TODAY MAY29
TEMPERATURE68
HUMIDITY65
PRESSURE29.87
WIND COND.20 6.9
  • 7356Sat40%
  • 7254Sun
  • 7255Mon
  • 7756Tue
  • 7856Wed
daynightWeather update from San Francisco, San Francisco International Airport at
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San Carlos 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
January44°F58°F51°F3.2"
February46°F62°F53°F3.4"
March47°F64°F54°F2.7"
April49°F67°F56°F1.7"
May51°F69°F58°F0.3"
June54°F72°F61°F0.2"
July56°F73°F62°F0.0"
August56°F73°F62°F0.0"
September56°F76°F63°F0.1"
October54°F73°F62°F1.0"
November49°F65°F56°F1.7"
December44°F58°F51°F4.4"

Did you know?

  • The highest monthly average temperature in San Carlos for September is 63 degrees.
  • The lowest monthly average temperature in San Carlos for January is 51 degrees.
  • The most monthly precipitation in San Carlos occurs in December with 4.4 inches.
  • The air quality index in San Carlos is 3% better than the national average.
  • The pollution index in San Carlos is 90% worse than the national average.

Compare San Carlos, CA Weather To Other Cities

      vs

      San Carlos 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.
      IndexSan CarlosCaliforniaNational
      Air quality index485550
      Pollution index9,645,61018,106,7265,066,862

      San Carlos air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality204
      Days with moderate air quality153
      Days w/ poor A.Q. for sensitive groups7
      Days with unhealthy air quality1

      San Carlos air quality information

      PollutantTotal
      Arsenic0.140%
      Benzene0.070%
      Carbon Tetrachloride0.000%
      Lead0.100%
      Mercury0.020%

      Average monthly San Carlos temperature with heat index

      San Carlos monthly precipitation with daily maximum

      San Carlos monthly snow depth with daily maximum

      San Carlos monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Ashland, CA24,2884314%
      Colma, CA1,5404314%
      South San Francisco, CA66,5874314%
      Castro Valley, CA62,8254314%
      Daly City, CA105,5434314%
      San Carlos, CA29,596484%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Sterling, VA29,597492%
      Niles, IL29,6286020%
      Gloucester, MA29,546476%
      Winter Park, FL29,5433628%
      Granite City, IL29,6626020%
      San Carlos, CA29,596484%
      Source: The San Carlos, 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.