Okushiri weather by month & the best time to visit
🇯🇵 Japan · seaside town · humid subtropical climate
The best time to visit Okushiri is July — its sunniest month (Sunshine Score 64/100), with September and August close behind. Okushiri averages about 1,502 hours of sunshine a year. Daytime highs around 20°C / 68°F and roughly 124 mm of rain in July.
Jump to: month-by-month table · sea temperature · nearby alternatives · embed this data
- Sun hours / year
- 1,502
- Sunniest month
- July
- Peak score
- 64/100
- Rain / year
- 1,261 mm
- Snow / year
- ≈82 cm
- Midday UV at peak
- 6 (high)
- Sea at warmest
- 24°C / 75°F
- Population
- 2k
- Elevation
- 47 m
When is the best time to visit Okushiri?
For sunshine, the best time to visit Okushiri is July, then September and August. The dullest month is January (0/100, 103 mm of rain). The full month-by-month picture is in the table below.
How sunny is Okushiri?
Okushiri isn't a sunny place by world standards: about 1,502 hours of sunshine a year. 64 Sunshine Score points separate July (64) from January (0), so the month you pick matters. It ranks #72 of 79 destinations in Japan for annual sunshine, below the national median of 1,773 hours. The year's 1,261 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 0 | 2° / 36°F | -1° / 30°F | 103 mm | 1 | 10° / 50°F |
| February | 0 | 2° / 36°F | -1° / 30°F | 83 mm | 1 | 8° / 46°F |
| March | 0 | 4° / 39°F | 2° / 36°F | 70 mm | 2 | 7° / 45°F |
| April | 0 | 8° / 46°F | 6° / 43°F | 74 mm | 4 | 9° / 48°F |
| May | 24 | 12° / 54°F | 10° / 50°F | 86 mm | 5 | 12° / 54°F |
| June | 49 | 16° / 61°F | 15° / 59°F | 78 mm | 5 | 17° / 63°F |
| July | 64 | 20° / 68°F | 19° / 66°F | 124 mm | 6 | 21° / 70°F |
| August | 60 | 23° / 73°F | 22° / 72°F | 151 mm | 6 | 24° / 75°F |
| September | 63 | 21° / 70°F | 20° / 68°F | 131 mm | 5 | 23° / 73°F |
| October | 45 | 16° / 61°F | 14° / 57°F | 110 mm | 3 | 19° / 66°F |
| November | 11 | 10° / 50°F | 7° / 45°F | 126 mm | 1 | 14° / 57°F |
| December | 0 | 4° / 39°F | 1° / 34°F | 125 mm | 1 | 10° / 50°F |
Sea temperature in Okushiri by month
The sea off Okushiri is warmest in August at around 24°C / 75°F, and coolest in March at 7°C / 45°F. The water sits at a comfortable 21°C or warmer roughly 3 months a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
See Okushiri on the interactive sunshine globe →
Nearby places for sunshine
- Hakodate Japan · 120 km · best in Jun · 1,408 h sun/yr
- Aomori Japan · 182 km · best in Jun · 1,430 h sun/yr
- Sapporo Japan · 201 km · best in Jun · 1,696 h sun/yr
- Misawa Japan · 222 km · best in Jun · 1,528 h sun/yr
- Akita Japan · 281 km · best in Jun · 1,394 h sun/yr
- Asahikawa Japan · 303 km · best in Jun · 1,633 h sun/yr
Nearest destinations
- Ōdate Japan · 223 km · 1,428 h sun/yr · best in Jun
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