Okushiri Island

How to get there

When to go

Best months: July, August, September

Month Avg high Avg low Rainfall
January -2° 140 mm
February -2° 109 mm
March 80 mm
April 77 mm
May 12° 10° 103 mm
June 16° 14° 120 mm
July 21° 19° 126 mm
August 23° 21° 147 mm
September 21° 19° 135 mm
October 15° 13° 126 mm
November 129 mm
December -1° 158 mm

Averages for 2015-2024 from the ERA5 reanalysis. Highlighted months have an average high between 18 and 30 degrees and under 80 mm of rain.

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