World Resorts Russia Irkutsk Weather

Irkutsk 14 Days Forecast

22.09
tue
Day
45°F
SE 6 mph
Precip.
34%
Night
48°F
NE 2 mph
Precip.
13%
23.09
wed
Day
52°F
S 2 mph
Precip.
7%
Night
50°F
NW 3 mph
Precip.
15%
24.09
thu
Day
50°F
NW 4 mph
Precip.
11%
Night
50°F
N 4 mph
Precip.
21%
25.09
fri
Day
55°F
SW 1 mph
Precip.
2%
Night
50°F
N 2 mph
Precip.
7%
26.09
sat
Day
54°F
NE 4 mph
Precip.
4%
Night
52°F
NW 4 mph
Precip.
17%
27.09
sun
Day
54°F
N 4 mph
Precip.
13%
Night
50°F
NW 4 mph
Precip.
25%
28.09
mon
Day
52°F
NE 1 mph
Precip.
14%
Night
46°F
N 2 mph
Precip.
30%
29.09
tue
Day
36°F
SE 16 mph
Precip.
61%
Night
28°F
SE 10 mph
Precip.
65%
30.09
wed
Day
36°F
SE 10 mph
Precip.
24%
Night
30°F
E 7 mph
Precip.
38%
01.10
thu
Day
34°F
SE 9 mph
Precip.
52%
Night
39°F
N 3 mph
Precip.
23%
02.10
fri
Day
45°F
N 6 mph
Precip.
11%
Night
45°F
NW 2 mph
Precip.
24%
03.10
sat
Day
37°F
SE 14 mph
Precip.
42%
Night
30°F
E 7 mph
Precip.
36%
04.10
sun
Day
37°F
N 4 mph
Precip.
5%
Night
37°F
N 2 mph
Precip.
21%
05.10
mon
Day
34°F
SE 10 mph
Precip.
25%
Night
32°F
SE 5 mph
Precip.
28%

Sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 58.7°F. The highest and lowest sea temperatures during the month were 62.6°F and 55.0°F.

Sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 50.0°F. The highest and lowest sea temperatures during the month were 58.5°F and 43.7°F.

Air temperature in Irkutsk, °F

Precipitation total in Irkutsk, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Irkutsk

Sunniest months:
June 16 days
July 16 days
August 15 days
Warmest months:
July 76.3 °F
June 72.5 °F
August 70.9 °F
Warmest sea temp:
August 59.3 °F
July 54.7 °F
September 54.5 °F
Coldest months:
January 3.1 °F
December 7.4 °F
February 10.3 °F
Rainiest months:
May 3 days
July 3 days
August 3 days
Windiest months:
May 6.9 mph
April 6.3 mph
June 5.7 mph

Irkutsk on a weather map

Irkutsk
+43°F
SE 7 mph
Feels like: +37°F
Precip.: 18%
Places in Russia:
Name
°F
+63°F
+70°F
+50°F
+70°F
+70°F
+50°F
+50°F
+70°F
+70°F
+59°F
+66°F
+48°F
+50°F
+68°F
+57°F
24 Hours Forecast
Irkutsk
Local time: 04:37
September 22, tuesday
0600
43°F
SE
7 mph
0900
43°F
SE
9 mph
1200
45°F
SE
6 mph
1500
52°F
SE
6 mph
1800
48°F
SE
4 mph
2100
50°F
E
2 mph
September 23, wednesday
0000
48°F
NE
2 mph
0300
46°F
E
1 mph
Units of measurement: °C / °F