Achi weather in September (Nagano, Japan)
Looking to travel to Achi in September? Here's what the weather might have in store during this month.
In September, Achi generally has high temperatures and heavy rainfall. September is a summer month. Throughout the daytime, temperatures often hover around 25°C. However, as the sun sets and evening approaches, there's a noticeable cool-down, with temperatures gently dropping to a more temperate 16°C.
Achi in September falls under the rainy season with heavy rainfall, averaging around 258 mm for the month. Typically around 19 days of rainfall is expected.
The city usually sees around 151 hours of sunlight, indicating a moderately sunny period.
If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Achi. May, August and September typically offer the most agreeable circumstances. On the other hand, January, February, March, April, June, July, October, 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 Achi climate page with graphs.
Achi, 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 this month?
For visitors traveling to Achi, 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 Achi.
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.