Measurements:
°C
°F
Irkutsk
10°F
SE 1 mph
Feels like: 10°F
Precip: 39%
World Resorts Russia Irkutsk Weather

Irkutsk Sea Water Temperature

Current Sea Water Temperature:
+39.0°F
Maximum Sea Water Temperature in November: 45.8°F
Minimum Sea Water Temperature in November: 30.0°F
Average water temperature in November: 39.8°F

Sea Water Temperature for the Last 10 Days:

November 15 39.0°F November 10 38.4°F
November 14 39.0°F November 09 40.0°F
November 13 38.8°F November 08 39.0°F
November 12 38.6°F November 07 40.4°F
November 11 38.6°F November 06 40.6°F

When is the Warmest Sea for Irkutsk?

According to our data for the last three years for Irkutsk the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Irkutsk was 61.9°F. The maximum and minimum values were 57.4°F and 63.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Irkutsk was 58.1°F. The maximum and minimum values were 53.2°F and 61.6°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Irkutsk was 58.2°F. The maximum and minimum values were 53.6°F and 64.0°F respectively.

Best Time to Visit Irkutsk
The most sunny months:
June 16 days
July 16 days
August 15 days
The most warm months:
July 79.2 °F
June 75.0 °F
August 73.2 °F
Warmest sea temperature:
August 60.3 °F
July 55.3 °F
September 54.9 °F
The most cold months:
January -2.1 °F
December 2.7 °F
February 5.9 °F
The most rainy months:
May 3 days
July 3 days
August 3 days
The most windy months:
May 7 mph
April 6 mph
June 6 mph

Irkutsk on the Weather Map

Russia Resorts:
NAME
F°
Adler +54
Anapa +46
Buhta Inal +44
Dombay +44
Gelendzhik +46
Lazarevskoye +46
Moscow +36
Novorossiysk +46
Seliger +36
Sirius +54
Sochi +58
St Petersburg +44
Vityazevo +46
Yaroslavl +36
Zelenogradsk +44
24 Hours Weather Forecast
Irkutsk
Local time: 21:08
16 nov, monday
0000 10°F
SE
3 mph
0300 10°F
SE
3 mph
0600 10°F
SE
4 mph
0900 12°F
SE
4 mph
1200 14°F
SE
6 mph
1500 18°F
SE
6 mph
1800 18°F
SE
6 mph
2100 18°F
SE
8 mph