Twentynine Palms Average Temperature by Month

This page shows the average temperature in each month of the year in Twentynine Palms, California. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Twentynine Palms?
In Twentynine Palms, California, the warmest month is July, with an average daily high temperature of 105.1 °F and an average low of 75.0 °F.
What's the Coldest Month in Twentynine Palms?
In Twentynine Palms, California, the coolest month is January, with an average daily high temperature of 64.4 °F and an average low of 39.4 °F.
Month Avg. High Avg. Low
January 64.4 °F 39.4 °F
February 68.2 °F 41.6 °F
March 75.3 °F 47.1 °F
April 82.3 °F 52.0 °F
May 91.2 °F 60.4 °F
June 100.6 °F 68.1 °F
July 105.1 °F 75.0 °F
August 103.9 °F 74.0 °F
September 97.5 °F 66.5 °F
October 85.9 °F 55.1 °F
November 72.3 °F 44.3 °F
December 63.1 °F 37.8 °F
Year 84.6 °F 55.3 °F
Weather Station Details
Years Station Coordinates
1935–2024 Twentynine Palms location
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