Chehalis weather in September (Washington State, United States of America)
How is September weather typically in Chehalis? Thinking about a visit? Explore this page for a full overview of the weather conditions this month.
Temperatures
The weather in Chehalis is usually perfect in September, featuring high temperatures and moderate rainfall. During September, you’ll experience the summer season. Anticipate daytime highs near 23°C, and cooler nights with temperatures around 9°C.
Precipitation
Chehalis in September usually receives moderate rainfall, averaging around 46 mm for the month. Rain is expected on roughly 9 days.If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Chehalis. May, June, July, August and September typically offer the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Chehalis climate page with graphs.
Chehalis, monthly averages in September
Min Temperature
9°C
Max Temperature
23°C
Chance of Rain
31%
Precipitation
46 mm
Rainy days
9 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?
For visitors traveling to Chehalis, 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.
Interested in more climate information?
This site provides you with all the information you need about the climate in Chehalis.
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.
