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Temecula, CA All-Time Weather Extremes

The most extreme temperature, precipitation, and snowfall ever recorded in Temecula, from NOAA daily weather observations.

Station: CAMP PENDLETON MCAS
All-time weather extremes for Temecula, CA, from NOAA daily observations at CAMP PENDLETON MCAS
Temperature
Record High109.9°F (43°C)September 4, 1988 and October 10, 1991
Record Low20.1°F (-7°C)January 14, 2007
Lowest High50°F (10°C)December 17, 2008
Highest Low73.9°F (23°C)August 14, 1992
Highest Mean89.0°F (32°C)September 4, 1988
Lowest Mean37°F (3°C)January 14, 2007
Precipitation
Max in One Calendar Day3.62" (91.9 mm)March 5, 1995
Max in One Month12.84" (326.2 mm)February 1998
Least in One Month0.00" (0.0 mm)March 1997
Max in One Year25.82" (655.9 mm)1995
Least in One Year4.76" (121.0 mm)1989
Period of Record
TemperatureJanuary 1, 1970 – July 31, 2026
PrecipitationJanuary 1, 1970 – November 16, 2018
SnowfallJanuary 1, 1970 – December 31, 2005

Note: Records compiled from NOAA GHCN-Daily observations at CAMP PENDLETON MCAS (16 mi from Temecula, CA). Quality-flagged readings are excluded. Monthly and annual totals require substantially complete reporting for “least” records.

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Temecula, CA all-time weather extremes table — record high 109.9°F on September 4, 1988, record low 20.1°F on January 14, 2007, with precipitation and snowfall records from NOAA data

Frequently Asked Questions

What is the hottest temperature ever recorded in Temecula, CA?

The all-time record high in Temecula, CA is 109.9°F (43°C), set on September 4, 1988 and October 10, 1991.

What is the coldest temperature ever recorded in Temecula, CA?

The all-time record low in Temecula, CA is 20.1°F (-7°C), set on January 14, 2007.

What is the most rain Temecula, CA has ever had in one day?

The most precipitation recorded in one calendar day near Temecula, CA is 3.62 inches, on March 5, 1995.

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