Oshima Weather in September
September in Oshima typically sees daytime highs of 27°C (81°F) and nighttime lows of 23°C (73°F). Rainfall is also possible this month, so it's worth packing an umbrella. It falls within the summer season.
Rainfall in Oshima in September
This month experiences about 20 days of rain according to historical data, averaging 244 mm (9.6 in). This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Oshima in September
Daytime temperatures in Oshima reach 27°C (81°F) in September, dropping to 23°C (73°F) at night. During September, you'll experience the summer season. Overall, the month follows a fairly predictable daily temperature pattern. With overnight lows of 23°C (73°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.If your ideal day consists of dry skies and pleasant temperatures, August typically offers the best circumstances for Oshima.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Oshima's climate page.
Oshima Temperature in September
Min Temperature
23°C (73°F)
Max Temperature
27°C (81°F)
Chance of Rain
65%
Precipitation
244 mm (9.6 in)
Rainy days
20 days
Best Places in Japan in September
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Oshima in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!What To Do in Oshima in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Oshima's climate page.
See the full Oshima climate overview or explore weather in Japan.
