Irkutsk weather live forecast

Today's maximum temperature in Irkutsk is expected to be 5°C. Select a day from the live weather forecast for Irkutsk, Russia (Central Asia) for more weather parameters.

Tuesday
29th Sep
5

1

3

1
Wednesday
30th Sep
8

-1

6

3
Thursday
1st Oct
6

2

0

2
Friday
2nd Oct
8

3

1

2
Saturday
3rd Oct
12

1

10

3

5-day weather forecast updated at 04:00 on Monday 28th September 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 Tuesday 29th September 2026

Expect cloudy with sleet or snow in Irkutsk, Russia (Central Asia) with a maximum temperature of 5°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 59% chance of some sleet or snow and a gentle breeze of 16 kph from the north-west.

5
°C maximum temperature
1
°C minimum temperature
cloudy with sleet or snow
3
hours of sunshine
1
UV index (Low)
59
% chance of some sleet or snow
<5
mm of sleet/snow expected
1
°C wind chill
16
kph wind from NW

Irkutsk weather for Wednesday 30th September 2026

Expect broken clouds in Irkutsk, Russia (Central Asia) with a maximum temperature of 8°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-west.

8
°C maximum temperature
-1
°C minimum temperature
broken clouds
6
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
7
°C wind chill
8
kph wind from NW

Irkutsk weather for Thursday 1st October 2026

Expect mostly cloudy with light rain in Irkutsk, Russia (Central Asia) with a maximum temperature of 6°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 29% chance of some rain and little or no wind of 6 kph from the north-west.

6
°C maximum temperature
2
°C minimum temperature
mostly cloudy with light rain
0
hours of sunshine
2
UV index (Low)
29
% chance of some rain
<5
mm of rainfall expected
5
°C wind chill
6
kph wind from NW

Irkutsk weather for Friday 2nd October 2026

Expect broken clouds in Irkutsk, Russia (Central Asia) with a maximum temperature of 8°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the north-west.

8
°C maximum temperature
3
°C minimum temperature
broken clouds
1
hour of sunshine
2
UV index (Low)
0
mm of rainfall expected
8
°C wind chill
6
kph wind from NW

Irkutsk weather for Saturday 3rd October 2026

Expect scattered clouds in Irkutsk, Russia (Central Asia) with a maximum temperature of 12°C, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-east.