Get the monthly weather forecast for Osaka-shi, Osaka, Japan, including daily high/low, historical averages, to help you plan ahead.

May is possibly the most beautiful month in Osaka. It's warm and there are plenty of clear days. Lots of flowers bloom and the new green of spring is lovely.

May weather forecast in Osaka · 1 May. Wednesday. +21°. +15° · 2 May. Thursday. +21°. +16° · 3 May. Friday. +22°. +16° · 4 May. Saturday. +21°. +16° · 5 May.

You can expect daytime temperatures to reach around 25°C, while the nights will see a decline to about 15°C.

May weather in Osaka Japan. Daily high temperatures increase by 7°F, from 71°F to 79°F, rarely falling below 63°F or exceeding 85°F.

The temperatures in Osaka in May are quite cold with temperatures between 46°F and 71°F, warm clothes are a must. You can expect rain for roughly half of ...

May in Osaka. Max. temperature +32.1°C. Min. temperature +4.1°C. Monthly precipitation 100.91mm. Wind speed 28.35m/s.

The weather in Osaka in May is mildly cool and breezy, with average highs of 73°F (23°C) and lows of 55°F (13°C).

Osaka weather in May 2025. Expect 24°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Osaka in May.