ClimateForecastSeptemberOctober >>

Willamette National Forest weather in September (Oregon, United States of America)

How does the weather in Willamette National Forest usually fare in September? This guide provides the necessary weather information for your travel plans.

Temperatures

During September, Willamette National Forest is known for its perfect weather, characterized by pleasant temperatures and moderate rainfall. Experience the summer season in September. Throughout the day, temperatures typically settle at around 20°C. But by evening, they drop to around 7°C.

Precipitation

Willamette National Forest in September usually receives moderate rainfall, averaging around 66 mm for the month. When we look at the climate data from the last 30 years, you can expect around 7 days of rain.

If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Willamette National Forest. July, August and September typically offer the best circumstances. While January, February, March, April, October, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Willamette National Forest climate page with graphs.

 

Willamette National Forest, monthly averages in September

Min TemperatureMin Temperature 7°C  
Max TemperatureMax Temperature 20°C  
Chance of RainChance of Rain 24%  
PrecipitationPrecipitation 66 mm  
Rainy daysRainy days 7 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.

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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 Willamette National Forest, 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
10/10
Walking
10/10
Camping
4/10
Outdoor sports
10/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Willamette National Forest.

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.