Eugene Average Temperature by Month

This page shows the average temperature in each month of the year in Eugene, Oregon. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Eugene?
In Eugene, Oregon, the warmest month is August, with an average daily high temperature of 83.8 °F and an average low of 51.8 °F.
What's the Coldest Month in Eugene?
In Eugene, Oregon, the coolest month is January, with an average daily high temperature of 47.7 °F and an average low of 34.9 °F.
Month Avg. High Avg. Low
January 47.7 °F 34.9 °F
February 51.1 °F 35.3 °F
March 56.2 °F 37.4 °F
April 60.9 °F 40.2 °F
May 67.7 °F 44.2 °F
June 73.9 °F 47.8 °F
July 83.6 °F 51.9 °F
August 83.8 °F 51.8 °F
September 77.5 °F 48.0 °F
October 64.5 °F 41.9 °F
November 52.8 °F 37.9 °F
December 46.4 °F 34.6 °F
Year 63.9 °F 42.2 °F
Weather Station Details
Years Station Coordinates
1940–2024 Eugene Airport location
1893–1939 Eugene location