TODAY SEP20
TEMPERATURE72
HUMIDITY61
PRESSURE29.85
WIND COND. 3.4
  • 8563Fri
  • 8664Sat
  • 8763Sun
  • 8664Mon
  • 8663Tue
daynightWeather update from Fullerton, Fullerton Municipal Airport at
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Cerritos Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January46°F72°F57°F2.3"
February48°F72°F58°F1.7"
March51°F75°F61°F1.0"
April54°F76°F64°F0.5"
May58°F78°F66°F0.3"
June62°F81°F70°F0.0"
July66°F86°F74°F0.1"
August66°F88°F75°F0.0"
September65°F88°F74°F0.2"
October59°F83°F69°F0.4"
November52°F77°F63°F0.6"
December45°F70°F56°F2.5"

Did you know?

  • The highest monthly average temperature in Cerritos for August is 75 degrees.
  • The lowest monthly average temperature in Cerritos for December is 56 degrees.
  • The most monthly precipitation in Cerritos occurs in December with 2.5 inches.
  • The air quality index in Cerritos is 48% worse than the national average.
  • The pollution index in Cerritos is 83% better than the national average.

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Cerritos air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexCerritosCaliforniaNational
Air quality index745550
Pollution index858,65218,106,7265,066,862

Cerritos air quality information

MeasurementTotal
Days measured365
Days with good air quality25
Days with moderate air quality260
Days w/ poor A.Q. for sensitive groups76
Days with unhealthy air quality4

Cerritos air quality information

PollutantTotal
Arsenic0.002%
Benzene0.010%
Carbon Tetrachloride0.000%
Lead0.020%
Mercury0.001%

Average monthly Cerritos temperature with heat index

Cerritos monthly precipitation with daily maximum

Cerritos monthly snow depth with daily maximum

Cerritos monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Rossmoor, CA10,9337448%
Seal Beach, CA24,5107448%
South San Gabriel, CA8,7257448%
West Covina, CA107,6347448%
West Rancho Dominguez, CA22,7247448%
Cerritos, CA49,7977448%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Bonita Springs, FL49,8073334%
Country Club, FL49,8154118%
Wheaton, MD49,764492%
Troy, NY49,8813628%
Saginaw, MI49,892285470%
Cerritos, CA49,7977448%
Source: The Cerritos, CA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.