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Best time to visit Irkutsk

Monthly weather scores combine temperatures, sunshine, rain, and comfort signals to highlight when Irkutskis at its most inviting, and when the weather is least cooperative.

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Best overall month

August

Overall score 48.3%

High
72.0°F
Low
53.4°F
Sun
6.6h
Rain
0.1in
Rain days
41.0%
Humidity
74.0%
Wind
7.7mph
Day length
14.6h
Sun percent
45.1%
Month to omit

December

Overall score 20.0%

High
10.8°F
Low
-4.2°F
Sun
1.1h
Rain
0.0in
Rain days
18.0%
Humidity
90.5%
Wind
6.0mph
Day length
7.8h
Sun percent
14.1%

Overall travel weather

A simple average of the Heat Seeker, Mild Moderate, and Sun And Dry scores.

The tables below rank months by score. Each month includes the long-term weather inputs behind the score: daytime and nighttime temperature, sunshine, rain, rainy-day share, humidity, wind, day length, and the score components for this travel style.

Monthly score trend

This chart shows how the score changes through the year, so the top and omitted months below have context.

Top months to visit

Higher scores mean months that better match this travel style.

1. August

Score 48.3%

#1
High
72.0°F
Low
53.4°F
Sun
6.6h
Rain
0.1in
Rain days
41.0%
Humidity
74.0%
Wind
7.7mph
Day length
14.6h
Sun percent
45.1%
Heat score
31.0%
Mild score
69.0%
Dry score
45.0%

2. June

Score 47.0%

#2
High
74.5°F
Low
51.4°F
Sun
8.1h
Rain
0.1in
Rain days
36.0%
Humidity
64.1%
Wind
9.0mph
Day length
16.7h
Sun percent
48.5%
Heat score
38.0%
Mild score
55.0%
Dry score
48.0%

3. July

Score 45.0%

#3
High
76.8°F
Low
56.1°F
Sun
7.7h
Rain
0.1in
Rain days
38.0%
Humidity
70.5%
Wind
8.1mph
Day length
16.2h
Sun percent
47.4%
Heat score
42.0%
Mild score
44.0%
Dry score
49.0%

Top months to omit

Lower scores mean months where the weather is least aligned with this travel style.

1. December

Score 20.0%

#1
High
10.8°F
Low
-4.2°F
Sun
1.1h
Rain
0.0in
Rain days
18.0%
Humidity
90.5%
Wind
6.0mph
Day length
7.8h
Sun percent
14.1%
Heat score
13.0%
Mild score
14.0%
Dry score
33.0%

2. January

Score 21.3%

#2
High
9.0°F
Low
-9.2°F
Sun
1.3h
Rain
0.0in
Rain days
16.0%
Humidity
92.0%
Wind
5.9mph
Day length
8.3h
Sun percent
15.6%
Heat score
14.0%
Mild score
15.0%
Dry score
35.0%

3. March

Score 21.7%

#3
High
31.8°F
Low
11.7°F
Sun
2.8h
Rain
0.0in
Rain days
19.0%
Humidity
85.5%
Wind
7.8mph
Day length
11.9h
Sun percent
23.5%
Heat score
15.0%
Mild score
15.0%
Dry score
35.0%

Heat Seeker

Heat Seeker Score is a composite score designed for those who crave hot, sunny weather with minimal rainfall. It prioritizes high temperatures and abundant sunshine.

The tables below rank months by score. Each month includes the long-term weather inputs behind the score: daytime and nighttime temperature, sunshine, rain, rainy-day share, humidity, wind, day length, and the score components for this travel style.

Monthly score trend

This chart shows how the score changes through the year, so the top and omitted months below have context.

Top months to visit

Higher scores mean months that better match this travel style.

1. July

Score 42.0%

#1
High
76.8°F
Low
56.1°F
Sun
7.7h
Rain
0.1in
Rain days
38.0%
Humidity
70.5%
Wind
8.1mph
Day length
16.2h
Sun percent
47.4%
Heat high
33.0%
Heat low
100.0%
Heat sun
47.0%
Heat rain
24.0%

2. June

Score 38.0%

#2
High
74.5°F
Low
51.4°F
Sun
8.1h
Rain
0.1in
Rain days
36.0%
Humidity
64.1%
Wind
9.0mph
Day length
16.7h
Sun percent
48.5%
Heat high
24.0%
Heat low
100.0%
Heat sun
49.0%
Heat rain
28.0%

3. August

Score 31.0%

#3
High
72.0°F
Low
53.4°F
Sun
6.6h
Rain
0.1in
Rain days
41.0%
Humidity
74.0%
Wind
7.7mph
Day length
14.6h
Sun percent
45.1%
Heat high
15.0%
Heat low
100.0%
Heat sun
45.0%
Heat rain
18.0%

Top months to omit

Lower scores mean months where the weather is least aligned with this travel style.

1. December

Score 13.0%

#1
High
10.8°F
Low
-4.2°F
Sun
1.1h
Rain
0.0in
Rain days
18.0%
Humidity
90.5%
Wind
6.0mph
Day length
7.8h
Sun percent
14.1%
Heat high
0.0%
Heat low
0.0%
Heat sun
14.0%
Heat rain
64.0%

2. January

Score 14.0%

#2
High
9.0°F
Low
-9.2°F
Sun
1.3h
Rain
0.0in
Rain days
16.0%
Humidity
92.0%
Wind
5.9mph
Day length
8.3h
Sun percent
15.6%
Heat high
0.0%
Heat low
0.0%
Heat sun
16.0%
Heat rain
68.0%

3. March

Score 15.0%

#3
High
31.8°F
Low
11.7°F
Sun
2.8h
Rain
0.0in
Rain days
19.0%
Humidity
85.5%
Wind
7.8mph
Day length
11.9h
Sun percent
23.5%
Heat high
0.0%
Heat low
0.0%
Heat sun
24.0%
Heat rain
62.0%

Mild Moderate

Mild Moderate Score is designed for those who prefer comfortable, temperate weather conditions. It favors moderate temperatures and balanced weather patterns.

The tables below rank months by score. Each month includes the long-term weather inputs behind the score: daytime and nighttime temperature, sunshine, rain, rainy-day share, humidity, wind, day length, and the score components for this travel style.

Monthly score trend

This chart shows how the score changes through the year, so the top and omitted months below have context.

Top months to visit

Higher scores mean months that better match this travel style.

1. August

Score 69.0%

#1
High
72.0°F
Low
53.4°F
Sun
6.6h
Rain
0.1in
Rain days
41.0%
Humidity
74.0%
Wind
7.7mph
Day length
14.6h
Sun percent
45.1%
Mild high
63.0%
Mild low
98.0%
Mild sun
50.0%
Mild rain
42.0%

2. June

Score 55.0%

#2
High
74.5°F
Low
51.4°F
Sun
8.1h
Rain
0.1in
Rain days
36.0%
Humidity
64.1%
Wind
9.0mph
Day length
16.7h
Sun percent
48.5%
Mild high
40.0%
Mild low
76.0%
Mild sun
57.0%
Mild rain
53.0%

3. July

Score 44.0%

#3
High
76.8°F
Low
56.1°F
Sun
7.7h
Rain
0.1in
Rain days
38.0%
Humidity
70.5%
Wind
8.1mph
Day length
16.2h
Sun percent
47.4%
Mild high
18.0%
Mild low
72.0%
Mild sun
55.0%
Mild rain
49.0%

Top months to omit

Lower scores mean months where the weather is least aligned with this travel style.

1. December

Score 14.0%

#1
High
10.8°F
Low
-4.2°F
Sun
1.1h
Rain
0.0in
Rain days
18.0%
Humidity
90.5%
Wind
6.0mph
Day length
7.8h
Sun percent
14.1%
Mild high
0.0%
Mild low
0.0%
Mild sun
0.0%
Mild rain
93.0%

2. January

Score 15.0%

#2
High
9.0°F
Low
-9.2°F
Sun
1.3h
Rain
0.0in
Rain days
16.0%
Humidity
92.0%
Wind
5.9mph
Day length
8.3h
Sun percent
15.6%
Mild high
0.0%
Mild low
0.0%
Mild sun
0.0%
Mild rain
98.0%

3. February

Score 15.0%

#3
High
15.4°F
Low
-5.8°F
Sun
1.6h
Rain
0.0in
Rain days
11.0%
Humidity
90.7%
Wind
6.3mph
Day length
9.9h
Sun percent
16.1%
Mild high
0.0%
Mild low
0.0%
Mild sun
0.0%
Mild rain
100.0%

Sun And Dry

Sun And Dry Score maximizes sun exposure and minimizes all forms of precipitation. Temperature is secondary, preferring mild-to-warm conditions.

The tables below rank months by score. Each month includes the long-term weather inputs behind the score: daytime and nighttime temperature, sunshine, rain, rainy-day share, humidity, wind, day length, and the score components for this travel style.

Monthly score trend

This chart shows how the score changes through the year, so the top and omitted months below have context.

Top months to visit

Higher scores mean months that better match this travel style.

1. July

Score 49.0%

#1
High
76.8°F
Low
56.1°F
Sun
7.7h
Rain
0.1in
Rain days
38.0%
Humidity
70.5%
Wind
8.1mph
Day length
16.2h
Sun percent
47.4%
Dry sun
47.0%
Dry days
0.0%
Dry rain
100.0%
Dry comfort
66.0%

2. June

Score 48.0%

#2
High
74.5°F
Low
51.4°F
Sun
8.1h
Rain
0.1in
Rain days
36.0%
Humidity
64.1%
Wind
9.0mph
Day length
16.7h
Sun percent
48.5%
Dry sun
49.0%
Dry days
0.0%
Dry rain
100.0%
Dry comfort
57.0%

3. August

Score 45.0%

#3
High
72.0°F
Low
53.4°F
Sun
6.6h
Rain
0.1in
Rain days
41.0%
Humidity
74.0%
Wind
7.7mph
Day length
14.6h
Sun percent
45.1%
Dry sun
45.0%
Dry days
0.0%
Dry rain
100.0%
Dry comfort
48.0%

Top months to omit

Lower scores mean months where the weather is least aligned with this travel style.

1. December

Score 33.0%

#1
High
10.8°F
Low
-4.2°F
Sun
1.1h
Rain
0.0in
Rain days
18.0%
Humidity
90.5%
Wind
6.0mph
Day length
7.8h
Sun percent
14.1%
Dry sun
14.0%
Dry days
28.0%
Dry rain
100.0%
Dry comfort
0.0%

2. January

Score 35.0%

#2
High
9.0°F
Low
-9.2°F
Sun
1.3h
Rain
0.0in
Rain days
16.0%
Humidity
92.0%
Wind
5.9mph
Day length
8.3h
Sun percent
15.6%
Dry sun
16.0%
Dry days
36.0%
Dry rain
100.0%
Dry comfort
0.0%

3. March

Score 35.0%

#3
High
31.8°F
Low
11.7°F
Sun
2.8h
Rain
0.0in
Rain days
19.0%
Humidity
85.5%
Wind
7.8mph
Day length
11.9h
Sun percent
23.5%
Dry sun
24.0%
Dry days
24.0%
Dry rain
100.0%
Dry comfort
0.0%
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