Coalinga Average Rainfall by Month

This page shows the average precipitation in each month of the year in Coalinga, California. It is based on NOAA data for the years 1991–2020.
What's the Rainiest Month in Coalinga?
In Coalinga, January has the greatest precipitation of any month. On average, Coalinga gets 2.1 inches of precipitation in January.
However, February is the month with the greatest chance of precipitation. 28.2% of days in February will have at least some rain.
What's the Driest Month in Coalinga?
In Coalinga, August has the least precipitation of any month. On average, Coalinga gets 0.009 inches of precipitation in August.
August is also the month where rain is least common. Only 0.48% of days in August will have measurable rain.
Month Precipitation % Chance
January 2.07 in 23.7
February 1.72 in 28.2
March 1.37 in 16.5
April 0.37 in 11.1
May 0.28 in 5.6
June 0.11 in 1.5
July 0.01 in 0.5
August 0.01 in 0.5
September 0.05 in 1.3
October 0.36 in 6.5
November 0.50 in 9.3
December 1.25 in 20.1
Year 8.10 in 10.5
Weather Station Details
Years Station Coordinates
1942–2023 Coalinga location
1911–1941 Coalinga 1 SE location
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