Current weather conditions temporarily unavailable!

Key findings

  • The highest monthly average temperature in Muir Beach for September is 63 degrees
  • The lowest monthly average temperature in Muir Beach for January is 51 degrees
  • The most monthly precipitation in Muir Beach occurs in December with 4.4 inches
  • The air quality index in Muir Beach is 20% better than the national average
  • The pollution index in Muir Beach is 62% worse than the national average

Compare Muir Beach, CA Weather

      vs
      How would you rate the weather in Muir Beach?
      Write a review to give others more information about this area.
      How would you rate the air quality in Muir Beach?
      Write a review to give others more information about this area.
      See all Muir Beach poll results

      Muir 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"

      Muir 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.
      IndexMuir BeachCaliforniaNational
      Air quality index405550
      Pollution index8,232,36018,106,7265,066,862

      Muir 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

      Muir Beach air quality information

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

      Average monthly Muir Beach temperature with heat index

      Muir Beach monthly precipitation with daily maximum

      Muir Beach monthly snow depth with daily maximum

      Muir Beach monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Rollingwood, CA3,2314020%
      Lagunitas-Forest Knolls, CA1,5304020%
      San Anselmo, CA12,6234020%
      Sleepy Hollow, CA2,2754020%
      Colma, CA1,5404020%
      Muir Beach, CA2484020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Railroad, PA2484118%
      Gladstone, IL2482942%
      Pisgah, IA2484020%
      Rives, TN2482648%
      Ambia, IN2484216%
      Muir Beach, CA2484020%
      Source: The Muir 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.