Zelenogorsk climate — normals and trends
Zelenogorsk (Russia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 4.4 °C and it receives 661 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 (17.1 °C on average) and the coldest is January (-7.4 °C). Rainfall peaks in August.
Zelenogorsk averages 155 frost days, 0 hot days (≥ 30 °C) and 139 rainy days per year.
Zelenogorsk has warmed by +2.5 °C between 1940 and 2025, or +0.29 °C per decade. This trend is statistically significant.
The number of frost days there went from about 172 to 138 per year over the period.
The hottest day of the period reached 33.7 °C (on 28 July 2010) and the coldest -35.8 °C (on 12 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
ZelenogorskSt.-Petersburg
- coords
- 60.20°, 29.70°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
4.4°C
Average daily high
7.2°C
Average daily low
1.3°C
Annual rainfall
661mm
Sunshine / day
7.3h
Mean relative humidity
81%
Average peak wind
19.4km/h
Seasonal range
24.5°C
Frost days (< 0 °C)
155 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
139 d/yr
Annual snowfall
142.6 cm
Average feels-like high
3.9 °C
Average feels-like low
-2.5 °C
Average peak gust
38.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
9.8 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.5 °C
since 1940
+0.3 °C per decade · r² = 0.37 · 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
33.7 °C
28 July 2010
Coldest day
-35.8 °C
12 January 1987
Wettest day
38 mm
5 August 1985
Windiest day
49.5 km/h
7 September 1977
Strongest gust
97.9 km/h
31 December 1975
Hottest feels-like
35.3 °C
7 August 2010
Coldest feels-like
-42.2 °C
12 January 1987
Snowiest day
19.0 cm
23 March 1971
Sunniest day
18.0 h
17 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 | 0.3 °C | +5.5 °C | 98 mm | +52 mm |
| Feb | -2.9 °C | +2.0 °C | 12 mm | -25 mm |
| Mar | 4.4 °C | +4.8 °C | 50 mm | +11 mm |
| Apr | 8.3 °C | +2.0 °C | 57 mm | +17 mm |
| May | 13.1 °C | -0.1 °C | 80 mm | +34 mm |
| Jun | 17.5 °C | -0.4 °C | 114 mm | +56 mm |
| Jul | 24.7 °C | +4.0 °C | 43 mm | -26 mm |
| Aug | 19.4 °C | +0.2 °C | 106 mm | +27 mm |
| Sep | 17.4 °C | +3.6 °C | 34 mm | -34 mm |
| Oct | 8.8 °C | +1.7 °C | 38 mm | -24 mm |
| Nov | 4.3 °C | +3.0 °C | 77 mm | +16 mm |
| Dec | 1.3 °C | +3.7 °C | 45 mm | -12 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 Zelenogorsk?
Zelenogorsk has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 4.4 °C and it receives 661 mm of precipitation per year.
What is the hottest day ever recorded in Zelenogorsk?
The hottest day measured in Zelenogorsk between 1940 and 2025 was 28 July 2010, reaching 33.7 °C.
What is the coldest day in Zelenogorsk?
The coldest day measured in Zelenogorsk between 1940 and 2025 was 12 January 1987, at -35.8 °C.
Does it snow in Zelenogorsk?
Yes. Zelenogorsk gets on average 142.6 cm of snow per year and has around 155 frost days.
Has the climate of Zelenogorsk warmed?
Yes: Zelenogorsk warmed by +2.5 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Zelenogorsk?
The wettest day measured in Zelenogorsk between 1940 and 2025 was 5 August 1985, with 38 mm of rain in 24 hours.
What was the windiest day in Zelenogorsk?
The windiest day measured in Zelenogorsk between 1940 and 2025 was 7 September 1977, with winds reaching 49.5 km/h.
What is the warmest month in Zelenogorsk?
The warmest month in Zelenogorsk is July (17.1 °C on average); the coldest is January (-7.4 °C).
How much does it rain in Zelenogorsk?
Zelenogorsk receives on average 661 mm of precipitation per year, spread over about 139 rainy days.
Is it sunny in Zelenogorsk?
Zelenogorsk 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 Zelenogorsk?
The heaviest 24-hour snowfall measured in Zelenogorsk between 1940 and 2025 was 23 March 1971, with 19.0 cm.
Are there tropical nights in Zelenogorsk?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Zelenogorsk.
What was the most extreme apparent temperature in Zelenogorsk?
In Zelenogorsk, between 1940 and 2025, the highest apparent temperature reached 35.3 °C on 7 August 2010, and the lowest was -42.2 °C on 12 January 1987.
Compare Zelenogorsk with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Zelenogorsk