Osaka Weather & Climate: Best Time to Visit

In Osaka, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a very warm 34°C (93°F) in August, the warmest time of the year, to a chilly 10°C (50°F) during cooler months like January.

At night, you can expect temperatures ranging from 25°C (77°F) in August to around 2°C (36°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Osaka experiences significant rain/snowfall throughout the year, averaging 1507 mm (59 in) of precipitation annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, June it receives heavy rainfall, averaging 207 mm (8.1 in) of precipitation, recorded across 18 rainy days. In contrast, the driest month January brings less rainfall, with 64 mm (2.5 in) over 18 rainy days. For more details, please visit our Osaka Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

While the amount of sunshine in Osaka varies throughout the year, all seasons offer their own charm. Enjoy up to 7.4 hours of daily sun in August, and experience slightly darker atmosphere in February, with about 4.7 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Osaka.

The city experiences its highest humidity in July, reaching 70%. In March, the humidity drops to its lowest level at 59%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year