Penza climate — normals and trends
Penza (Russia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 4.8 °C and it receives 581 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 (19.6 °C on average) and the coldest is January (-10.6 °C). Rainfall peaks in July.
Penza averages 164 frost days, 9 hot days (≥ 30 °C) and 118 rainy days per year.
Penza 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 175 to 153 per year over the period.
The hottest day of the period reached 39.0 °C (on 1 August 2010) and the coldest -41.9 °C (on 22 January 1942).
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
PenzaPenza Oblast
- coords
- 53.20°, 45.01°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
4.8°C
Average daily high
8.7°C
Average daily low
0.7°C
Annual rainfall
581mm
Sunshine / day
7.3h
Mean relative humidity
75%
Average peak wind
18.3km/h
Seasonal range
30.2°C
Frost days (< 0 °C)
164 d/yr
Hot days (≥ 30 °C)
9 d/yr
Rainy days (≥ 1 mm)
118 d/yr
Annual snowfall
127.8 cm
Average feels-like high
5.5 °C
Average feels-like low
-2.9 °C
Average peak gust
35.6 km/h
Tropical nights (≥ 20 °C)
2 d/yr
Solar radiation
11.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.8 °C
since 1940
+0.3 °C per decade · r² = 0.45 · 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
39.0 °C
1 August 2010
Coldest day
-41.9 °C
22 January 1942
Wettest day
65 mm
18 July 1989
Windiest day
52.8 km/h
26 March 1953
Strongest gust
98.6 km/h
19 October 1973
Hottest feels-like
40.5 °C
29 July 2010
Coldest feels-like
-47.0 °C
22 January 1942
Snowiest day
20.4 cm
30 November 2010
Sunniest day
16.0 h
20 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 | -0.9 °C | +6.9 °C | 53 mm | +15 mm |
| Feb | -5.8 °C | +0.9 °C | 26 mm | -7 mm |
| Mar | 6.6 °C | +7.3 °C | 35 mm | -1 mm |
| Apr | 15.6 °C | +5.0 °C | 43 mm | 0 mm |
| May | 19.7 °C | +0.9 °C | 42 mm | -11 mm |
| Jun | 21.7 °C | -0.9 °C | 126 mm | +65 mm |
| Jul | 25.9 °C | +1.4 °C | 79 mm | +13 mm |
| Aug | 23.5 °C | +0.2 °C | 50 mm | -9 mm |
| Sep | 18.8 °C | +1.9 °C | 6 mm | -45 mm |
| Oct | 11.0 °C | +2.8 °C | 47 mm | -6 mm |
| Nov | 6.3 °C | +6.3 °C | 42 mm | -4 mm |
| Dec | -2.1 °C | +3.0 °C | 41 mm | -2 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 Penza?
Penza has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 4.8 °C and it receives 581 mm of precipitation per year.
What is the hottest day ever recorded in Penza?
The hottest day measured in Penza between 1940 and 2025 was 1 August 2010, reaching 39.0 °C.
What is the coldest day in Penza?
The coldest day measured in Penza between 1940 and 2025 was 22 January 1942, at -41.9 °C.
Does it snow in Penza?
Yes. Penza gets on average 127.8 cm of snow per year and has around 164 frost days.
Has the climate of Penza warmed?
Yes: Penza warmed by +2.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Penza?
The wettest day measured in Penza between 1940 and 2025 was 18 July 1989, with 65 mm of rain in 24 hours.
What was the windiest day in Penza?
The windiest day measured in Penza between 1940 and 2025 was 26 March 1953, with winds reaching 52.8 km/h.
What is the warmest month in Penza?
The warmest month in Penza is July (19.6 °C on average); the coldest is January (-10.6 °C).
How much does it rain in Penza?
Penza receives on average 581 mm of precipitation per year, spread over about 118 rainy days.
Is it sunny in Penza?
Penza gets on average 7.3 hours of sunshine per day, roughly 2,665 hours per year over 1940-2025.
What is the biggest single-day snowfall in Penza?
The heaviest 24-hour snowfall measured in Penza between 1940 and 2025 was 30 November 2010, with 20.4 cm.
Are there tropical nights in Penza?
Yes: Penza has on average 2 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Penza?
In Penza, between 1940 and 2025, the highest apparent temperature reached 40.5 °C on 29 July 2010, and the lowest was -47.0 °C on 22 January 1942.
Compare Penza with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Penza