Shimo-suwa Climate by Month
Shimo-suwa experiences great temperature shifts.
The city's weather can transition from warm days
to cold weather.
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 day and night temperature
The climate in Shimo-suwa is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a comfortable 28°C in August. In January, the coolest month of the year, temperatures drop to a chilly 3°C. At night, expect cooler temperatures, averaging -7°C during this month.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Shimo-suwa has a notably wet climate with abundant precipitation, recording 1663 mm of rain/snowfall per year. Shimo-suwa can be quite wet during July, receiving approximately 203 mm of precipitation over 22 rainy days. In contrast December, experiences much drier conditions, with 87 mm of snow/rainfall, spread across 16 snowy/rainy days.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
Shimo-suwa experiences moderate variation in sunshine hours across the seasons. With 6.8 hours daily sunshine in January, it dips to 4.7 hours in September, offering a balanced mix of sunny and overcast days.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is low throughout the year in Shimo-suwa.
Relative humidity over the year
The best time of year to visit Shimo-suwa in Japan
During the months of May, 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, 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 3°C.
July tops the wettest month list with 203 mm of rainfall.
December is the driest month with 87 mm of precipitation.
January is the sunniest month with an average of 204 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.
