Umatilla (OR) Climate by Month
Umatilla experiences great temperature shifts.
The city's weather can transition from very warm days
to cold weather.
The area is known for its low rain/snowfall.
Now, let’s break down all the climate details for a clearer picture.
Average day and night temperature
The climate in Umatilla is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures range from a very warm 32°C in July, the warmest time of the year, to a chilly 5°C during cooler months like December. At night, temperatures typically average around -3°C during these months.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
Umatilla is known for its low rain/snowfall, with yearly precipitation amounts around 216 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, December receives moderate snow/rainfall, averaging 35 mm of precipitation, recorded across 15 snowy/rainy days. In contrast, the drier season, July brings less rainfall, with 2.9 mm over 2 rainy days.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
The best time of year to visit Umatilla in the United States of America
Other facts from our historical weather data:The hottest season / summer takes place in June, July, August and September.
July has an average maximum temperature of 32°C and is the warmest month of the year.
The coldest month is December with an average maximum temperature of 5°C.
December tops the wettest month list with 35 mm of rainfall.
July is the driest month with 3 mm of precipitation.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
