Bilibino climate — normals and trends
Bilibino (Russia) has a dry-winter subarctic climate (Dwc) under the Köppen-Geiger classification. Its mean annual temperature is -12.1 °C and it receives 299 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 (11.2 °C on average) and the coldest is January (-31.9 °C). Rainfall peaks in July.
Bilibino averages 274 frost days, 0 hot days (≥ 30 °C) and 76 rainy days per year.
Bilibino has warmed by +2.9 °C between 1940 and 2025, or +0.34 °C per decade. This trend is statistically significant.
The number of frost days there went from about 284 to 264 per year over the period.
The hottest day of the period reached 30.8 °C (on 4 July 1981) and the coldest -56.9 °C (on 10 February 1978).
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
BilibinoChukotka
- coords
- 68.05°, 166.44°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
-12.1°C
Average daily high
-8.5°C
Average daily low
-16.2°C
Annual rainfall
299mm
Sunshine / day
7.4h
Mean relative humidity
75%
Average peak wind
9.2km/h
Seasonal range
43.1°C
Frost days (< 0 °C)
274 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
76 d/yr
Annual snowfall
93.9 cm
Average feels-like high
-12.3 °C
Average feels-like low
-20.2 °C
Average peak gust
23.3 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
8.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.9 °C
since 1940
+0.3 °C per decade · r² = 0.40 · 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
30.8 °C
4 July 1981
Coldest day
-56.9 °C
10 February 1978
Wettest day
34 mm
25 July 2024
Windiest day
36.0 km/h
27 August 2016
Strongest gust
79.9 km/h
27 August 2016
Hottest feels-like
30.0 °C
10 July 1991
Coldest feels-like
-61.5 °C
10 February 1978
Snowiest day
15.1 cm
27 July 2012
Sunniest day
23.0 h
17 June 2022
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 | -30.7 °C | -1.9 °C | 21 mm | +12 mm |
| Feb | -27.5 °C | +0.5 °C | 20 mm | +14 mm |
| Mar | -18.9 °C | +0.7 °C | 14 mm | +8 mm |
| Apr | -6.6 °C | +2.6 °C | 10 mm | +2 mm |
| May | 3.9 °C | +1.8 °C | 9 mm | -8 mm |
| Jun | 13.9 °C | +1.2 °C | 37 mm | -8 mm |
| Jul | 17.1 °C | +2.0 °C | 42 mm | -26 mm |
| Aug | 11.9 °C | +0.5 °C | 47 mm | -15 mm |
| Sep | 6.8 °C | +3.3 °C | 28 mm | -8 mm |
| Oct | -11.2 °C | -0.7 °C | 35 mm | +14 mm |
| Nov | -21.9 °C | +0.3 °C | 11 mm | -4 mm |
| Dec | -15.9 °C | +12.2 °C | 17 mm | +8 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 Bilibino?
Bilibino has a dry-winter subarctic climate (Köppen Dwc). Over 1940-2025, the average annual temperature is -12.1 °C and it receives 299 mm of precipitation per year.
What is the hottest day ever recorded in Bilibino?
The hottest day measured in Bilibino between 1940 and 2025 was 4 July 1981, reaching 30.8 °C.
What is the coldest day in Bilibino?
The coldest day measured in Bilibino between 1940 and 2025 was 10 February 1978, at -56.9 °C.
Does it snow in Bilibino?
Yes. Bilibino gets on average 93.9 cm of snow per year and has around 274 frost days.
Has the climate of Bilibino warmed?
Yes: Bilibino warmed by +2.9 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Bilibino?
The wettest day measured in Bilibino between 1940 and 2025 was 25 July 2024, with 34 mm of rain in 24 hours.
What was the windiest day in Bilibino?
The windiest day measured in Bilibino between 1940 and 2025 was 27 August 2016, with winds reaching 36.0 km/h.
What is the warmest month in Bilibino?
The warmest month in Bilibino is July (11.2 °C on average); the coldest is January (-31.9 °C).
How much does it rain in Bilibino?
Bilibino receives on average 299 mm of precipitation per year, spread over about 76 rainy days.
Is it sunny in Bilibino?
Bilibino gets on average 7.4 hours of sunshine per day, roughly 2,701 hours per year over 1940-2025.
What is the biggest single-day snowfall in Bilibino?
The heaviest 24-hour snowfall measured in Bilibino between 1940 and 2025 was 27 July 2012, with 15.1 cm.
Are there tropical nights in Bilibino?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Bilibino.
What was the most extreme apparent temperature in Bilibino?
In Bilibino, between 1940 and 2025, the highest apparent temperature reached 30.0 °C on 10 July 1991, and the lowest was -61.5 °C on 10 February 1978.
Compare Bilibino with another city
Pick a second city: its normals will be set against these, indicator by indicator.