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
6/5
Friday
Patchy rain nearby
67°F/62.8°F
6/6
Saturday
Patchy rain nearby
76.9°F/62.9°F
6/7
Sunday
Heavy rain
66.1°F/62.5°F
6/8
Monday
Moderate rain
65.1°F/58.4°F
6/9
Tuesday
Partly Cloudy
73.7°F/55.2°F
6/10
Wednesday
Partly Cloudy
72.8°F/57.5°F
6/11
Thursday
Sunny
77.7°F/56°F
KKday App
Your Best Travel Buddy
Use the code APP5OFF to enjoy an exclusive in-app deal of 5% off (cap at USD$3) on your 1st orderScan here to download the app