Ogasawara Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Ogasawara.
Climate overview of Ogasawara
Ogasawara, Japan, experiences moderate temperature changes through the seasons. August is the warmest month with daytime highs of 29°C (84°F), while February is the coolest at 21°C (70°F).
With around 1317 mm (52 in) of annual rainfall, Ogasawara has a notably wet climate. The wettest month is May.
Ogasawara Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ogasawara — and find the best time to visit.
Monthly Temperature in Ogasawara
The weather in Ogasawara changes moderately throughout the year, offering enough variation to appreciate each season. Average daytime temperatures reach a comfortable 29°C (84°F) in August. In February, the coolest month of the year, temperatures drop to a pleasant 21°C (70°F).
At night, temperatures range from around 27°C (81°F) in August to 17°C (63°F) in February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Ogasawara
Ogasawara has a relatively rainy climate with high precipitation levels, averaging 1317 mm (52 in) of rainfall annually. Ogasawara can be quite wet during May, receiving approximately 168 mm (6.6 in) of precipitation over 18 rainy days.
In contrast, during the driest month (February), you will experience much drier conditions, with 59 mm (2.3 in) of precipitation spread across 18 rainy days days. For more details, please visit our Ogasawara Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Ogasawara
Rainfall during this time ranges from 59 mm (2.3 in) in February to 111 mm (4.4 in) in December. This means you can expect a mix of sunny days and occasional showers.
The rainy season falls during May, bringing heavy precipitation. Planning your next adventure but unsure where to go? Our climate tool suggests perfect locations tailored to your preferred weather conditions. Discover your ideal travel destination with our weather planner.
Frequently asked questions about the climate in Ogasawara
What is the best time to visit Ogasawara?
January, February, March and July typically offer the most optimal weather in Ogasawara. In contrast, April, May, June, August, September, October, November and December tend to have less optimal conditions.
What temperatures can I expect in Ogasawara?
Daytime highs range from 21°C (70°F) in February to 29°C (84°F) in August. Nighttime lows range from 17°C (63°F) to 27°C (81°F).
How much rain does Ogasawara get?
Annual rainfall is around 1317 mm (52 in). May is the wettest month with 168 mm (6.6 in), while February is the driest with 59 mm (2.3 in).
Ogasawara 3-Day Forecast
Ogasawara 3-Day Forecast
Ogasawara on the map
Ogasawara is highlighted — select any city to see its climate.
Popular this month
Where to go in July — average daytime high across popular destinations.
Osaka
32°C (90°F) Tokyo30°C (86°F) Naha
30°C (86°F) Kyoto31°C (88°F) Hakone28°C (82°F) Hakuba26°C (79°F) Sapporo24°C (75°F) Niseko24°C (75°F) 
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