Lewiston weather in September (Idaho, United States of America)
What's the typical weather in Lewiston for September? Curious if the timing is right for your trip? Our page offers an in-depth look at the monthly weather conditions.
Temperatures
Experience perfect weather in Lewiston in September, characterized by high temperatures and low rainfall. September ushers in the summer season. Daytime temperatures generally peak at 28°C, but after sunset, they often decrease to around 11°C.
Precipitation
Lewiston in September usually receives low rainfall, averaging around 14 mm for the month. According to historical climate patterns, there are usually around 5 days days of rain.If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Lewiston. May, June, August, September and October typically offer the most agreeable circumstances. On the other hand, January, 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 Lewiston climate page with graphs.
Lewiston, monthly averages in September
Min Temperature
11°C
Max Temperature
28°C
Chance of Rain
17%
Precipitation
14 mm
Rainy days
5 days
Where to go in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month.
perfect weather
pleasant
tolerable
unpleasant
poor
So, what should you wear in this month?
It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool.What To Do
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Interested in more climate information?
This site provides you with all the information you need about the climate in Lewiston.
Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
