Monthly Average Rainy days in Oshima

The number of days each month with rain, snow and hail in Oshima (Tokyo Prefecture), Japan.

Most rainy days are in January, February, March, April, May, June, July, August, September and October.
On average, June is the most rainy with 20 days of rain/snow.
On average, December is the driest month with 12 rainy days.
The average annual number of rainy days is 205.

Current rainfall in Oshima

Sat Sep 21

31°C | 27°C

32 km/h

broken clouds and no rain

hourly forecast

Sun Sep 22

30°C | 25°C

40 km/h

9 mm

broken clouds and rain

hourly forecast

Mon Sep 23

26°C | 21°C

29 km/h

1 mm

partly cloudy and slight rain

hourly forecast

5-Day Forecast 10-Day Forecast

Interested in more climate information?

This site provides you with all the information you need about the climate in Oshima.

Our site offers climate and forecast data for every country in the world. Are you going to Japan? On this website you can find historical weather averages for many cities in Japan. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

Travel Inspiration

Chase the autumn leaves in Japan

Japan is one of these cases which turns into a gold, yellow and orange fairy tale starting from September. And we can honestly say: We cannot imagine a more beautiful season to visit Japan.

Go to Hokkaido in Japan

In Hokkaido in Japan you can take breathtaking walks through remote nature reserves with mountains and waterfalls. Something you might want to add to the Bucket list.

Walk the 88 temple circuit

We recommend walking the 88 temple circuit from April til October. Although June, July and August can be a bit wet, hot and humid.

Watch Jigokudani's snow monkeys

The best time to visit the snow monkeys is in winter, especially in the months of November till March. During these winter months the temperature can drop to -7 degrees (32 degrees Fahrenheit).