Yamaguchi Weather in September

Yamaguchi in September sees high temperatures, with highs around 29°C (84°F) and overnight lows of 20°C (68°F). Rainfall is fairly high at around 187 mm (7.4 in) on average, so pack waterproofs just in case.

Rainfall in Yamaguchi in September

The climate data from previous years indicates about 17 days of rain, averaging 187 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 Yamaguchi in September

Expect highs of 29°C (84°F) in Yamaguchi in September, with nights dropping to around 20°C (68°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights remain mild at 20°C (68°F), making evenings a pleasant time to be outdoors.

Sunshine in Yamaguchi in September

The city usually sees around 157 hours of sunlight, indicating a moderately sunny period.

For Yamaguchi itself, April, May, October and November generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Yamaguchi Temperature in September

Min Temperature 20°C (68°F)  

Max Temperature 29°C (84°F)  

Chance of Rain 58%  

Precipitation 187 mm (7.4 in)  

Rainy days 17 days  

Sunshine 157 hours *  

Percentage Sunshine *  

* Data from: Kitakyushu, Japan (74 KM, 46 Miles).

What to Wear in Yamaguchi 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. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Yamaguchi 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 Yamaguchi's climate page.

More climate data for Yamaguchi

Temperature Rainfall Sunshine

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