Tommot climate — normals and trends
Tommot (Russia) has a dry-winter subarctic climate (Dwc) under the Köppen-Geiger classification. Its mean annual temperature is -6.5 °C and it receives 481 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 (17.8 °C on average) and the coldest is January (-31.4 °C). Rainfall peaks in July.
Tommot averages 237 frost days, 4 hot days (≥ 30 °C) and 98 rainy days per year.
Tommot has warmed by +1.8 °C between 1940 and 2025, or +0.21 °C per decade. This trend is statistically significant.
The number of frost days there went from about 240 to 234 per year over the period.
The hottest day of the period reached 36.0 °C (on 13 July 2020) and the coldest -55.9 °C (on 5 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
TommotSakha
- coords
- 58.96°, 126.29°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
-6.5°C
Average daily high
-1.7°C
Average daily low
-11.6°C
Annual rainfall
481mm
Sunshine / day
8.1h
Mean relative humidity
72%
Average peak wind
11.8km/h
Seasonal range
49.2°C
Frost days (< 0 °C)
237 d/yr
Hot days (≥ 30 °C)
4 d/yr
Rainy days (≥ 1 mm)
98 d/yr
Annual snowfall
115.1 cm
Average feels-like high
-5.3 °C
Average feels-like low
-15.4 °C
Average peak gust
27.7 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.20 · 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
36.0 °C
13 July 2020
Coldest day
-55.9 °C
5 January 1987
Wettest day
86 mm
20 July 1948
Windiest day
33.2 km/h
8 June 1982
Strongest gust
79.9 km/h
9 April 2009
Hottest feels-like
37.8 °C
13 July 1948
Coldest feels-like
-60.8 °C
19 January 2023
Snowiest day
17.5 cm
11 October 1961
Sunniest day
17.4 h
19 June 1955
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 | -24.8 °C | +3.3 °C | 8 mm | +0 mm |
| Feb | -19.3 °C | +3.4 °C | 7 mm | +1 mm |
| Mar | -9.6 °C | +0.6 °C | 20 mm | +8 mm |
| Apr | 4.7 °C | +3.3 °C | 36 mm | +9 mm |
| May | 13.3 °C | +2.0 °C | 69 mm | +16 mm |
| Jun | 20.5 °C | +0.3 °C | 46 mm | -25 mm |
| Jul | 23.5 °C | +0.3 °C | 89 mm | +2 mm |
| Aug | 19.6 °C | -0.2 °C | 88 mm | +3 mm |
| Sep | 13.5 °C | +2.7 °C | 31 mm | -38 mm |
| Oct | -2.8 °C | -0.9 °C | 26 mm | -10 mm |
| Nov | -15.7 °C | +2.0 °C | 27 mm | +9 mm |
| Dec | -33.9 °C | -6.9 °C | 6 mm | -4 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 Tommot?
Tommot has a dry-winter subarctic climate (Köppen Dwc). Over 1940-2025, the average annual temperature is -6.5 °C and it receives 481 mm of precipitation per year.
What is the hottest day ever recorded in Tommot?
The hottest day measured in Tommot between 1940 and 2025 was 13 July 2020, reaching 36.0 °C.
What is the coldest day in Tommot?
The coldest day measured in Tommot between 1940 and 2025 was 5 January 1987, at -55.9 °C.
Does it snow in Tommot?
Yes. Tommot gets on average 115.1 cm of snow per year and has around 237 frost days.
Has the climate of Tommot warmed?
Yes: Tommot warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Tommot?
The wettest day measured in Tommot between 1940 and 2025 was 20 July 1948, with 86 mm of rain in 24 hours.
What was the windiest day in Tommot?
The windiest day measured in Tommot between 1940 and 2025 was 8 June 1982, with winds reaching 33.2 km/h.
What is the warmest month in Tommot?
The warmest month in Tommot is July (17.8 °C on average); the coldest is January (-31.4 °C).
How much does it rain in Tommot?
Tommot receives on average 481 mm of precipitation per year, spread over about 98 rainy days.
Is it sunny in Tommot?
Tommot gets on average 8.1 hours of sunshine per day, roughly 2,957 hours per year over 1940-2025.
What is the biggest single-day snowfall in Tommot?
The heaviest 24-hour snowfall measured in Tommot between 1940 and 2025 was 11 October 1961, with 17.5 cm.
Are there tropical nights in Tommot?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Tommot.
What was the most extreme apparent temperature in Tommot?
In Tommot, between 1940 and 2025, the highest apparent temperature reached 37.8 °C on 13 July 1948, and the lowest was -60.8 °C on 19 January 2023.
Compare Tommot with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Tommot