TODAY MAY31
TEMPERATURE58
HUMIDITY84
PRESSURE29.96
WIND COND.270 8.1
  • 7352Sun
  • 7956Mon
  • 8958Tue
  • 9157Wed
  • 8554Thu
daynightWeather update from Napa, Napa County Airport at
How would you rate the weather in American Canyon?
Write a review to give others more information about this area.
How would you rate the air quality in American Canyon?
Write a review to give others more information about this area.
See all American Canyon poll results

American Canyon 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
January36°F58°F47°F3.8"
February39°F62°F50°F3.4"
March41°F66°F52°F3.0"
April42°F69°F55°F1.6"
May46°F74°F59°F0.5"
June50°F80°F64°F0.3"
July53°F81°F65°F0.0"
August53°F80°F64°F0.0"
September49°F82°F64°F0.1"
October45°F76°F59°F1.3"
November40°F66°F52°F1.8"
December36°F58°F47°F3.8"

Did you know?

  • The highest monthly average temperature in American Canyon for July is 65 degrees.
  • The lowest monthly average temperature in American Canyon for December is 47 degrees.
  • The most monthly precipitation in American Canyon occurs in January with 3.8 inches.
  • The air quality index in American Canyon is 14% better than the national average.
  • The pollution index in American Canyon is 41% worse than the national average.

Compare American Canyon, CA Weather To Other Cities

      vs

      American Canyon 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.
      IndexAmerican CanyonCaliforniaNational
      Air quality index435550
      Pollution index7,123,51018,106,7265,066,862

      American Canyon air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality241
      Days with moderate air quality115
      Days w/ poor A.Q. for sensitive groups9
      Days with unhealthy air quality

      American Canyon air quality information

      PollutantTotal
      Arsenic0.110%
      Benzene0.070%
      Carbon Tetrachloride0.000%
      Lead0.090%
      Mercury0.050%

      Average monthly American Canyon temperature with heat index

      American Canyon monthly precipitation with daily maximum

      American Canyon monthly snow depth with daily maximum

      American Canyon monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Alhambra Valley, CA5014314%
      Clyde, CA7934314%
      El Verano, CA4,1614314%
      Green Valley, CA1,2244314%
      Montalvin Manor, CA3,1744314%
      American Canyon, CA20,3344314%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Gardner, MA20,3343824%
      Lathrop, CA20,3315714%
      Schofield Barracks, HI20,3303040%
      Mililani Mauka, HI20,3223040%
      Crest Hill, IL20,3166020%
      American Canyon, CA20,3344314%
      Source: The American Canyon, 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.