Ono Weather in September

September in Ono brings high temperatures around 28°C (82°F) during the day, dropping to 20°C (68°F) at night, and as part of the rainy season, heavy rainfall is common.

Rainfall in Ono in September

Ono is in the rainy season in September, with rain on around 18 days and an average of 281 mm (11 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.

Temperature in Ono in September

In September, expect high temperatures in Ono, with highs of 28°C (82°F) and lows of 20°C (68°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. At 20°C (68°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Ono in September

You can expect a moderate amount of sunlight, with approximately 169 hours. Even though this month is part of the wet season, you can still see the sun occasionally.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Ono. Our weather planner can help you explore destinations with more pleasant weather conditions.

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For a detailed overview over the year and the best time to visit Japan, check out our Ono's climate page.

Ono Temperature in September

Min Temperature 20°C (68°F)  

Max Temperature 28°C (82°F)  

Chance of Rain 59%  

Precipitation 281 mm (11 in)  

Rainy days 18 days  

Humidity 74% *  

Sunshine 169 hours *  

Percentage Sunshine *  

* Data from: Hamamatsu, Japan (30 KM, 18 Miles).

What to Wear in Ono in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Ono in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Japan, check out our Ono's climate page.

More climate data for Ono

Temperature Rainfall Sunshine Humidity

See the full Ono climate overview or explore weather in Japan.