Current weather conditions temporarily unavailable!

Key findings

  • The highest monthly average temperature in Las Positas for August is 65 degrees
  • The lowest monthly average temperature in Las Positas for December is 52 degrees
  • The most monthly precipitation in Las Positas occurs in January with 4.3 inches
  • The air quality index in Las Positas is 12% better than the national average
  • The pollution index in Las Positas is 100% worse than the national average

Compare Santa Barbara, CA Weather

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

      Las Positas 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
      January41°F66°F53°F4.3"
      February43°F66°F54°F3.2"
      March46°F68°F56°F2.0"
      April48°F69°F58°F1.2"
      May51°F71°F60°F0.2"
      June54°F72°F62°F0.2"
      July58°F74°F65°F0.0"
      August58°F75°F65°F0.0"
      September56°F76°F65°F0.1"
      October51°F76°F63°F0.8"
      November45°F72°F57°F1.1"
      December40°F65°F52°F2.8"

      Las Positas 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.
      IndexLas PositasSanta BarbaraCalifornia
      Air quality index444455
      Pollution index10,146,40010,146,40018,106,726

      Las Positas air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality260
      Days with moderate air quality103
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality

      Las Positas air quality information

      PollutantTotal
      Arsenic0.090%
      Benzene0.160%
      Carbon Tetrachloride0.002%
      Lead0.110%
      Mercury0.060%

      Average monthly Las Positas temperature with heat index

      Las Positas monthly precipitation with daily maximum

      Las Positas monthly snow depth with daily maximum

      Las Positas monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Goleta, CA30,6714412%
      Summerland, CA1,1464412%
      Isla Vista, CA27,1794412%
      Toro Canyon, CA1,7144412%
      Mission Canyon, CA2,7694412%
      Santa Barbara, CA90,9224412%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Plantation, FL90,8784118%
      Longmont, CO90,719476%
      Sunrise, FL91,1774118%
      Redding, CA91,3204216%
      Germantown, MD90,494476%
      Santa Barbara, CA90,9224412%
      Source: The Las Positas, Santa Barbara, 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.