Best time to visit Kusatsu

Q: When is the best time to visit Kusatsu?

The best time to visit Kusatsu is August based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Q: Which is the hottest month in Kusatsu?

The hottest time of year in Kusatsu is normally August. Expect maximum daytime temperatures to reach 25°C with low heat and humidity.

Q: Which month has the most rain in Kusatsu?

In terms of rainfall, September is usually the wettest month in Kusatsu with 205mm on average. There are normally 20 days in September with some rain.

Q: When is it sunniest in Kusatsu?

The sunniest time of year in Kusatsu is normally December with bright sunshine on average for 50% of daylight hours; that's 5 hours of sunshine per day.

Find the best time to visit Kusatsu and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Kusatsu by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Japan

Travelbag: Latest holiday sale offers worldwide

Sale

Explore latest sale offers on holidays in 2025/2026
Filter deals by continent, star rating & holiday type
Including Dubai, Caribbean, North America, Asia & Pacific

Go to Travelbag deal >>

View all Travelbag offers

Holiday deal finder

Destination

When is the best time to visit Kusatsu?

The best time to visit Kusatsu is August based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

1
Jan
1
Feb
1.5
Mar
1.5
Apr
1.5
May
1.5
Jun
3
Jul
3.5
Aug
2
Sep
0.5
Oct
1
Nov
1
Dec

Change criteria

Max Day Temperature (°C)

0
Jan
0
Feb
4
Mar
12
Apr
17
May
19
Jun
23
Jul
25
Aug
20
Sep
14
Oct
9
Nov
3
Dec

Hours of Sunshine (daily)

5
Jan
5
Feb
6
Mar
6
Apr
6
May
5
Jun
4
Jul
5
Aug
4
Sep
4
Oct
5
Nov
5
Dec

Which is the hottest month in Kusatsu?

The hottest time of year in Kusatsu is normally August. Expect maximum daytime temperatures to reach 25°C with low heat and humidity.

Which month has the most rain in Kusatsu?

In terms of rainfall, September is usually the wettest month in Kusatsu with 205mm on average. There are normally 20 days in September with some rain.

When is it sunniest in Kusatsu?

The sunniest time of year in Kusatsu is normally December with bright sunshine on average for 50% of daylight hours; that's 5 hours of sunshine per day.