Yuzhno-Sakhalinsk climate — normals and trends
Yuzhno-Sakhalinsk (Russia) has a warm-summer humid continental climate (Dfb) under the Köppen-Geiger classification. Its mean annual temperature is 2.2 °C and it receives 876 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 August (16.9 °C on average) and the coldest is January (-13.8 °C). Rainfall peaks in September.
Yuzhno-Sakhalinsk averages 190 frost days, 0 hot days (≥ 30 °C) and 122 rainy days per year.
Yuzhno-Sakhalinsk has warmed by +1.6 °C between 1940 and 2025, or +0.19 °C per decade. This trend is statistically significant.
The number of frost days there went from about 195 to 185 per year over the period.
The hottest day of the period reached 33.7 °C (on 29 July 2021) and the coldest -32.6 °C (on 13 January 1979).
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
Yuzhno-SakhalinskSakhalin Oblast
- coords
- 46.95°, 142.74°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
2.2°C
Average daily high
6.5°C
Average daily low
-1.8°C
Annual rainfall
876mm
Sunshine / day
8.4h
Mean relative humidity
80%
Average peak wind
16.1km/h
Seasonal range
30.7°C
Frost days (< 0 °C)
190 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
122 d/yr
Annual snowfall
236.6 cm
Average feels-like high
3.6 °C
Average feels-like low
-5.2 °C
Average peak gust
40.4 km/h
Tropical nights (≥ 20 °C)
1 d/yr
Solar radiation
12.9 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.6 °C
since 1940
+0.2 °C per decade · r² = 0.36 · 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
29 July 2021
Coldest day
-32.6 °C
13 January 1979
Wettest day
113 mm
16 September 1947
Windiest day
52.5 km/h
6 February 1969
Strongest gust
136.4 km/h
6 February 1969
Hottest feels-like
38.3 °C
29 July 2021
Coldest feels-like
-37.2 °C
13 January 1979
Snowiest day
55.6 cm
25 November 1988
Sunniest day
15.0 h
21 May 1940
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 | -5.3 °C | +4.2 °C | 116 mm | +66 mm |
| Feb | -3.9 °C | +3.6 °C | 64 mm | +20 mm |
| Mar | -1.3 °C | +0.6 °C | 68 mm | +4 mm |
| Apr | 5.6 °C | +0.1 °C | 54 mm | -14 mm |
| May | 14.3 °C | +2.4 °C | 36 mm | -35 mm |
| Jun | 20.0 °C | +4.2 °C | 49 mm | -11 mm |
| Jul | 24.8 °C | +5.2 °C | 35 mm | -40 mm |
| Aug | 23.7 °C | +3.0 °C | 174 mm | +68 mm |
| Sep | 20.5 °C | +3.2 °C | 115 mm | +4 mm |
| Oct | 9.3 °C | -1.2 °C | 81 mm | -10 mm |
| Nov | 2.6 °C | +1.1 °C | 79 mm | +4 mm |
| Dec | -5.4 °C | +0.5 °C | 43 mm | -18 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 Yuzhno-Sakhalinsk?
Yuzhno-Sakhalinsk has a warm-summer humid continental climate (Köppen Dfb). Over 1940-2025, the average annual temperature is 2.2 °C and it receives 876 mm of precipitation per year.
What is the hottest day ever recorded in Yuzhno-Sakhalinsk?
The hottest day measured in Yuzhno-Sakhalinsk between 1940 and 2025 was 29 July 2021, reaching 33.7 °C.
What is the coldest day in Yuzhno-Sakhalinsk?
The coldest day measured in Yuzhno-Sakhalinsk between 1940 and 2025 was 13 January 1979, at -32.6 °C.
Does it snow in Yuzhno-Sakhalinsk?
Yes. Yuzhno-Sakhalinsk gets on average 236.6 cm of snow per year and has around 190 frost days.
Has the climate of Yuzhno-Sakhalinsk warmed?
Yes: Yuzhno-Sakhalinsk warmed by +1.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Yuzhno-Sakhalinsk?
The wettest day measured in Yuzhno-Sakhalinsk between 1940 and 2025 was 16 September 1947, with 113 mm of rain in 24 hours.
What was the windiest day in Yuzhno-Sakhalinsk?
The windiest day measured in Yuzhno-Sakhalinsk between 1940 and 2025 was 6 February 1969, with winds reaching 52.5 km/h.
What is the warmest month in Yuzhno-Sakhalinsk?
The warmest month in Yuzhno-Sakhalinsk is August (16.9 °C on average); the coldest is January (-13.8 °C).
How much does it rain in Yuzhno-Sakhalinsk?
Yuzhno-Sakhalinsk receives on average 876 mm of precipitation per year, spread over about 122 rainy days.
Is it sunny in Yuzhno-Sakhalinsk?
Yuzhno-Sakhalinsk gets on average 8.4 hours of sunshine per day, roughly 3,066 hours per year over 1940-2025.
What is the biggest single-day snowfall in Yuzhno-Sakhalinsk?
The heaviest 24-hour snowfall measured in Yuzhno-Sakhalinsk between 1940 and 2025 was 25 November 1988, with 55.6 cm.
Are there tropical nights in Yuzhno-Sakhalinsk?
Yes: Yuzhno-Sakhalinsk has on average 1 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Yuzhno-Sakhalinsk?
In Yuzhno-Sakhalinsk, between 1940 and 2025, the highest apparent temperature reached 38.3 °C on 29 July 2021, and the lowest was -37.2 °C on 13 January 1979.
Compare Yuzhno-Sakhalinsk with another city
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Nearby cities
The climate around Yuzhno-Sakhalinsk