ClimateForecastSeptemberOctober >>

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

What is the weather forecast for Umatilla in September? See what weather conditions to anticipate this month with our guide.

Temperatures

Expect perfect weather in Umatilla during September, which means high temperatures and low rainfall. During the day, temperatures usually reach up to 26°C. At night, they tend to fall to approximately 10°C.

Precipitation

Umatilla in September usually receives low rainfall, averaging around 9.7 mm for the month. Records from the past 30 years suggest that around 4 days will experience rain.

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

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

 

Umatilla, monthly averages in September

Min TemperatureMin Temperature 10°C  
Max TemperatureMax Temperature 26°C  
Chance of RainChance of Rain 13%  
PrecipitationPrecipitation 9.7 mm  
Rainy daysRainy days 4 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?

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.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

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

Interested in more climate information?

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

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.