Shiojiri weather in September (Nagano, Japan)
Curious about the September weather in Shiojiri? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.
In September, Shiojiri generally has high temperatures and heavy rainfall. September is a summer month. Daytime temperatures hover around 24°C, while nights can cool down to about 14°C.
Shiojiri in September usually receives heavy rainfall, averaging around 205 mm for the month. When we look at the climate data from the last 30 years, we can expect around 19 days of rain.
The area enjoys a balanced 142 hours of sunlight. Ensuring it's neither too overcast nor too sunny.
Should you favor a climate that's both dry and comfortably warm May and August typically offer the most agreeable circumstances. On the other hand, January, February, March, November and December tend to be characterized by conditions that may not be as optimal.
For an in-depth look at the yearly conditions, visit our specialized Shiojiri climate page with graphs.
Shiojiri, monthly averages in September
Where to go in Japan in September
Find out more about the weather in Japan in September and which places have the best weather conditions in this month.
So, what should you wear in Shiojiri in September?
For visitors traveling to Shiojiri, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do in September.
Interested in more climate information?
This site provides you with all the information you need about the climate in Shiojiri.
Our site offers climate and forecast data for every country in the world. Are you going to Japan? On this website you can find historical weather averages for many cities in Japan. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.