Irkutsk weather live forecast

Today's maximum temperature in Irkutsk is expected to be 23°C. Select a day from the live weather forecast for Irkutsk, Russia (Central Asia) for more weather parameters.

Thursday
30th Jul
23

18

0

5
Friday
31st Jul
23

18

7

5
Saturday
1st Aug
22

17

1

3
Sunday
2nd Aug
25

16

7

4
Monday
3rd Aug
27

15

12

4

5-day weather forecast updated at 04:00 on Wednesday 29th July 2026 GMT

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The 5-day weather forecast for Russia (Central Asia) (Irkutsk) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Irkutsk weather forecast by day

Below are the detailed weather forecasts for Irkutsk for the next 5 days.

Irkutsk weather for Thursday 30th July 2026

Expect mostly cloudy with light rain in Irkutsk, Russia (Central Asia) with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 56% chance of some rain and a light breeze of 9 kph from the west.

23
°C maximum temperature
18
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
5
UV index (Moderate)
56
% chance of some rain
<5
mm of rainfall expected
23
°C wind chill
9
kph wind from W

Irkutsk weather for Friday 31st July 2026

Expect isolated thunderstorms in Irkutsk, Russia (Central Asia) with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 81% chance of some rain and a light breeze of 7 kph from the west.

23
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
5
UV index (Moderate)
81
% chance of some rain
<10
mm of rainfall expected
23
°C wind chill
7
kph wind from W

Irkutsk weather for Saturday 1st August 2026

Expect isolated thunderstorms in Irkutsk, Russia (Central Asia) with a maximum temperature of 22°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 72% chance of some rain and a light breeze of 7 kph from the west.

22
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
3
UV index (Moderate)
72
% chance of some rain
<30
mm of rainfall expected
22
°C wind chill
7
kph wind from W

Irkutsk weather for Sunday 2nd August 2026

Expect isolated thunderstorms in Irkutsk, Russia (Central Asia) with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 34% chance of some rain and little or no wind of 6 kph from the west.

25
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
4
UV index (Moderate)
34
% chance of some rain
<10
mm of rainfall expected
25
°C wind chill
6
kph wind from W

Irkutsk weather for Monday 3rd August 2026

Expect scattered clouds in Irkutsk, Russia (Central Asia) with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the south-east.