Best year time to visit Irkutsk

General weather information about Irkutsk

Average annual temperature is 1.1 °C

Absolute maximum temperature: 31.3 °C

Absolute minimum temperature: -42.3 °C

Number of sunny days: 195

Number of rainy days: 107

Number of snow days: 63

Average annual precipitation: 553 mm

Look at detailed online map of Irkutsk

* Weather data for Irkutsk Russia is based on climate observations for 2023 year

Irkutsk air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) -4.3 -2.3 13.5 19.2 22.8 30.7 31.3 28.1 26.7 19.6 4.3 0.5
Average daytime temperature (°C) -16.1 -9.7 0.7 6.1 14.6 23 24.6 23.1 17.2 11 -4.9 -15.4
Average temperature (°C) -20 -14.4 -5.1 0 8 16.7 19.2 18 12.1 5.4 -8.4 -18.8
Average night temperature (°C) -24.8 -18.8 -11.3 -5.8 1.6 10.5 14 13.5 7.7 0.9 -12.6 -23.2
Absolute minimum temperature (°C) -42.3 -24.9 -20.1 -13.8 -4.5 4.2 10.3 8.8 2.4 -7 -23.8 -37.8

Irkutsk monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 9 10.8 12.9 14.9 16.4 16.8 16.7 15.5 13.6 11.6 9.6 8.1
Daylight mean duration (h) 8.3 9.9 11.9 13.9 15.7 16.7 16.2 14.6 12.7 10.6 8.8 7.8
Daylight minimum duration (h) 7.8 9.1 10.9 13 14.9 16.5 15.6 13.7 11.7 9.7 8.1 7.7
Sunshine mean duration (h) 5.6 7.3 8.9 10.4 10.7 11.1 11.4 10.8 9.7 7.9 6.7 4.7
Precipitation (mm) 9 10 15 57 40 88 118 94 80 17 13 11
Sunny days 21 15 18 17 14 13 13 13 15 19 18 19
Rainy days 2 4 6 17 17 18 18 15 10
Snow days 8 13 9 7 2 12 12

Irkutsk - weather forecast by months

January February March April May June July August September October November December

Best time to visit Irkutsk:

The best time to visit Irkutsk during the most sunny months:

  • June — 11.1(h)
  • July — 11.4(h)

Months with the longest average daylight duration in Irkutsk:

  • May — 15.7(h)
  • June — 16.7(h)
  • July — 16.2(h)

The largest precipitation sum in Irkutsk is at

  • June — 88(mm)
  • July — 118(mm)
  • August — 94(mm)
  • September — 80(mm)

Weather forecast in the closest to Irkutsk admin centers