Weather in Busan - 14-day forecast

Detailed weather forecast for Busan, South Korea: daytime and night temperature, rain, sunrise and sunset - today and for the next two weeks.

Forecast for the next days in Busan

today🌧️ 27°💧 0.3 mm

Thu🌤️ 28°💧 0.5 mm

Fri☁️ 29°night 25°

Sat🌤️ 31°💧 5 mm

Sun☁️ 31°💧 1 mm

Mon☀️ 31°💧 3.4 mm

Tue🌧️ 33°💧 0.5 mm

Wed🌤️ 32°💧 10.9 mm

14-day forecast - Busan

📅 Busan 30 & 45-day weather - long-range outlook

Next 16 days · forecast

29°

around 25° at night · days with rain: 8

Weeks 3-4 · avg for July

29°

around 23° at night · rain chance 45%

Weeks 5-7 · avg for August

31°

around 24° at night · rain chance 42%

The 30 & 45-day outlook for Busan: the next 16 days are a numerical forecast updated daily - on average 29° by day and 25° at night. Further out we rely on multi-year climate averages: around 29° in July, and about 31° in August. Forecasts beyond two weeks are indicative only.

Day-by-day forecast for Busan

Wednesday8 July 2026

🌧️27°light rain

sunrise 05:16 · sunset 19:41 · night 24° · evening 26° · rain 0.27 mm · humidity 78% · wind 7 m/s · clouds 59%

Thursday9 July 2026

🌤️28°scattered clouds

sunrise 05:16 · sunset 19:41 · night 24° · evening 27° · rain 0.5 mm · humidity 72% · wind 5 m/s · clouds 41%

Friday10 July 2026

☁️29°overcast clouds

sunrise 05:17 · sunset 19:41 · night 25° · evening 28° · humidity 65% · wind 4 m/s · clouds 100%

Saturday11 July 2026

🌤️31°scattered clouds

sunrise 05:18 · sunset 19:40 · night 26° · evening 29° · rain 4.97 mm · humidity 60% · wind 4 m/s · clouds 44%

Sunday12 July 2026

☁️31°broken clouds

sunrise 05:18 · sunset 19:40 · night 27° · evening 29° · rain 0.96 mm · humidity 56% · wind 4 m/s · clouds 81%

Monday13 July 2026

☀️31°clear sky

sunrise 05:19 · sunset 19:40 · night 26° · evening 29° · rain 3.39 mm · humidity 57% · wind 5 m/s · clouds 2%

Tuesday14 July 2026

🌧️33°light rain

sunrise 05:19 · sunset 19:39 · night 26° · evening 29° · rain 0.48 mm · humidity 52% · wind 4 m/s · clouds 37%

Wednesday15 July 2026

🌤️32°scattered clouds

sunrise 05:20 · sunset 19:39 · night 27° · evening 29° · rain 10.92 mm · humidity 54% · wind 3 m/s · clouds 45%

Thursday16 July 2026

☁️31°overcast clouds

sunrise 05:21 · sunset 19:38 · night 27° · evening 29° · rain 3.54 mm · humidity 55% · wind 3 m/s · clouds 99%

Friday17 July 2026

🌤️31°a few clouds

sunrise 05:21 · sunset 19:38 · night 25° · evening 27° · rain 0.33 mm · humidity 55% · wind 5 m/s · clouds 16%

Saturday18 July 2026

☁️29°broken clouds

sunrise 05:22 · sunset 19:37 · night 25° · evening 27° · rain 2.01 mm · humidity 60% · wind 6 m/s · clouds 59%

Sunday19 July 2026

☁️29°overcast clouds

sunrise 05:23 · sunset 19:37 · night 24° · evening 27° · rain 106.56 mm · humidity 56% · wind 8 m/s · clouds 98%

Monday20 July 2026

☁️28°broken clouds

sunrise 05:23 · sunset 19:36 · night 24° · evening 26° · rain 2.52 mm · humidity 57% · wind 8 m/s · clouds 63%

Tuesday21 July 2026

🌧️22°light rain

sunrise 05:24 · sunset 19:36 · night 22° · evening 22° · rain 3.66 mm · humidity 92% · wind 5 m/s · clouds 100%

Wednesday22 July 2026

☁️26°broken clouds

sunrise 05:25 · sunset 19:35 · night 22° · evening 25° · humidity 58% · wind 7 m/s · clouds 53%

Thursday23 July 2026

☁️27°overcast clouds

sunrise 05:25 · sunset 19:34 · night 22° · evening 25° · humidity 53% · wind 7 m/s · clouds 99%

☀️ UV index in Busan - is it safe to sunbathe?

Today the UV index in Busan is 8 (high) - unprotected fair skin can burn in about 25 minutes. SPF 30-50, a hat and sunglasses are a must. Better stay in shade between 11:00 and 15:00.

🌊 Sea temperature - Busan

Water today

24°C

Week avg

25°C

Waves today

0.6 m

How's the water?

warm

16-day sea temperature forecast:

8.07 24°C9.07 25°C10.07 26°C11.07 26°C12.07 26°C13.07 25°C14.07 24°C15.07 23°C16.07 23°C

Average sea temperature through the year:

Jan 13°CFeb 12°CMar 13°CApr 15°CMay 17°CJun 21°CJul 23°CAug 28°CSep 27°COct 23°CNov 18°CDec 14°C

Sea-surface temperature from marine models, updated daily. See also: where the sea is warmest right now.

Air quality and smog in Busan

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Taejŏn	6.2	8.2	very good
Pohang	6.1	8.1	very good
Taegu	6	8.1	very good
Cheongju-si	5.5	6.7	very good
Seul	5	5.5	very good
Inch'ŏn	5	5.5	very good
Ansan-si	3.8	4.4	very good

Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-07-08, 10:00).

Busan weather through the year

Warmest, driest months on average: April, May, June, July.

🎉 Public holidays in Busan - when are the long weekends?

Next long weekend in Busan: Constitution Day (17 July, Friday) - Friday–Sunday (3 days off).

17 JulyFriday

Constitution Day

🎈 long weekend

17 AugustMonday

Liberation Day

🎈 long weekend

24 SeptemberThursday

Chuseok

🎈 long weekend + bridge day

25 SeptemberFriday

Chuseok

🎈 long weekend

26 SeptemberSaturday

Chuseok

falls on a weekend

5 OctoberMonday

National Foundation Day

🎈 long weekend

9 OctoberFriday

Hangul Day

🎈 long weekend

25 DecemberFriday

Christmas Day

🎈 long weekend

1 JanuaryFriday 2027

New Year's Day

🎈 long weekend

6 FebruarySaturday 2027

Lunar New Year

falls on a weekend

8 FebruaryMonday 2027

Lunar New Year

🎈 long weekend

9 FebruaryTuesday 2027

Lunar New Year

🎈 long weekend + bridge day

Public holidays (statutory days off) - shops, offices and some attractions may be closed. A "bridge day" is a workday between a holiday and the weekend worth taking as leave.

Nearby places

ChangwonUlsanDaeguPohang

FAQ - Busan weather

What is the weather like in Busan today?

Today it is about 27° during the day and 24° at night, light rain.

How far ahead can I check the forecast for Busan?

This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.