TODAY JUN05
TEMPERATURE60
HUMIDITY97
PRESSURE
WIND COND.262 3
  • 7456Sat20%
  • 8154Sun
  • 8860Mon
  • 9462Tue
  • 9565Wed
daynightWeather update from SANTA FE DAM at
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Irwindale 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 Irwindale for August is 75 degrees.
  • The lowest monthly average temperature in Irwindale for December is 56 degrees.
  • The most monthly precipitation in Irwindale occurs in December with 2.5 inches.
  • The air quality index in Irwindale is 49% worse than the national average.
  • The pollution index in Irwindale is 2653% worse than the national average.

Compare Irwindale, CA Weather To Other Cities

      vs

      Irwindale 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.
      IndexIrwindaleCaliforniaNational
      Air quality index745550
      Pollution index139,490,00018,106,7265,066,862

      Irwindale 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

      Irwindale air quality information

      PollutantTotal
      Arsenic0.200%
      Benzene0.950%
      Carbon Tetrachloride0.080%
      Lead1.320%
      Mercury0.440%

      Average monthly Irwindale temperature with heat index

      Irwindale monthly precipitation with daily maximum

      Irwindale monthly snow depth with daily maximum

      Irwindale monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Alhambra, CA84,8667448%
      Azusa, CA48,4987448%
      Bradbury, CA9547448%
      Citrus, CA11,7807448%
      Cudahy, CA24,1067448%
      Irwindale, CA1,3197448%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Lincoln Center, KS1,3193236%
      Cave Spring, GA1,319524%
      Kernville, CA1,3197958%
      Bellerose, NY1,318536%
      Central City, IA1,3204216%
      Irwindale, CA1,3197448%
      Source: The Irwindale, 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.