Seoul, South Korea 14-Day Forecast
South Korea 🇰🇷
63°
Sunny right now
Today: high 82°, low 61°
Updated just now
Seoul weather for the next 14 days
Thursday, September 17
Overcast High 80° Low 64°Precipitation
9%
· 0.0 in
Max wind
7 mph
Humidity
45%
UV index
6 - Moderate
Sunrise / sunset
06:15 AM / 06:37 PM
Friday, September 18
Sunny High 83° Low 64°Precipitation
5%
· 0.0 in
Max wind
11 mph
Humidity
50%
UV index
6 - High
Sunrise / sunset
06:16 AM / 06:35 PM
Saturday, September 19
Sunny High 83° Low 63°Precipitation
2%
· 0.0 in
Max wind
9 mph
Humidity
53%
UV index
6 - High
Sunrise / sunset
06:17 AM / 06:34 PM
Sunday, September 20
Overcast High 82° Low 63°Precipitation
6%
· 0.0 in
Max wind
6 mph
Humidity
49%
UV index
6 - High
Sunrise / sunset
06:18 AM / 06:32 PM
Monday, September 21
Sunny High 86° Low 66°Precipitation
1%
· 0.0 in
Max wind
4 mph
Humidity
48%
UV index
7 - High
Sunrise / sunset
06:19 AM / 06:31 PM
Tuesday, September 22
Sunny High 84° Low 67°Precipitation
4%
· 0.0 in
Max wind
6 mph
Humidity
42%
UV index
6 - High
Sunrise / sunset
06:20 AM / 06:29 PM
Wednesday, September 23
Sunny High 80° Low 68°Precipitation
5%
· 0.0 in
Max wind
11 mph
Humidity
54%
UV index
7 - High
Sunrise / sunset
06:20 AM / 06:28 PM
Thursday, September 24
Overcast High 81° Low 68°Precipitation
11%
· 0.0 in
Max wind
6 mph
Humidity
63%
UV index
6 - High
Sunrise / sunset
06:21 AM / 06:26 PM
Friday, September 25
Overcast High 82° Low 68°Precipitation
9%
· 0.0 in
Max wind
7 mph
Humidity
59%
UV index
7 - High
Sunrise / sunset
06:22 AM / 06:25 PM
Saturday, September 26
Moderate rain High 73° Low 67°Precipitation
90%
· 2.26 in
Max wind
13 mph
Humidity
86%
UV index
5 - Moderate
Sunrise / sunset
06:23 AM / 06:23 PM
Sunday, September 27
Light rain shower High 73° Low 61°Precipitation
69%
· 0.18 in
Max wind
8 mph
Humidity
71%
UV index
6 - High
Sunrise / sunset
06:24 AM / 06:21 PM
Monday, September 28
Overcast High 68° Low 57°Precipitation
13%
· 0.0 in
Max wind
7 mph
Humidity
62%
UV index
4 - Moderate
Sunrise / sunset
06:25 AM / 06:20 PM
Tuesday, September 29
Overcast High 64° Low 57°Precipitation
85%
· 0.46 in
Max wind
6 mph
Humidity
76%
UV index
4 - Moderate
Sunrise / sunset
06:26 AM / 06:18 PM
Seoul 14-day outlook: the story
The warmest day of Seoul's 14-day outlook is Monday, September 21 with a high near 86°F (30°C); the coolest night comes Tuesday, September 29, dipping to 57°F (14°C). The trend points cooler: week two runs about 8°F below week one. Highs over the next two weeks average 83°F (28°C), about 5°F (3°C) above the typical September high of 78°F (25°C).
Precipitation is most likely on Saturday 26, Sunday 27, Tuesday 29; the wettest day looks like Saturday, September 26 with about 2.26 in (57.4 mm) expected. For the weekend, expect Saturday 83°F (28°C) and sunny / Sunday 82°F (28°C) and overcast.
For typical conditions month by month, see the Seoul climate & average temperatures guide.
Seoul forecast questions
Will it rain in Seoul this week?
The forecast currently shows meaningful precipitation chances on 3 of the next 14 days, peaking around Saturday, September 26.
What will be the warmest day in Seoul over the next 14 days?
Monday, September 21, with a forecast high near 86°F (30°C).
How accurate is a 14-day forecast for Seoul?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Seoul by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 36° | 20° | 3 | 0.7 in | 7.8 h/day | 58% |
| February | 41° | 23° | 4 | 1.0 in | 8.4 h/day | 61% |
| March | 53° | 32° | 6 | 1.6 in | 9.1 h/day | 66% |
| April | 64° | 44° | 7 | 2.5 in | 9.3 h/day | 65% |
| May | 73° | 53° | 8 | 4.2 in | 10.0 h/day | 68% |
| June | 81° | 64° | 10 | 4.7 in | 9.8 h/day | 72% |
| July | 84° | 72° | 18 | 12.2 in | 8.2 h/day | 82% |
| August | 85° | 72° | 16 | 10.2 in | 9.2 h/day | 82% |
| September | 78° | 63° | 9 | 5.2 in | 8.6 h/day | 77% |
| October | 65° | 49° | 6 | 3.0 in | 8.3 h/day | 74% |
| November | 52° | 35° | 7 | 2.3 in | 7.2 h/day | 71% |
| December | 38° | 23° | 4 | 1.0 in | 7.2 h/day | 63% |