TODAY APR19
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 6449Sat
  • 6549Sun
  • 6250Mon
  • 5749Tue
  • 5747Wed
daynightWeather update from DW7094 Mill Valley at
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Weather Quick Facts

  • The highest monthly average temperature in Stinson Beach for September is 63.3 degrees
  • The lowest monthly average temperature in Stinson Beach for January is 50.7 degrees
  • The most monthly precipitation in Stinson Beach occurs in December with 4.4 inches
  • The air quality index in Stinson Beach is 5% better than the national average
  • The pollution index in Stinson Beach is 202% worse than the national average

Compare Stinson Beach, CA Weather

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      Stinson Beach 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"

      Stinson Beach 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.
      IndexStinson BeachCaliforniaNational
      Air quality index405542
      Pollution index8,232,36010,473,1902,726,193

      Stinson Beach air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality290
      Days with moderate air quality74
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Stinson Beach air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.060%
      Carbon Tetrachloride0.000%
      Lead0.010%
      Mercury0.010%

      Average monthly Stinson Beach temperature with heat index

      Stinson Beach monthly precipitation with daily maximum

      Stinson Beach monthly snow depth with daily maximum

      Stinson Beach monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Point Reyes Station, CA2103432.0%
      Black Point-Green Point, CA1,7384020.0%
      Daly City, CA107,1974020.0%
      Marin City, CA3,0404020.0%
      Strawberry, CA5,3254020.0%
      Stinson Beach, CA5834020.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Bowen, IL5834118.0%
      Mecca, IN5834510.0%
      Higgins, TX5831570.0%
      Manchester, VT5833530.0%
      Chenequa, WI5833726.0%
      Stinson Beach, CA5834020.0%
      Source: The Stinson Beach, 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.