Irkutsk weather live forecast

Today's maximum temperature in Irkutsk is expected to be 15°C. Select a day from the live weather forecast for Irkutsk, Russia (Central Asia) for more weather parameters.

Thursday
18th Sep
15

5

6

2
Friday
19th Sep
16

4

11

4
Saturday
20th Sep
18

5

12

4
Sunday
21st Sep
19

6

2

3
Monday
22nd Sep
16

9

0

3

5-day weather forecast updated at 04:00 on Thursday 18th September 2025 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 18th September 2025

Expect broken clouds in Irkutsk, Russia (Central Asia) with a maximum temperature of 15°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-west.

15
°C maximum temperature
5
°C minimum temperature
broken clouds
6
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
15
°C wind chill
9
kph wind from NW

Irkutsk weather for Friday 19th September 2025

Expect scattered clouds in Irkutsk, Russia (Central Asia) with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the south-east.

16
°C maximum temperature
4
°C minimum temperature
scattered clouds
11
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
16
°C wind chill
5
kph wind from SE

Irkutsk weather for Saturday 20th September 2025

Expect scattered clouds in Irkutsk, Russia (Central Asia) with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 5 kph from the south-east.

18
°C maximum temperature
5
°C minimum temperature
scattered clouds
12
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
5
kph wind from SE

Irkutsk weather for Sunday 21st September 2025

Expect broken clouds in Irkutsk, Russia (Central Asia) with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the south-east.

19
°C maximum temperature
6
°C minimum temperature
broken clouds
2
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
6
kph wind from SE

Irkutsk weather for Monday 22nd September 2025

Expect mostly cloudy with light rain in Irkutsk, Russia (Central Asia) with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 41% chance of some rain and a light breeze of 7 kph from the north-west.