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Kusatsu City

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Kusatsu City Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Kusatsu City year round climate

  • Spring (March–May): Average 50–66°F, the climate shifts from cool to warm, with increasing rainfall. Common activities: Hiking, flower viewing. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
  • Summer (June–August): Average 74–85°F, hot and humid, with higher rainfall. Common activities: Swimming, water activities, resort travel. Recommended clothing: Light and breathable clothing, short sleeves, sun protection clothing.
  • Autumn (September–November): Average 66–80°F, pleasant and comfortable climate, with decreased rainfall. Common activities: Maple viewing, outdoor excursions. Recommended clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): Average 41–44°F, cold and dry, with low rainfall. Common activities: Hot spring experiences, indoor activities. Recommended clothing: Warm clothing, thick jacket, scarf, gloves.

Kusatsu City climatological average

Annual average temperature: approx. 63.0°F / Annual rainfall: approx. 1603 mm / Summer humidity: 70%–80% / Rainiest month: August

Kusatsu City monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
41.2°F
47.4
February
43°F
54
March
50.9°F
117.5
April
61.5°F
161.4
May
66.7°F
199.8
June
74.7°F
248.8
July
84°F
176
August
85.1°F
254.7
September
80.8°F
127.3
October
66.4°F
105.2
November
57°F
91.9
December
45°F
19.2

Kusatsu City weather for the next seven days

1/8
Thursday
Patchy rain nearby
41.8°F/33.8°F
1/9
Friday
Patchy rain nearby
43.8°F/32.4°F
1/10
Saturday
Partly Cloudy
51.3°F/34.2°F
1/11
Sunday
Patchy rain nearby
40.3°F/29.5°F
1/12
Monday
Patchy moderate snow
40.3°F/28.9°F
1/13
Tuesday
Patchy rain nearby
40.7°F/31.7°F
1/14
Wednesday
Patchy rain nearby
54.1°F/36.5°F