Kusatsu Weather in August

In Kusatsu, August brings high daytime temperatures around 28°C (82°F), with nights cooling to 19°C (66°F). This month falls within the rainy season, so expect frequent rainfall.

Rainfall in Kusatsu in August

As part of the rainy season, Kusatsu sees around 21 days of rain in August, with an average of 186 mm (7.3 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.

Temperature in Kusatsu in August

In August, expect high temperatures in Kusatsu, with highs of 28°C (82°F) and lows of 19°C (66°F) at night. August is part of summer. Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 19°C (66°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable. On average, it is the warmest month of the year.

Sunshine in Kusatsu in August

The city usually sees around 206 hours of sunlight, indicating many sunny days despite it being the rainy season.

If you prefer enjoying temperate temperatures and rain-free days, May typically offers 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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For a detailed overview over the year and the best time to visit Japan, check out our Kusatsu's climate page.

Kusatsu Temperature in August

Min Temperature 19°C (66°F)  

Max Temperature 28°C (82°F)  

Chance of Rain 70%  

Precipitation 186 mm (7.3 in)  

Rainy days 21 days  

Humidity 72% *  

Sunshine 206 hours *  

Percentage Sunshine *  

* Data from: Nagano, Japan (34 KM, 21 Miles).

What to Wear in Kusatsu in August

Warm weather calls for comfortable, breathable clothing in August. 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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Kusatsu in August

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

Swimming

8/10

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 Kusatsu's climate page.

More climate data for Kusatsu

Temperature Rainfall Sunshine Humidity

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