Kusatsu Weather and Climate: A Comprehensive Guide
The temperature in Kusatsu can vary greatly throughout the year.
The temperatures shift from warm
to cold.
It also experiences much rain/snowfall throughout the year.
Let’s explore the climate details in depth to provide you with a complete overview.
Average maximum day and minimum night temperature
Depending on the time of the year, temperatures range from comfortable to chilly in Kusatsu. Average daytime temperatures reach a comfortable 28°C in August. In January, the coolest month of the year, temperatures drop to a chilly 2°C.
At night, you can expect cooler temperatures, with averages dropping to around -6°C during this month. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
Kusatsu has a relatively rain/snowy climate with high precipitation levels, averaging 1787 mm of rain/snowfall annually. Kusatsu can be quite wet during July, receiving approximately 244 mm of precipitation over 23 rainy days. In contrast November, experiences much drier conditions, with 90 mm of rainfall, spread across 16 rainy days. For more details, please visit our Kusatsu Precipitation page.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Kusatsu experiences moderate variation in sunshine hours across the seasons. With 7.0 hours daily sunshine in May, it dips to 4.3 hours in January, offering a balanced mix of sunny and overcast days. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is high throughout the year in Kusatsu.
The city experiences its highest humidity in January, reaching 78%. In April, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
broken clouds and snow almost clear and no rain overcast and slight snowForecast for Kusatsu
5 m/s
2 m/s
5 m/s
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Kusatsu in Japan
During the months of June and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
Most rainfall (rainy season) is seen in June, July, August, September and October.
August has an average maximum temperature of 28°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 2°C.
July tops the wettest month list with 244 mm of rainfall.
November is the driest month with 90 mm of precipitation.
May is the sunniest month with an average of 209 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
