Washington weather in September (Missouri, United States of America)
What kind of weather does September bring to Washington? Check out our in-depth weather guide for this month.
Temperatures
In September, Washington typically experiences high temperatures and high rainfall. Throughout the day, temperatures typically settle at around 27°C. But by evening, they drop to around 14°C.
Precipitation
Washington in September usually receives high rainfall, averaging around 112 mm for the month. Historically, approximately 10 days this month are expected to have rain.Average sunshine
There are approximately 235 hours of sunshine this month, meaning plenty of sunny days and a vibrant atmosphere.If your ideal day consists of dry skies and moderate temperatures October generally stands out with the best circumstances. While January, February and December tend to showcase less optimal conditions.
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Washington, monthly averages in September
Min Temperature
14°C
Max Temperature
27°C
Chance of Rain
33%
Precipitation
112 mm
Rainy days
10 days
Humidity
71% *
Sunshine
235 hours *
Percentage Sunshine
63% *
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. However, there's a good chance of rain, so bring a raincoat just in case.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 Washington.
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.
