Weather in Osaka - 14-day forecast

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

Forecast for the next days in Osaka

today🌧️ 30°💧 0.3 mm

Thu🌤️ 32°💧 0.2 mm

Fri☀️ 31°💧 1.1 mm

Sat☁️ 31°💧 41.3 mm

Sun☁️ 31°💧 0.5 mm

Mon🌧️ 29°💧 5.7 mm

Tue🌧️ 31°💧 1.6 mm

Wed🌤️ 31°💧 1.1 mm

14-day forecast - Osaka

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

Next 16 days · forecast

31°

around 26° at night · days with rain: 6

Weeks 3-4 · avg for July

32°

around 25° at night · rain chance 46%

Weeks 5-7 · avg for August

34°

around 25° at night · rain chance 45%

The 30 & 45-day outlook for Osaka: the next 16 days are a numerical forecast updated daily - on average 31° by day and 26° at night. Further out we rely on multi-year climate averages: around 32° in July, and about 34° in August. Forecasts beyond two weeks are indicative only.

Day-by-day forecast for Osaka

Wednesday8 July 2026

🌧️30°light rain

sunrise 04:51 · sunset 19:14 · night 27° · evening 28° · rain 0.29 mm · humidity 64% · wind 5 m/s · clouds 99%

Thursday9 July 2026

🌤️32°scattered clouds

sunrise 04:52 · sunset 19:14 · night 27° · evening 28° · rain 0.15 mm · humidity 62% · wind 5 m/s · clouds 48%

Friday10 July 2026

☀️31°clear sky

sunrise 04:53 · sunset 19:14 · night 26° · evening 28° · rain 1.05 mm · humidity 50% · wind 6 m/s · clouds 1%

Saturday11 July 2026

☁️31°overcast clouds

sunrise 04:53 · sunset 19:13 · night 26° · evening 27° · rain 41.31 mm · humidity 54% · wind 5 m/s · clouds 100%

Sunday12 July 2026

☁️31°overcast clouds

sunrise 04:54 · sunset 19:13 · night 27° · evening 28° · rain 0.54 mm · humidity 50% · wind 5 m/s · clouds 100%

Monday13 July 2026

🌧️29°light rain

sunrise 04:54 · sunset 19:13 · night 26° · evening 27° · rain 5.65 mm · humidity 65% · wind 3 m/s · clouds 100%

Tuesday14 July 2026

🌧️31°light rain

sunrise 04:55 · sunset 19:12 · night 27° · evening 28° · rain 1.56 mm · humidity 51% · wind 6 m/s · clouds 44%

Wednesday15 July 2026

🌤️31°a few clouds

sunrise 04:56 · sunset 19:12 · night 27° · evening 29° · rain 1.11 mm · humidity 57% · wind 5 m/s · clouds 21%

Thursday16 July 2026

☀️33°clear sky

sunrise 04:56 · sunset 19:11 · night 27° · evening 30° · rain 0.84 mm · humidity 48% · wind 5 m/s · clouds 3%

Friday17 July 2026

🌧️34°light rain

sunrise 04:57 · sunset 19:11 · night 29° · evening 32° · rain 0.27 mm · humidity 50% · wind 4 m/s · clouds 76%

Saturday18 July 2026

🌧️34°light rain

sunrise 04:57 · sunset 19:10 · night 29° · evening 31° · rain 0.24 mm · humidity 41% · wind 3 m/s · clouds 10%

Sunday19 July 2026

🌤️33°scattered clouds

sunrise 04:58 · sunset 19:10 · night 27° · evening 28° · rain 87.84 mm · humidity 46% · wind 6 m/s · clouds 32%

Monday20 July 2026

🌧️30°light rain

sunrise 04:59 · sunset 19:09 · night 26° · evening 28° · rain 0.45 mm · humidity 57% · wind 6 m/s · clouds 100%

Tuesday21 July 2026

🌧️28°light rain

sunrise 04:59 · sunset 19:09 · night 25° · evening 25° · rain 0.45 mm · humidity 60% · wind 3 m/s · clouds 100%

Wednesday22 July 2026

🌤️30°scattered clouds

sunrise 05:00 · sunset 19:08 · night 24° · evening 26° · humidity 42% · wind 7 m/s · clouds 48%

Thursday23 July 2026

☁️30°broken clouds

sunrise 05:01 · sunset 19:08 · night 24° · evening 27° · humidity 43% · wind 7 m/s · clouds 66%

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

Today the UV index in Osaka is 8 (very high) - unprotected fair skin can burn in about 25 minutes. SPF 50, long sleeves and shade between 10:00 and 16:00.

🌊 Sea temperature - Osaka

Water today

26°C

Week avg

27°C

Waves today

0.2 m

How's the water?

warm

16-day sea temperature forecast:

8.07 26°C9.07 26°C10.07 27°C11.07 27°C12.07 27°C13.07 27°C14.07 27°C15.07 28°C16.07 28°C

Average sea temperature through the year:

Jan 9°CFeb 8°CMar 11°CApr 15°CMay 20°CJun 24°CJul 29°CAug 30°CSep 29°COct 24°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 Osaka

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Kōbe Shi	24.8	30.2	good
Yokohama	18.9	22.9	good
Osaka City	18.5	23.4	good
Sagamihara-shi	17.8	22.9	good
Nagoya	14.7	20.2	good
Saitama-shi	13.8	18.6	good
Kioto	13.3	17.5	good
Kitakyushu City	12.7	16.2	very good
Okayama Shi	11.5	15.4	very good
Chiba	11	14.8	very good
Fukuoka City	9.7	10.8	very good
Hiroshima City	9.4	12.5	very good
Sendai	9.1	12.8	very good
Kumamoto Shi	6.7	7.2	very good

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

Osaka weather through the year

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

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

Next long weekend in Osaka: Marine Day (20 July, Monday) - Saturday–Monday (3 days off).

20 JulyMonday

Marine Day

🎈 long weekend

11 AugustTuesday

Mountain Day

🎈 long weekend + bridge day

21 SeptemberMonday

Respect for the Aged Day

🎈 long weekend

23 SeptemberWednesday

Autumnal Equinox Day

12 OctoberMonday

Sports Day

🎈 long weekend

3 NovemberTuesday

Culture Day

🎈 long weekend + bridge day

23 NovemberMonday

Labour Thanksgiving Day

🎈 long weekend

1 JanuaryFriday 2027

New Year's Day

🎈 long weekend

11 JanuaryMonday 2027

Coming of Age Day

🎈 long weekend

11 FebruaryThursday 2027

Foundation Day

🎈 long weekend + bridge day

23 FebruaryTuesday 2027

The Emperor's Birthday

🎈 long weekend + bridge day

21 MarchSunday 2027

Vernal Equinox Day

falls on a weekend

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

KyotoNagoyashiTakayamaShizuokashiHiroshima

FAQ - Osaka weather

What is the weather like in Osaka today?

Today it is about 30° during the day and 27° at night, light rain.

How far ahead can I check the forecast for Osaka?

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.