Ust-Tsilma climate — normals and trends
Ust-Tsilma (Russia) has a subarctic climate (Dfc) under the Köppen-Geiger classification. Its mean annual temperature is -1.3 °C and it receives 551 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 (15.3 °C on average) and the coldest is January (-17.1 °C). Rainfall peaks in August.
Ust-Tsilma averages 218 frost days, 1 hot days (≥ 30 °C) and 131 rainy days per year.
Ust-Tsilma has warmed by +2.6 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The number of frost days there went from about 228 to 208 per year over the period.
The hottest day of the period reached 34.6 °C (on 9 July 2020) and the coldest -48.9 °C (on 25 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
Ust-TsilmaKomi
- coords
- 65.44°, 52.15°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
-1.3°C
Average daily high
2.1°C
Average daily low
-5.0°C
Annual rainfall
551mm
Sunshine / day
5.7h
Mean relative humidity
78%
Average peak wind
15.1km/h
Seasonal range
32.4°C
Frost days (< 0 °C)
218 d/yr
Hot days (≥ 30 °C)
1 d/yr
Rainy days (≥ 1 mm)
131 d/yr
Annual snowfall
166.8 cm
Average feels-like high
-1.6 °C
Average feels-like low
-9.1 °C
Average peak gust
32.8 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
7.7 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.23 · 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
34.6 °C
9 July 2020
Coldest day
-48.9 °C
25 January 1999
Wettest day
48 mm
30 August 1982
Windiest day
43.6 km/h
11 May 1984
Strongest gust
94.0 km/h
11 May 1984
Hottest feels-like
37.7 °C
8 July 1954
Coldest feels-like
-54.4 °C
25 January 1999
Snowiest day
20.9 cm
24 April 1966
Sunniest day
21.0 h
16 June 2018
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | -8.6 °C | +5.4 °C | 51 mm | +24 mm |
| Feb | -7.1 °C | +5.1 °C | 28 mm | +6 mm |
| Mar | -0.3 °C | +4.8 °C | 55 mm | +26 mm |
| Apr | 1.5 °C | -0.5 °C | 56 mm | +21 mm |
| May | 10.6 °C | +2.2 °C | 53 mm | +4 mm |
| Jun | 14.7 °C | -0.9 °C | 72 mm | +11 mm |
| Jul | 18.2 °C | -1.3 °C | 59 mm | -5 mm |
| Aug | 20.0 °C | +3.8 °C | 40 mm | -28 mm |
| Sep | 14.3 °C | +4.4 °C | 44 mm | -21 mm |
| Oct | 5.4 °C | +3.8 °C | 26 mm | -34 mm |
| Nov | -1.8 °C | +3.9 °C | 76 mm | +36 mm |
| Dec | -12.6 °C | -1.9 °C | 64 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 Ust-Tsilma?
Ust-Tsilma has a subarctic climate (Köppen Dfc). Over 1940-2025, the average annual temperature is -1.3 °C and it receives 551 mm of precipitation per year.
What is the hottest day ever recorded in Ust-Tsilma?
The hottest day measured in Ust-Tsilma between 1940 and 2025 was 9 July 2020, reaching 34.6 °C.
What is the coldest day in Ust-Tsilma?
The coldest day measured in Ust-Tsilma between 1940 and 2025 was 25 January 1999, at -48.9 °C.
Does it snow in Ust-Tsilma?
Yes. Ust-Tsilma gets on average 166.8 cm of snow per year and has around 218 frost days.
Has the climate of Ust-Tsilma warmed?
Yes: Ust-Tsilma warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Ust-Tsilma?
The wettest day measured in Ust-Tsilma between 1940 and 2025 was 30 August 1982, with 48 mm of rain in 24 hours.
What was the windiest day in Ust-Tsilma?
The windiest day measured in Ust-Tsilma between 1940 and 2025 was 11 May 1984, with winds reaching 43.6 km/h.
What is the warmest month in Ust-Tsilma?
The warmest month in Ust-Tsilma is July (15.3 °C on average); the coldest is January (-17.1 °C).
How much does it rain in Ust-Tsilma?
Ust-Tsilma receives on average 551 mm of precipitation per year, spread over about 131 rainy days.
Is it sunny in Ust-Tsilma?
Ust-Tsilma gets on average 5.7 hours of sunshine per day, roughly 2,081 hours per year over 1940-2025.
What is the biggest single-day snowfall in Ust-Tsilma?
The heaviest 24-hour snowfall measured in Ust-Tsilma between 1940 and 2025 was 24 April 1966, with 20.9 cm.
Are there tropical nights in Ust-Tsilma?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Ust-Tsilma.
What was the most extreme apparent temperature in Ust-Tsilma?
In Ust-Tsilma, between 1940 and 2025, the highest apparent temperature reached 37.7 °C on 8 July 1954, and the lowest was -54.4 °C on 25 January 1999.
Compare Ust-Tsilma with another city
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