ClimateForecastSeptemberOctober >>

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

What can you expect from the weather in Copalis Beach during September? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In Copalis Beach the weather in September is generally perfect, with pleasant temperatures and moderate rainfall. September falls within the summer season. Throughout the day, temperatures typically settle at around 20°C. But by evening, they drop to around 10°C.

Copalis Beach in September usually receives moderate rainfall, averaging around 87 mm for the month. Delving into the climate records from the past 30 years, one can predict that nearly 13 days of the month will see rainfall.

So this is a great month to visit if you prefer dry days with pleasant temperatures. July, August and September typically offer the most optimal weather. In contrast, January, February, March, April, October, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Copalis Beach climate page with graphs.

 

Copalis Beach, monthly averages in September

Min TemperatureMin Temperature 10°C  
Max TemperatureMax Temperature 20°C  
Chance of RainChance of Rain 43%  
PrecipitationPrecipitation 87 mm  
Rainy daysRainy days 13 days  

Where to go in the United States of America in September

Find out more about the weather in the United States of America in September and which places have the best weather conditions in this month.

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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 Copalis Beach in September?

For visitors traveling to Copalis Beach, 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.

Cycling
9/10
Walking
9/10
Camping
8/10
Outdoor sports
9/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Copalis Beach.

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 climate conditions. Find out where to go with our weather planner.