Suntar climate — normals and trends
Suntar (Russia) has a subarctic climate (Dfc) under the Köppen-Geiger classification. Its mean annual temperature is -6.7 °C and it receives 291 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 (18.3 °C on average) and the coldest is January (-32.0 °C). Rainfall peaks in August.
Suntar averages 233 frost days, 5 hot days (≥ 30 °C) and 73 rainy days per year.
Suntar has warmed by +1.9 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The hottest day of the period reached 35.7 °C (on 8 July 1996) and the coldest -57.9 °C (on 2 January 1959).
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
SuntarSakha
- coords
- 62.16°, 117.66°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
-6.7°C
Average daily high
-2.1°C
Average daily low
-11.6°C
Annual rainfall
291mm
Sunshine / day
8.1h
Mean relative humidity
70%
Average peak wind
13.1km/h
Seasonal range
50.3°C
Frost days (< 0 °C)
233 d/yr
Hot days (≥ 30 °C)
5 d/yr
Rainy days (≥ 1 mm)
73 d/yr
Annual snowfall
73.1 cm
Average feels-like high
-5.9 °C
Average feels-like low
-15.7 °C
Average peak gust
28.6 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
10.1 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.9 °C
since 1940
+0.2 °C per decade · r² = 0.15 · 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
35.7 °C
8 July 1996
Coldest day
-57.9 °C
2 January 1959
Wettest day
44 mm
25 July 1972
Windiest day
36.8 km/h
18 April 1970
Strongest gust
89.3 km/h
2 October 1979
Hottest feels-like
37.2 °C
31 July 1954
Coldest feels-like
-63.2 °C
2 January 1959
Snowiest day
15.2 cm
10 June 1974
Sunniest day
18.8 h
27 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 | -23.9 °C | +4.6 °C | 13 mm | +5 mm |
| Feb | -20.1 °C | +3.7 °C | 13 mm | +8 mm |
| Mar | -10.3 °C | +0.2 °C | 22 mm | +13 mm |
| Apr | 2.9 °C | +2.0 °C | 37 mm | +22 mm |
| May | 13.0 °C | +1.7 °C | 33 mm | +3 mm |
| Jun | 20.6 °C | -0.1 °C | 45 mm | +3 mm |
| Jul | 23.7 °C | +0.1 °C | 76 mm | +28 mm |
| Aug | 21.3 °C | +1.5 °C | 19 mm | -31 mm |
| Sep | 9.8 °C | -0.6 °C | 60 mm | +24 mm |
| Oct | -1.9 °C | +0.4 °C | 17 mm | -7 mm |
| Nov | -19.3 °C | -0.5 °C | 21 mm | +7 mm |
| Dec | -33.8 °C | -6.3 °C | 7 mm | -3 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 Suntar?
Suntar has a subarctic climate (Köppen Dfc). Over 1940-2025, the average annual temperature is -6.7 °C and it receives 291 mm of precipitation per year.
What is the hottest day ever recorded in Suntar?
The hottest day measured in Suntar between 1940 and 2025 was 8 July 1996, reaching 35.7 °C.
What is the coldest day in Suntar?
The coldest day measured in Suntar between 1940 and 2025 was 2 January 1959, at -57.9 °C.
Does it snow in Suntar?
Yes. Suntar gets on average 73.1 cm of snow per year and has around 233 frost days.
Has the climate of Suntar warmed?
Yes: Suntar warmed by +1.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Suntar?
The wettest day measured in Suntar between 1940 and 2025 was 25 July 1972, with 44 mm of rain in 24 hours.
What was the windiest day in Suntar?
The windiest day measured in Suntar between 1940 and 2025 was 18 April 1970, with winds reaching 36.8 km/h.
What is the warmest month in Suntar?
The warmest month in Suntar is July (18.3 °C on average); the coldest is January (-32.0 °C).
How much does it rain in Suntar?
Suntar receives on average 291 mm of precipitation per year, spread over about 73 rainy days.
Is it sunny in Suntar?
Suntar 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 Suntar?
The heaviest 24-hour snowfall measured in Suntar between 1940 and 2025 was 10 June 1974, with 15.2 cm.
Are there tropical nights in Suntar?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Suntar.
What was the most extreme apparent temperature in Suntar?
In Suntar, between 1940 and 2025, the highest apparent temperature reached 37.2 °C on 31 July 1954, and the lowest was -63.2 °C on 2 January 1959.
Compare Suntar with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Suntar