Irkutsk Average Rainfall by Month

This page shows the average precipitation in each month of the year in Irkutsk, Russia. It is based on NOAA data for the years 1991–2020.
What's the Rainiest Month in Irkutsk?
In Irkutsk, July has the greatest precipitation of any month. On average, Irkutsk gets 10.6 cm of precipitation in July.
July is also the month where rain is most common. 44.2% of days in July will have at least some rain.
What's the Driest Month in Irkutsk?
In Irkutsk, February has the least precipitation of any month. On average, Irkutsk gets 0.94 cm of precipitation in February.
March is the month with the lowest chance of precipitation. 22.5% of days in March will have measurable rain.
Month Precipitation % Chance
January 1.46 cm 38.9
February 0.94 cm 29.2
March 1.09 cm 22.5
April 2.13 cm 24.9
May 3.59 cm 31.7
June 6.94 cm 40.0
July 10.64 cm 44.2
August 9.55 cm 39.4
September 5.24 cm 38.5
October 2.06 cm 26.9
November 2.04 cm 40.5
December 1.85 cm 44.3
Year 47.43 cm 35.1
Weather Station Details
Years Station Coordinates
1882–2024 Irkutsk location
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