Okha climate — normals and trends
Okha (Russia) has a subarctic climate (Dfc) under the Köppen-Geiger classification. Its mean annual temperature is -0.5 °C and it receives 745 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 (14.1 °C on average) and the coldest is January (-15.0 °C). Rainfall peaks in October.
Okha averages 203 frost days, 0 hot days (≥ 30 °C) and 134 rainy days per year.
The mean temperature of Okha has changed by -0.7 °C between 1940 and 2025, or -0.09 °C per decade. This trend is statistically significant.
The number of frost days there went from about 211 to 195 per year over the period.
The hottest day of the period reached 29.3 °C (on 3 July 2017) and the coldest -34.1 °C (on 8 January 1980).
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
OkhaSakhalin Oblast
- coords
- 53.59°, 142.95°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
-0.5°C
Average daily high
1.6°C
Average daily low
-2.5°C
Annual rainfall
745mm
Sunshine / day
7.7h
Mean relative humidity
82%
Average peak wind
27.5km/h
Seasonal range
29.1°C
Frost days (< 0 °C)
203 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
134 d/yr
Annual snowfall
250.0 cm
Average feels-like high
-3.1 °C
Average feels-like low
-7.8 °C
Average peak gust
40.4 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
11.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
-0.7 °C
since 1940
-0.1 °C per decade · r² = 0.07 · p = 0.018
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
29.3 °C
3 July 2017
Coldest day
-34.1 °C
8 January 1980
Wettest day
76 mm
23 August 1946
Windiest day
85.7 km/h
26 January 2010
Strongest gust
131.8 km/h
26 January 2010
Hottest feels-like
32.1 °C
15 July 1998
Coldest feels-like
-41.1 °C
8 January 1980
Snowiest day
28.1 cm
2 December 2014
Sunniest day
16.8 h
23 June 2023
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 | -11.3 °C | +1.9 °C | 25 mm | -20 mm |
| Feb | -8.4 °C | +3.9 °C | 39 mm | +2 mm |
| Mar | -8.4 °C | -0.9 °C | 35 mm | -2 mm |
| Apr | 1.5 °C | +2.2 °C | 23 mm | -20 mm |
| May | 6.1 °C | +2.1 °C | 62 mm | +3 mm |
| Jun | 12.2 °C | +2.1 °C | 68 mm | +18 mm |
| Jul | 17.3 °C | +2.8 °C | 120 mm | +55 mm |
| Aug | 15.9 °C | -0.3 °C | 117 mm | +34 mm |
| Sep | 14.3 °C | +1.4 °C | 95 mm | +9 mm |
| Oct | 3.7 °C | -2.1 °C | 97 mm | +9 mm |
| Nov | -1.7 °C | +0.3 °C | 80 mm | -8 mm |
| Dec | -9.8 °C | -0.7 °C | 106 mm | +43 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 Okha?
Okha has a subarctic climate (Köppen Dfc). Over 1940-2025, the average annual temperature is -0.5 °C and it receives 745 mm of precipitation per year.
What is the hottest day ever recorded in Okha?
The hottest day measured in Okha between 1940 and 2025 was 3 July 2017, reaching 29.3 °C.
What is the coldest day in Okha?
The coldest day measured in Okha between 1940 and 2025 was 8 January 1980, at -34.1 °C.
Does it snow in Okha?
Yes. Okha gets on average 250.0 cm of snow per year and has around 203 frost days.
Has the climate of Okha warmed?
Between 1940 and 2025, no statistically significant temperature trend emerges in Okha.
What is the wettest day in Okha?
The wettest day measured in Okha between 1940 and 2025 was 23 August 1946, with 76 mm of rain in 24 hours.
What was the windiest day in Okha?
The windiest day measured in Okha between 1940 and 2025 was 26 January 2010, with winds reaching 85.7 km/h.
What is the warmest month in Okha?
The warmest month in Okha is August (14.1 °C on average); the coldest is January (-15.0 °C).
How much does it rain in Okha?
Okha receives on average 745 mm of precipitation per year, spread over about 134 rainy days.
Is it sunny in Okha?
Okha gets on average 7.7 hours of sunshine per day, roughly 2,811 hours per year over 1940-2025.
What is the biggest single-day snowfall in Okha?
The heaviest 24-hour snowfall measured in Okha between 1940 and 2025 was 2 December 2014, with 28.1 cm.
Are there tropical nights in Okha?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Okha.
What was the most extreme apparent temperature in Okha?
In Okha, between 1940 and 2025, the highest apparent temperature reached 32.1 °C on 15 July 1998, and the lowest was -41.1 °C on 8 January 1980.
Compare Okha with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Okha