkhov has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Bolkhov?
In Bolkhov, between 1940 and 2025, the highest apparent temperature reached 37.6 °C on 16 July 1951, and the lowest was -46.9 °C on 17 January 1940.
Compare Bolkhov with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Bolkhov