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Best time to visit Seoul

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

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Best overall month

October

Overall score 58.0%

High
67.8°F
Low
54.5°F
Sun
6.2h
Rain
0.1in
Rain days
21.0%
Humidity
52.5%
Wind
8.4mph
Day length
11.2h
Sun percent
55.2%
Month to omit

July

Overall score 34.3%

High
86.5°F
Low
73.9°F
Sun
4.2h
Rain
0.4in
Rain days
53.0%
Humidity
69.9%
Wind
9.1mph
Day length
14.5h
Sun percent
29.0%

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. October

Score 58.0%

#1
High
67.8°F
Low
54.5°F
Sun
6.2h
Rain
0.1in
Rain days
21.0%
Humidity
52.5%
Wind
8.4mph
Day length
11.2h
Sun percent
55.2%
Heat score
33.0%
Mild score
90.0%
Dry score
51.0%

2. May

Score 52.0%

#2
High
73.6°F
Low
56.3°F
Sun
8.2h
Rain
0.2in
Rain days
25.0%
Humidity
54.5%
Wind
10.9mph
Day length
14.2h
Sun percent
57.8%
Heat score
42.0%
Mild score
63.0%
Dry score
51.0%

3. April

Score 50.3%

#3
High
64.6°F
Low
48.4°F
Sun
7.8h
Rain
0.1in
Rain days
20.0%
Humidity
47.0%
Wind
11.2mph
Day length
13.2h
Sun percent
59.2%
Heat score
34.0%
Mild score
65.0%
Dry score
52.0%

Top months to omit

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

1. July

Score 34.3%

#1
High
86.5°F
Low
73.9°F
Sun
4.2h
Rain
0.4in
Rain days
53.0%
Humidity
69.9%
Wind
9.1mph
Day length
14.5h
Sun percent
29.0%
Heat score
52.0%
Mild score
5.0%
Dry score
46.0%

2. December

Score 34.7%

#2
High
37.9°F
Low
27.0°F
Sun
5.3h
Rain
0.0in
Rain days
14.0%
Humidity
51.9%
Wind
8.8mph
Day length
9.6h
Sun percent
55.0%
Heat score
25.0%
Mild score
26.0%
Dry score
53.0%

3. March

Score 35.3%

#3
High
53.8°F
Low
38.7°F
Sun
6.7h
Rain
0.1in
Rain days
17.0%
Humidity
47.7%
Wind
10.1mph
Day length
12.0h
Sun percent
56.0%
Heat score
31.0%
Mild score
25.0%
Dry score
50.0%

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. June

Score 55.0%

#1
High
82.0°F
Low
66.2°F
Sun
7.7h
Rain
0.2in
Rain days
29.0%
Humidity
60.1%
Wind
9.8mph
Day length
14.7h
Sun percent
52.3%
Heat high
52.0%
Heat low
100.0%
Heat sun
52.0%
Heat rain
42.0%

2. August

Score 53.0%

#2
High
86.9°F
Low
74.8°F
Sun
4.2h
Rain
0.4in
Rain days
52.0%
Humidity
68.3%
Wind
8.8mph
Day length
13.6h
Sun percent
30.9%
Heat high
70.0%
Heat low
100.0%
Heat sun
31.0%
Heat rain
0.0%

3. July

Score 52.0%

#3
High
86.5°F
Low
73.9°F
Sun
4.2h
Rain
0.4in
Rain days
53.0%
Humidity
69.9%
Wind
9.1mph
Day length
14.5h
Sun percent
29.0%
Heat high
69.0%
Heat low
100.0%
Heat sun
29.0%
Heat rain
0.0%

Top months to omit

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

1. December

Score 25.0%

#1
High
37.9°F
Low
27.0°F
Sun
5.3h
Rain
0.0in
Rain days
14.0%
Humidity
51.9%
Wind
8.8mph
Day length
9.6h
Sun percent
55.0%
Heat high
0.0%
Heat low
0.0%
Heat sun
55.0%
Heat rain
72.0%

2. January

Score 26.0%

#2
High
35.1°F
Low
23.9°F
Sun
5.8h
Rain
0.0in
Rain days
11.0%
Humidity
48.8%
Wind
8.5mph
Day length
9.9h
Sun percent
58.6%
Heat high
0.0%
Heat low
0.0%
Heat sun
59.0%
Heat rain
78.0%

3. February

Score 26.0%

#3
High
41.0°F
Low
28.0°F
Sun
6.4h
Rain
0.0in
Rain days
13.0%
Humidity
49.8%
Wind
9.3mph
Day length
10.8h
Sun percent
59.1%
Heat high
0.0%
Heat low
0.0%
Heat sun
59.0%
Heat rain
74.0%

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. October

Score 90.0%

#1
High
67.8°F
Low
54.5°F
Sun
6.2h
Rain
0.1in
Rain days
21.0%
Humidity
52.5%
Wind
8.4mph
Day length
11.2h
Sun percent
55.2%
Mild high
98.0%
Mild low
90.0%
Mild sun
70.0%
Mild rain
87.0%

2. April

Score 65.0%

#2
High
64.6°F
Low
48.4°F
Sun
7.8h
Rain
0.1in
Rain days
20.0%
Humidity
47.0%
Wind
11.2mph
Day length
13.2h
Sun percent
59.2%
Mild high
68.0%
Mild low
42.0%
Mild sun
78.0%
Mild rain
89.0%

3. May

Score 63.0%

#3
High
73.6°F
Low
56.3°F
Sun
8.2h
Rain
0.2in
Rain days
25.0%
Humidity
54.5%
Wind
10.9mph
Day length
14.2h
Sun percent
57.8%
Mild high
48.0%
Mild low
70.0%
Mild sun
76.0%
Mild rain
78.0%

Top months to omit

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

1. July

Score 5.0%

#1
High
86.5°F
Low
73.9°F
Sun
4.2h
Rain
0.4in
Rain days
53.0%
Humidity
69.9%
Wind
9.1mph
Day length
14.5h
Sun percent
29.0%
Mild high
0.0%
Mild low
0.0%
Mild sun
18.0%
Mild rain
16.0%

2. August

Score 6.0%

#2
High
86.9°F
Low
74.8°F
Sun
4.2h
Rain
0.4in
Rain days
52.0%
Humidity
68.3%
Wind
8.8mph
Day length
13.6h
Sun percent
30.9%
Mild high
0.0%
Mild low
0.0%
Mild sun
22.0%
Mild rain
18.0%

3. September

Score 17.0%

#3
High
80.1°F
Low
66.6°F
Sun
5.7h
Rain
0.2in
Rain days
31.0%
Humidity
61.2%
Wind
8.2mph
Day length
12.4h
Sun percent
45.9%
Mild high
0.0%
Mild low
0.0%
Mild sun
52.0%
Mild rain
64.0%

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. January

Score 57.0%

#1
High
35.1°F
Low
23.9°F
Sun
5.8h
Rain
0.0in
Rain days
11.0%
Humidity
48.8%
Wind
8.5mph
Day length
9.9h
Sun percent
58.6%
Dry sun
59.0%
Dry days
56.0%
Dry rain
100.0%
Dry comfort
0.0%

2. February

Score 56.0%

#2
High
41.0°F
Low
28.0°F
Sun
6.4h
Rain
0.0in
Rain days
13.0%
Humidity
49.8%
Wind
9.3mph
Day length
10.8h
Sun percent
59.1%
Dry sun
59.0%
Dry days
48.0%
Dry rain
100.0%
Dry comfort
0.0%

3. June

Score 54.0%

#3
High
82.0°F
Low
66.2°F
Sun
7.7h
Rain
0.2in
Rain days
29.0%
Humidity
60.1%
Wind
9.8mph
Day length
14.7h
Sun percent
52.3%
Dry sun
52.0%
Dry days
0.0%
Dry rain
100.0%
Dry comfort
85.0%

Top months to omit

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

1. July

Score 46.0%

#1
High
86.5°F
Low
73.9°F
Sun
4.2h
Rain
0.4in
Rain days
53.0%
Humidity
69.9%
Wind
9.1mph
Day length
14.5h
Sun percent
29.0%
Dry sun
29.0%
Dry days
0.0%
Dry rain
99.0%
Dry comfort
100.0%

2. August

Score 47.0%

#2
High
86.9°F
Low
74.8°F
Sun
4.2h
Rain
0.4in
Rain days
52.0%
Humidity
68.3%
Wind
8.8mph
Day length
13.6h
Sun percent
30.9%
Dry sun
31.0%
Dry days
0.0%
Dry rain
99.0%
Dry comfort
100.0%

3. March

Score 50.0%

#3
High
53.8°F
Low
38.7°F
Sun
6.7h
Rain
0.1in
Rain days
17.0%
Humidity
47.7%
Wind
10.1mph
Day length
12.0h
Sun percent
56.0%
Dry sun
56.0%
Dry days
32.0%
Dry rain
100.0%
Dry comfort
0.0%
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