Onna Weather in August
August in Onna brings very high temperatures, with highs of 30°C (86°F) and nights dropping to 27°C (81°F). Rainfall is on the higher side this month, averaging around 189 mm (7.4 in), so keep a rain jacket handy.
Rainfall in Onna in August
Typically around 22 days of rainfall are expected, averaging 189 mm (7.4 in) for the month. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.
Temperature in Onna in August
In August, Onna sees very high temperatures, with highs of 30°C (86°F). Nights drop to around 27°C (81°F). It's usually most comfortable outside during the morning and later in the day. Nights remain warm at around 27°C (81°F). For a more comfortable sleep, a cold shower before bed and a fan or air conditioning can make a big difference. On average, this month sees the highest temperatures of the year. Worth packing a few lighter outfits.
Sunshine in Onna in August
The month enjoys around 220 hours of sunshine, creating mostly sunny days with good weather conditions.August in Onna can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
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 Onna's climate page.
Onna Temperature in August
Min Temperature
27°C (81°F)
Max Temperature
30°C (86°F)
Chance of Rain
74%
Precipitation
189 mm (7.4 in)
Rainy days
22 days
Humidity
78% *
Sunshine
220 hours *
Percentage Sunshine
*
Best Places in Japan in August
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in August →
perfect weather
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tolerable
unpleasant
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What to Wear in Onna in August
Warm temperatures in August 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! Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Onna in August
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 Onna's climate page.
Temperature Rainfall Sunshine Humidity
See the full Onna climate overview or explore weather in Japan.
