Lamar Average Temperature by Month

This page shows the average temperature in each month of the year in Lamar, Colorado. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Lamar?
In Lamar, Colorado, the warmest month is July, with an average daily high temperature of 93.4 °F and an average low of 62.9 °F.
What's the Coldest Month in Lamar?
In Lamar, Colorado, the coolest month is January, with an average daily high temperature of 45.3 °F and an average low of 14.0 °F.
Month Avg. High Avg. Low
January 45.3 °F 14.0 °F
February 49.4 °F 17.4 °F
March 60.4 °F 26.6 °F
April 68.4 °F 36.1 °F
May 77.8 °F 46.9 °F
June 88.9 °F 57.6 °F
July 93.4 °F 62.9 °F
August 90.7 °F 60.9 °F
September 83.7 °F 51.5 °F
October 70.1 °F 36.1 °F
November 56.5 °F 23.7 °F
December 45.6 °F 14.7 °F
Year 69.3 °F 37.5 °F
Weather Station Details
Years Station Coordinates
1893–2024 Lamar location
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