Measurements:
°C
°F
Irkutsk
10°F
NE 1 mph
Feels like: 10°F
Precip: 0%
World Resorts Russia Irkutsk Weather May Weather in Irkutsk

Irkutsk Weather: May

Average Day Temperature: 60.0°F
Average Night Temperature: 43.4°F
Sea Water Temperature: 35.3°F
Number of Sunny Days: 13 days
Sunshine Hours: 14.9 - 16.4 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.4 in

Air Temperature in May, °F

Select Year: 2025 2024 2023

The highest day temperature in May 2025 was 79°F. The lowest night temperature was 39°F. The average values for day and night temperatures during May were 58.6°F и 57.8°F respectivly.

Irkutsk Water Sea Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Irkutsk was 40.8°F. The maximum and minimum values were 34.0°F and 49.2°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Irkutsk is 1.4 in. It makes may one of the most rainy months of the year.

Wind Speed in May, mph

The average wind speed in May is 7.0 mph. It makes May the most windy month of the year for Irkutsk.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Irkutsk in May is 9.6 hours.

Best Time to Visit Irkutsk
The most sunny months:
June 16 days
July 16 days
August 15 days
The most warm months:
July 79.3 °F
June 75.2 °F
August 73.3 °F
Warmest sea temperature:
August 60.2 °F
July 55.1 °F
September 54.7 °F
The most cold months:
January -1.8 °F
December 3.1 °F
February 5.8 °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
Adler +52
Anapa +44
Arhipo-Osipovka +46
Dombay +26
Gelendzhik +44
Kabardinka +44
Lazarevskoye +50
Moscow +30
Novorossiysk +44
Seliger +34
Sirius +52
Sochi +54
St Petersburg +36
Yaroslavl +28
Zelenogradsk +34
24 Hours Weather Forecast
Irkutsk
Local time: 13:25
05 dec, friday
1500 6°F
NW
2 mph
1800 14°F
NW
2 mph
2100 10°F
N
2 mph
06 dec, saturday
0000 8°F
NW
2 mph
0300 10°F
NE
1 mph
0600 20°F
SE
12 mph
0900 14°F
S
11 mph
1200 4°F
S
5 mph