TODAY DEC23
TEMPERATURE58
HUMIDITY100
PRESSURE102030
WIND COND.70 5.4
  • 6452Mon60%
  • 6046Tue90%20%
  • 5648
  • 5952Thu
  • 6054Fri
daynightWeather update from Monterey Regional Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Monterey for September is 61.2 degrees
  • The lowest monthly average temperature in Monterey for December is 50.7 degrees
  • The most monthly precipitation in Monterey occurs in January with 3 inches
  • The air quality index in Monterey is 12% better than the national average
  • The pollution index in Monterey is 252% worse than the national average

Compare Monterey, CA Weather

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      Monterey 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
      January43°F63°F51°F3.0"
      February45°F63°F53°F2.6"
      March46°F63°F54°F2.7"
      April47°F64°F55°F1.2"
      May50°F65°F56°F0.3"
      June52°F68°F59°F0.1"
      July54°F69°F60°F0.0"
      August55°F69°F60°F0.1"
      September54°F71°F61°F0.1"
      October51°F70°F60°F1.0"
      November47°F66°F55°F1.6"
      December42°F61°F51°F2.8"

      Monterey 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.
      IndexMontereyCaliforniaNational
      Air quality index375542
      Pollution index9,602,13010,473,1902,726,193

      Monterey air quality

      MeasurementTotal
      Days measured365
      Days with good air quality330
      Days with moderate air quality34
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.070%
      Benzene0.190%
      Carbon Tetrachloride0.000%
      Lead0.080%
      Mercury0.070%

      Average monthly Monterey temperature with heat index

      Monterey monthly precipitation with daily maximum

      Monterey monthly snow depth with daily maximum

      Monterey monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Carmel Valley Village, CA4,1753726.0%
      Elkhorn, CA9983726.0%
      Prunedale, CA20,5603726.0%
      Spreckels, CA3733726.0%
      Castroville, CA6,3323726.0%
      Monterey, CA28,5753726.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Granite City, IL28,563548.0%
      Schererville, IN28,5595510.0%
      Northampton, MA28,5524020.0%
      Burton, MI28,5983824.0%
      Lake in the Hills, IL28,6174216.0%
      Monterey, CA28,5753726.0%
      Source: The Monterey, 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.