Minamiaizu Weather & Climate: Best Time to Visit
The climate in Minamiaizu, Japan, is marked by large temperature swings across the seasons, ranging from 26°C (79°F) in August to 1°C (34°F) in January.
The city has a wet climate, receiving around 2106 mm (83 in) of rain/snowfall per year. Despite the high annual total, it has a distinct rainy season from June to October. July is the wettest month. March is the sunniest month, averaging 6.5 hours of sunshine per day.
Monthly Temperature in Minamiaizu
In Minamiaizu, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a comfortable 26°C (79°F) in August to a very cold 1°C (34°F) in January.
Nighttime temperatures range from 19°C (66°F) in August to -7°C (19°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Minamiaizu
Minamiaizu experiences significant rain/snowfall throughout the year, averaging 2106 mm (83 in) of precipitation annually. The seasons in Minamiaizu bring significant changes in precipitation. The wettest month, July, receives heavy rainfall, with an average of 280 mm (11 in) of precipitation. This rainfall is distributed across 23 rainy days.
In contrast, the driest month, November, experiences much less rainfall, totaling 114 mm (4.5 in) over 18 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Minamiaizu Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Minamiaizu
In Minamiaizu, summer days are longer and more sunny, with daily sunshine hours peaking at 6.5 hours in March. As the darker season arrives, the brightness of the sun becomes less. September sees a soft sun for only 3.3 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Minamiaizu by Month
The relative humidity is high throughout the year in Minamiaizu.
The city experiences its highest humidity in July, reaching 87%. In January, the humidity drops to its lowest level at 65%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Minamiaizu 3-Day Forecast
Check the conditions for any month of the year.
Best Time to Visit Minamiaizu
The best time to visit Minamiaizu is during May, when the weather provides comfortable temperatures of 18°C (65°F). With rainfall of 158 mm (6.2 in), you can expect generally favorable weather for your visit during this period.Be prepared for heavier rainfall during June, July, August, September and October, the wettest period of the year. Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
