What is the highest temperature ever recorded in Norwalk, CA?

The record high temperature in Norwalk, CA is 116°F, recorded on July 6, 2018.

What is the lowest temperature ever recorded in Norwalk, CA?

The record low temperature in Norwalk, CA is 28°F, recorded on December 22, 1990.

Historical Weather in Norwalk, CA

Name: Norwalk, CA Temperature Records
Creator: NOAA

See 55+ years of weather history for any date in Norwalk going back to 1970.

Part of California weather history · California temperature records

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Today in Norwalk Weather HistorySee records, averages, and 55+ years of data for today's date

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Monthly Climate Averages

Historical temperature and precipitation averages for Norwalk, CA, based on 55+ years of weather data.

Warmest MonthAugustAvg High: 86°F / Low: 65°F

Coldest MonthDecemberAvg High: 68°F / Low: 47°F

Jan

68°/ 48°

💧 11.2"

Feb

68°/ 48°

💧 11.4"

Mar

70°/ 51°

💧 7.8"

Apr

73°/ 53°

💧 4.6"

May

75°/ 57°

💧 3.9"

Jun

79°/ 60°

💧 1.9"

Jul

84°/ 64°

💧 2.0"

Aug

86°/ 65°

💧 6.7"

Sep

85°/ 64°

💧 4.6"

Oct

79°/ 59°

💧 4.9"

Nov

74°/ 52°

💧 7.0"

Dec

68°/ 47°

💧 9.3"

Temperatures in Fahrenheit. Precipitation and snowfall in inches.

Norwalk, CA Temperature Range by Month

Average monthly highs and lows. The shaded band shows the typical daily temperature range.

Avg high Avg low

Norwalk, CA Monthly Precipitation

Average rainfall per month, in inches.

Rain (in)

Norwalk, CA Daily Temperature Calendar

Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.

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Best Time to Visit Norwalk, CA

Most pleasant months in Norwalk, CA: June.

Jan

Feb

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Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal

Norwalk Temperature Records

Record High: The hottest temperature ever recorded in Norwalk, CA is 116°F, set on July 6, 2018.
Record Low: The coldest temperature ever recorded in Norwalk, CA is 28°F, set on December 22, 1990.
Data Coverage: Based on 29 years of data from NOAA weather station: FULLERTON MUNI AP.

All-Time Record High

116°F

July 6, 2018

All-Time Record Low

28°F

December 22, 1990

Monthly Temperature Records in Norwalk

Month	Record High	Record Low
January	95°F(2003)	28°F(2007)
February	97°F(2016)	30°F(1990)
March	98°F(2015)	35°F(1971)
April	106°F(2004)	38°F(1999)
May	106°F(2004)	45°F(1999)
June	112°F(1990)	47°F(1999)
July	116°F(2018)	52°F(2010)
August	109°F(2020)	52°F(2002)
September	114°F(2010)	51°F(1991)
October	109°F(1991)	39°F(1972)
November	102°F(2010)	33°F(1994)
December	91°F(2010)	28°F(1990)