Hamamatsu, Japan - Weather and Climate
The temperature in Hamamatsu, Shizuoka, Japan can vary quite a bit throughout the year.
Temperatures can be very warm during the warmest months,
and cold during the cooler months.
It also experiences much rainfall throughout the year.
Now, let’s explore all the climate details to give you a complete picture.
Average maximum day and minimum night temperature
Visitors to Hamamatsu can expect significant temperature changes throughout the year. Average daytime temperatures reach a very warm 32°C in August. In January, the coolest month of the year, temperatures drop to a chilly 11°C.
At night, you can expect cooler temperatures, with averages dropping to around 3°C during this month.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Hamamatsu is known for its substantial rainfall, with annual precipitation reaching 2086 mm. Hamamatsu can be quite wet during June, receiving approximately 276 mm of precipitation over 18 rainy days.
In contrast December, experiences much drier conditions, with 75 mm of rainfall, spread across 10 rainy days. For more details, please visit our Hamamatsu 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
Hamamatsu experiences moderate variation in sunshine hours across the seasons. With 7.1 hours daily sunshine in August, it dips to 5.0 hours in June, 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 Hamamatsu.
The city experiences its highest humidity in June, reaching 77%. In February, the humidity drops to its lowest level at 55%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Forecast for Hamamatsu
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Hamamatsu in Japan
During the months of May and October 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:
August has an average maximum temperature of 32°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 11°C.
June tops the wettest month list with 276 mm of rainfall.
December is the driest month with 75 mm of precipitation.
August is the sunniest month with an average of 212 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.
