Weather in Changwon - 14-day forecast

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

Forecast for the next days in Changwon

today☁️ 29°💧 0.6 mm

Thu🌧️ 30°💧 0.3 mm

Fri☁️ 30°night 25°

Sat☀️ 34°💧 2.5 mm

Sun☁️ 33°💧 0.8 mm

Mon☀️ 34°💧 2 mm

Tue🌧️ 36°💧 0.9 mm

Wed🌧️ 34°💧 2.3 mm

14-day forecast - Changwon

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

Next 16 days · forecast

31°

around 25° at night · days with rain: 6

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 Changwon: the next 16 days are a numerical forecast updated daily - on average 31° 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 Changwon

Wednesday8 July 2026

☁️29°overcast clouds

sunrise 05:17 · sunset 19:43 · night 25° · evening 28° · rain 0.56 mm · humidity 67% · wind 7 m/s · clouds 94%

Thursday9 July 2026

🌧️30°light rain

sunrise 05:18 · sunset 19:43 · night 24° · evening 27° · rain 0.25 mm · humidity 62% · wind 6 m/s · clouds 44%

Friday10 July 2026

☁️30°overcast clouds

sunrise 05:19 · sunset 19:42 · night 25° · evening 30° · humidity 60% · wind 4 m/s · clouds 100%

Saturday11 July 2026

☀️34°clear sky

sunrise 05:19 · sunset 19:42 · night 26° · evening 30° · rain 2.52 mm · humidity 45% · wind 4 m/s · clouds 9%

Sunday12 July 2026

☁️33°overcast clouds

sunrise 05:20 · sunset 19:42 · night 26° · evening 29° · rain 0.75 mm · humidity 50% · wind 4 m/s · clouds 86%

Monday13 July 2026

☀️34°clear sky

sunrise 05:20 · sunset 19:41 · night 27° · evening 32° · rain 2.04 mm · humidity 49% · wind 3 m/s · clouds 3%

Tuesday14 July 2026

🌧️36°light rain

sunrise 05:21 · sunset 19:41 · night 27° · evening 30° · rain 0.93 mm · humidity 48% · wind 3 m/s · clouds 1%

Wednesday15 July 2026

🌧️34°light rain

sunrise 05:22 · sunset 19:41 · night 26° · evening 30° · rain 2.28 mm · humidity 54% · wind 3 m/s · clouds 87%

Thursday16 July 2026

🌧️33°light rain

sunrise 05:22 · sunset 19:40 · night 26° · evening 29° · rain 0.51 mm · humidity 50% · wind 3 m/s · clouds 82%

Friday17 July 2026

🌤️33°a few clouds

sunrise 05:23 · sunset 19:40 · night 26° · evening 29° · rain 0.63 mm · humidity 49% · wind 4 m/s · clouds 14%

Saturday18 July 2026

☁️30°broken clouds

sunrise 05:24 · sunset 19:39 · night 26° · evening 29° · rain 0.51 mm · humidity 59% · wind 3 m/s · clouds 84%

Sunday19 July 2026

☁️32°overcast clouds

sunrise 05:24 · sunset 19:39 · night 25° · evening 29° · rain 57.06 mm · humidity 50% · wind 6 m/s · clouds 97%

Monday20 July 2026

☁️29°overcast clouds

sunrise 05:25 · sunset 19:38 · night 24° · evening 27° · rain 7.41 mm · humidity 53% · wind 6 m/s · clouds 85%

Tuesday21 July 2026

🌧️22°light rain

sunrise 05:26 · sunset 19:37 · night 22° · evening 23° · rain 2.94 mm · humidity 93% · wind 2 m/s · clouds 100%

Wednesday22 July 2026

☁️27°broken clouds

sunrise 05:26 · sunset 19:37 · night 23° · evening 27° · humidity 56% · wind 4 m/s · clouds 75%

Thursday23 July 2026

☁️29°overcast clouds

sunrise 05:27 · sunset 19:36 · night 22° · evening 27° · humidity 45% · wind 6 m/s · clouds 100%

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

Today the UV index in Changwon 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 - Changwon

Water today

25°C

Week avg

26°C

Waves today

0.3 m

How's the water?

warm

16-day sea temperature forecast:

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

Average sea temperature through the year:

Jan 9°CFeb 8°CMar 10°CApr 15°CMay 19°CJun 22°CJul 24°CAug 29°CSep 28°COct 23°CNov 18°CDec 13°C

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

Air quality and smog in Changwon

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).

Changwon weather through the year

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

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

Next long weekend in Changwon: 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

BusanUlsanDaeguPohang

FAQ - Changwon weather

What is the weather like in Changwon today?

Today it is about 29° during the day and 25° at night, overcast clouds.

How far ahead can I check the forecast for Changwon?

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.