Osaka weather
At 5:30 AM local time it was clear and 13°C (55°F). Little to no rain in the next 24 hours. Best months for weather: Apr–May, Aug, Oct–Nov. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Osaka, Osaka, Japan.
Current conditions
- Clouds
- 12%
- Chance of rain
- 0%
- Rain
- 0.0 mm/h
Hourly Forecast
Little to no rain in the next 24 hours
Daily Forecast
Best Time to Visit
Peak season Apr–May, Aug, Oct–NovOff season Dec–Feb
About Osaka weather
Is it raining in Osaka right now?
No. It’s clear and 13° right now. Little to no rain in the next 24 hours.
What’s the weather like in Osaka this week?
Over the next 7 days, expect highs of 16–22° and lows of 9–15°. Rain is likely on 4 of 7 days (Monday, Wednesday, Thursday, Friday). The driest day looks like Sunday.
Has it been raining in Osaka lately?
In the past 7 days, Osaka had 3 rainy days and 112.5 mm of rain in total.
What should I pack for Osaka?
For the coming week, bring an umbrella or rain jacket and a warm layer for the evenings.
Osaka weather by month
When is the best time to visit Osaka?
Based on weather alone, the best time to visit Osaka is Apr–May, Aug, Oct–Nov, according to NASA's 2001–2025 climate averages. Dec–Feb tends to be the least pleasant. Average highs run from 6°C (44°F) in January to 30°C (86°F) in August.
What is the rainiest month in Osaka?
September is the wettest month, with about 225 mm (8.9 in) of rain on average. January is the driest, with about 66 mm (2.6 in).
What is the hottest month in Osaka?
August is the warmest, with average highs of 30°C (86°F) and lows of 22°C (71°F). January is the coolest, with highs of 6°C (44°F) and lows of -1°C (30°F).
How warm is the sea in Osaka?
The sea is warmest in August at about 30°C (87°F) and coolest in February at about 9°C (47°F). It is comfortable for swimming (22°C or more) in Jun–Oct.
Osaka weather month by month
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), sea temperature from Open-Meteo Marine, forecast and current conditions from Open-Meteo. Page updated . How we rate months