Umatilla (OR) Temperatures: Monthly Averages and Year-Round Insights
On this page, we’ll explore Umatilla’s temperature statistics in detail, including day and night variations and monthly averages. We’ll also compare the annual temperature to other cities in the United States of America.
Monthly Temperature Averages
The climate in Umatilla is known for significant temperature differences throughout the year. On average, maximum daytime temperatures range from a very warm 32°C in July to a chilly 5°C in December. Nighttime temperatures can drop, with averages reaching -3°C in December.
The chart below illustrates the average maximum day and minimum night temperatures in Umatilla by month:
The minimum temperature is often recorded between 4 AM and 6 AM, while the highest temperature is usually reached at 3 PM. During this time the sun's heating effect is the strongest.
The chart below shows the average temperature throughout the year:
July, the city’s warmest month, also receives about 2.9 mm of snow/rainfall spread over roughly 2 days. For more information, please visit our Umatilla Precipitation page.
Annual Temperatures in the United States of America Compared
The map below shows the annual temperature across the United States of America. You can also select the different months in case you are interested in a specific month.
very warm
warm
pleasant
moderate
cold
very cold
Umatilla Temperatures Compared World Wide
Umatilla’s average annual maximum temperature is 18°C. Let’s compare this with some popular tourist destinations:
In Barcelona, Spain, the average annual temperature is around 21°C, resulting in warm summers and mild winters throughout the year.
In contrast, in ReykjavÃk, Iceland, the average annual temperature is significantly lower at 9°C, with mild summers and cold winters.
In Seoul, South Korea, the average annual temperature is 18°C, featuring distinct seasons.
In Brisbane, Australia, the average annual temperature is 26°C, making it warmer than Sydney.
How are these Temperatures Measured?
Generally, temperature data depicting climate is usually given over a 30-year average in order to reduce short-term fluctuations and reveal better long-term trends in climate conditions.
This temperature data is taken from land-based thermometers, ocean buoys, ships, and satellites. These measurements are transmitted to weather stations and climate centers around the globe where they are processed, averaged, and analyzed in order to monitor the trends and create climate models.
Temperatures in the Mountains
Although not all regions have mountains, elevated areas exhibit distinct temperature variations.
- Sun Exposure: Sunlit slopes tend to be warmer, while shaded areas remain cooler.
- Altitude Effects: Temperatures drop by approximately 6°C for every 1,000 meters of elevation, creating distinct microclimates.
For more detailed information about Umatilla’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our Umatilla climate page.
Current temperature in Umatilla (OR)
2 m/s
broken clouds and slight rain
3 m/s
partly cloudy and no rain
4 m/s
overcast and rain
