Monroe weather in September (Washington State, United States of America)

What should you pack for a trip to Monroe in September? Our guide gives you the essential weather details for this month.

Temperatures

The weather in Monroe during September is usually perfect, offering pleasant temperatures and moderate rainfall. September is part of summer. In the daytime, temperatures tend to hover near 21°C, cooling down at night to around 10°C.

Precipitation

Monroe in September usually receives moderate rainfall, averaging around 78 mm for the month. According to historical climate patterns, there are usually around 12 days days of rain.

Average sunshine

Expect sunny days throughout the month, with an estimated 220 hours of sunshine. Making it a pleasant time to visit Monroe.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit. June, July, August and September generally stand out with the best circumstances. While January, February, March, November and December tend to showcase less optimal conditions.

Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.

 

Monroe, monthly averages in September

Min Temperature 10°C  

Max Temperature 21°C  

Chance of Rain 40%  

Precipitation 78 mm  

Rainy days 12 days  

Humidity 73% *  

Sunshine 220 hours *  

Percentage Sunshine 59% *  

Data from: Seattle, the United States of America (51 KM, 31 Miles).

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.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Monroe, 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.

Cycling

9/10

Walking

9/10

Barbeque

8/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Monroe.

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.