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Santa Ana, CA All-Time Weather Extremes

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

Station: SANTA ANA FIRE STN
All-time weather extremes for Santa Ana, CA, from NOAA daily observations at SANTA ANA FIRE STN
Temperature
Record High114°F (46°C)July 6, 2018
Record Low15.9°F (-9°C)January 12, 1989
Lowest High44.9°F (7°C)February 17, 1932 and December 13, 1932
Highest Low80.9°F (27°C)July 17, 2006
Highest Mean93.0°F (34°C)September 4, 2022
Lowest Mean37.9°F (3°C)January 20, 1922 and January 10, 1949
Precipitation
Max in One Calendar Day4.69" (119.1 mm)February 16, 1927
Max in One Month13.99" (355.3 mm)February 1998
Least in One Month0.00" (0.0 mm)August 1916
Max in One Year32.36" (821.9 mm)1941
Least in One Year3.26" (82.9 mm)2013
Period of Record
TemperatureMay 17, 1916 – May 31, 2026
PrecipitationApril 1, 1906 – May 31, 2026
SnowfallAugust 1, 1916 – December 31, 2010

Note: Records compiled from NOAA GHCN-Daily observations at SANTA ANA FIRE STN. Quality-flagged readings are excluded. Monthly and annual totals require substantially complete reporting for “least” records.

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Santa Ana, CA all-time weather extremes table — record high 114°F on July 6, 2018, record low 15.9°F on January 12, 1989, with precipitation and snowfall records from NOAA data

Frequently Asked Questions

What is the hottest temperature ever recorded in Santa Ana, CA?

The all-time record high in Santa Ana, CA is 114°F (46°C), set on July 6, 2018.

What is the coldest temperature ever recorded in Santa Ana, CA?

The all-time record low in Santa Ana, CA is 15.9°F (-9°C), set on January 12, 1989.

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

The most precipitation recorded in one calendar day near Santa Ana, CA is 4.69 inches, on February 16, 1927.

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