Seaside weather in September (Oregon, United States of America)

How does the September weather in Seaside compare to other months? Is now the perfect time to visit? Find all the weather insights for this month on this page.

Temperatures

The weather in Seaside is usually perfect in September, characterized by pleasant temperatures and moderate rainfall. September is typically considered a summer month. In the daytime, temperatures tend to hover near 21°C, cooling down at night to around 10°C.

Precipitation

Seaside in September usually receives moderate rainfall, averaging around 81 mm for the month. Climate statistics over the past 30 years suggest around 11 days of rain.

Average sunshine

The days are predominantly sunny, with an estimated total of around 236 hours of sunshine. These sun-filled days are perfect for spending time outside. Whether it's playing sports, visiting a park, or going for a bike ride.

If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Seaside. July, August and September typically offer the most agreeable circumstances. On the other hand, January, February, March, April, October, 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 Seaside climate page with graphs.

 

Seaside, monthly averages in September

Min Temperature 10°C  

Max Temperature 21°C  

Chance of Rain 36%  

Precipitation 81 mm  

Rainy days 11 days  

Sunshine 236 hours *  

Percentage Sunshine *  

Data from: Astoria, the United States of America (22 KM, 14 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 Seaside, 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

4/10

Outdoor sports

9/10

Interested in more climate information?

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

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.