TODAY MAR01
TEMPERATURE47
HUMIDITY41
PRESSURE
WIND COND.34 4.8
  • 6343Mon
  • 6444Tue
  • 6243Wed
  • 6245Thu
  • 6146Fri
daynightWeather update from LOS ALTOS at

Key findings

  • The highest monthly average temperature in Emerald Lake Hills for September is 63 degrees
  • The lowest monthly average temperature in Emerald Lake Hills for January is 51 degrees
  • The most monthly precipitation in Emerald Lake Hills occurs in December with 4.4 inches
  • The air quality index in Emerald Lake Hills is 14% better than the national average
  • The pollution index in Emerald Lake Hills is 90% worse than the national average

Compare Emerald Lake Hills, CA Weather

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

      Emerald Lake Hills 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"

      Emerald Lake Hills 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.
      IndexEmerald Lake HillsCaliforniaNational
      Air quality index435550
      Pollution index9,645,61018,106,7265,066,862

      Emerald Lake Hills air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality263
      Days with moderate air quality98
      Days w/ poor A.Q. for sensitive groups4
      Days with unhealthy air quality0

      Emerald Lake Hills air quality information

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

      Average monthly Emerald Lake Hills temperature with heat index

      Emerald Lake Hills monthly precipitation with daily maximum

      Emerald Lake Hills monthly snow depth with daily maximum

      Emerald Lake Hills monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Loma Mar, CA1503530%
      Brisbane, CA4,5684020%
      South San Francisco, CA66,5874020%
      San Lorenzo, CA24,7904020%
      Colma, CA1,5404020%
      Emerald Lake Hills, CA4,7164314%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      New Roads, LA4,7164510%
      Mount Pleasant, TN4,7153138%
      Flourtown, PA4,715512%
      Rosemont, IL4,7155510%
      Island Park, NY4,718512%
      Emerald Lake Hills, CA4,7164314%
      Source: The Emerald Lake Hills, 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.