Severomorsk climate — normals and trends
Severomorsk (Russia) has a subarctic climate (Dfc) under the Köppen-Geiger classification. Its mean annual temperature is -0.1 °C and it receives 531 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 (12.9 °C on average) and the coldest is January (-11.6 °C). Rainfall peaks in July.
Severomorsk averages 210 frost days, 0 hot days (≥ 30 °C) and 131 rainy days per year.
Severomorsk has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The number of frost days there went from about 224 to 196 per year over the period.
The hottest day of the period reached 32.6 °C (on 9 July 1972) and the coldest -44.2 °C (on 27 January 1999).
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
SeveromorskMurmansk
- coords
- 69.07°, 33.41°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
-0.1°C
Average daily high
2.9°C
Average daily low
-3.2°C
Annual rainfall
531mm
Sunshine / day
6.0h
Mean relative humidity
81%
Average peak wind
15.8km/h
Seasonal range
24.5°C
Frost days (< 0 °C)
210 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
131 d/yr
Annual snowfall
163.6 cm
Average feels-like high
-1.0 °C
Average feels-like low
-7.3 °C
Average peak gust
34.9 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
6.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.28 · 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
32.6 °C
9 July 1972
Coldest day
-44.2 °C
27 January 1999
Wettest day
50 mm
21 June 1977
Windiest day
45.9 km/h
16 October 1985
Strongest gust
101.9 km/h
16 October 1985
Hottest feels-like
32.4 °C
9 July 1972
Coldest feels-like
-49.5 °C
27 January 1999
Snowiest day
29.3 cm
21 June 1977
Sunniest day
23.2 h
18 June 2005
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 | -7.4 °C | +1.4 °C | 44 mm | +19 mm |
| Feb | -1.7 °C | +6.8 °C | 22 mm | -1 mm |
| Mar | -0.5 °C | +3.2 °C | 44 mm | +16 mm |
| Apr | 1.3 °C | -0.4 °C | 80 mm | +45 mm |
| May | 9.7 °C | +2.7 °C | 65 mm | +16 mm |
| Jun | 12.8 °C | -0.2 °C | 67 mm | +2 mm |
| Jul | 18.1 °C | +1.5 °C | 69 mm | +3 mm |
| Aug | 17.9 °C | +3.3 °C | 107 mm | +42 mm |
| Sep | 14.6 °C | +5.1 °C | 85 mm | +24 mm |
| Oct | 5.8 °C | +3.4 °C | 49 mm | -2 mm |
| Nov | -2.5 °C | +0.6 °C | 54 mm | +20 mm |
| Dec | -4.0 °C | +2.4 °C | 64 mm | +35 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 Severomorsk?
Severomorsk has a subarctic climate (Köppen Dfc). Over 1940-2025, the average annual temperature is -0.1 °C and it receives 531 mm of precipitation per year.
What is the hottest day ever recorded in Severomorsk?
The hottest day measured in Severomorsk between 1940 and 2025 was 9 July 1972, reaching 32.6 °C.
What is the coldest day in Severomorsk?
The coldest day measured in Severomorsk between 1940 and 2025 was 27 January 1999, at -44.2 °C.
Does it snow in Severomorsk?
Yes. Severomorsk gets on average 163.6 cm of snow per year and has around 210 frost days.
Has the climate of Severomorsk warmed?
Yes: Severomorsk warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Severomorsk?
The wettest day measured in Severomorsk between 1940 and 2025 was 21 June 1977, with 50 mm of rain in 24 hours.
What was the windiest day in Severomorsk?
The windiest day measured in Severomorsk between 1940 and 2025 was 16 October 1985, with winds reaching 45.9 km/h.
What is the warmest month in Severomorsk?
The warmest month in Severomorsk is July (12.9 °C on average); the coldest is January (-11.6 °C).
How much does it rain in Severomorsk?
Severomorsk receives on average 531 mm of precipitation per year, spread over about 131 rainy days.
Is it sunny in Severomorsk?
Severomorsk gets on average 6.0 hours of sunshine per day, roughly 2,190 hours per year over 1940-2025.
What is the biggest single-day snowfall in Severomorsk?
The heaviest 24-hour snowfall measured in Severomorsk between 1940 and 2025 was 21 June 1977, with 29.3 cm.
Are there tropical nights in Severomorsk?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Severomorsk.
What was the most extreme apparent temperature in Severomorsk?
In Severomorsk, between 1940 and 2025, the highest apparent temperature reached 32.4 °C on 9 July 1972, and the lowest was -49.5 °C on 27 January 1999.
Compare Severomorsk with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Severomorsk