TODAY NOV24
TEMPERATURE46
HUMIDITY93
PRESSURE
WIND COND.333
  • 5548Sun50%80%
  • 5350Mon90%80%
  • 5345Tue90%60%
  • 5642Wed
  • 5644
daynightWeather update from CW9585 Santa Cruz at
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Weather Quick Facts

  • The highest monthly average temperature in Seacliff for September is 62.1 degrees
  • The lowest monthly average temperature in Seacliff for December is 49.2 degrees
  • The most monthly precipitation in Seacliff occurs in December with 3.6 inches
  • The air quality index in Seacliff is 17% better than the national average
  • The pollution index in Seacliff is 99% worse than the national average

Compare Seacliff, CA Weather

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      Seacliff 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
      January40°F63°F50°F3.5"
      February42°F64°F52°F2.9"
      March44°F65°F53°F3.5"
      April45°F68°F55°F1.6"
      May48°F70°F57°F0.3"
      June51°F73°F60°F0.2"
      July54°F73°F61°F0.0"
      August54°F73°F62°F0.0"
      September53°F76°F62°F0.1"
      October50°F75°F60°F0.9"
      November44°F68°F54°F1.7"
      December39°F62°F49°F3.6"

      Seacliff 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.
      IndexSeacliffCaliforniaNational
      Air quality index355542
      Pollution index5,429,55010,473,1902,726,193

      Seacliff air quality

      MeasurementTotal
      Days measured365
      Days with good air quality347
      Days with moderate air quality18
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.020%
      Benzene0.080%
      Carbon Tetrachloride0.000%
      Lead0.050%
      Mercury0.150%

      Average monthly Seacliff temperature with heat index

      Seacliff monthly precipitation with daily maximum

      Seacliff monthly snow depth with daily maximum

      Seacliff monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Lexington Hills, CA2,6563530.0%
      Aptos Hills-Larkin Valley, CA1,3973530.0%
      Day Valley, CA3,4143530.0%
      Live Oak, CA8,7943530.0%
      Paradise Park, CA4683530.0%
      Seacliff, CA3,5803530.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Piggott, AR3,5792648.0%
      Centre, AL3,5813922.0%
      Balmville, NY3,5813628.0%
      Greenhills, OH3,581548.0%
      Grasonville, MD3,5784118.0%
      Seacliff, CA3,5803530.0%
      Source: The Seacliff, 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.