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Irkutsk weather in January

Weather in Irkutsk: January

Average day temperature: 3.4°F
Average night temperature: -5.0°F
Sea water temperature: 34.6°F
Number of sunny days: 4 days
Day length: 7.8 - 9.0 hours
Number of rainy days: 0 days
Precipitation totals: 0.4 in.

Air temperature in January, °F

Show year:
2025
2024
2023

The highest day temperature during January of 2025 was 20°F. At the same time the lowest night temperature was -20°F. Daily and nightly averages during January were 4.6°F and 4.7°F.

Sea water temperature in Irkutsk in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 35.6°F. The highest and lowest sea temperatures during the month were 36.9°F and 34.2°F.

Sunny, partly cloudy and cloudy days

Mostly all days in January are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in January, in.

Precipitation total value in Irkutsk in January is 0.4 in. Other months of the year show relatively similar values.

Wind speed in January, mph

The average wind speed value in January is 3.6 mph It makes January lest windy month of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in January is: 2.3.

Best time for vacation in Irkutsk

Sunniest months:
June 16 days
July 16 days
August 15 days
Warmest months:
July 76.4 °F
June 72.7 °F
August 71.0 °F
Warmest sea temp:
August 59.2 °F
July 54.6 °F
September 54.2 °F
Coldest months:
January 3.4 °F
December 7.7 °F
February 10.2 °F
Rainiest months:
May 3 days
July 3 days
August 3 days
Windiest months:
May 7.0 mph
April 6.2 mph
June 5.6 mph

Irkutsk on a weather map

Irkutsk
+10°F
NW 2 mph
Feels like: +9°F
Precip.: 0%
Places in Russia:
Name
°F
+52°F
+45°F
+45°F
+28°F
+36°F
+45°F
+50°F
+32°F
+45°F
+37°F
+36°F
+52°F
+54°F
+30°F
24 Hours Forecast
Irkutsk
Local time: 14:13
December 05, friday
1500
10°F
NW
2 mph
1800
18°F
NW
2 mph
2100
14°F
N
2 mph
December 06, saturday
0000
12°F
NW
2 mph
0300
14°F
NE
1 mph
0600
23°F
SE
12 mph
0900
18°F
S
11 mph
1200
9°F
S
5 mph
Units of measurement: °C / °F