TODAY NOV25
TEMPERATURE48
HUMIDITY97
PRESSURE
WIND COND.
  • 5749Mon100%80%
  • 5841Tue70%50%
  • 6139Wed20%
  • 6344
  • 6344Fri
daynightWeather update from CORRALITOS at
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Weather Quick Facts

  • The highest monthly average temperature in Morgan Hill for September is 62.1 degrees
  • The lowest monthly average temperature in Morgan Hill for December is 49.2 degrees
  • The most monthly precipitation in Morgan Hill occurs in December with 3.6 inches
  • The air quality index in Morgan Hill is 2% worse than the national average
  • The pollution index in Morgan Hill is 762% worse than the national average

Compare Morgan Hill, CA Weather

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      Morgan Hill 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"

      Morgan Hill 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.
      IndexMorgan HillCaliforniaNational
      Air quality index435542
      Pollution index23,499,80010,473,1902,726,193

      Morgan Hill air quality

      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

      Air quality details

      PollutantTotal
      Arsenic0.120%
      Benzene0.170%
      Carbon Tetrachloride0.001%
      Lead0.220%
      Mercury0.140%

      Average monthly Morgan Hill temperature with heat index

      Morgan Hill monthly precipitation with daily maximum

      Morgan Hill monthly snow depth with daily maximum

      Morgan Hill monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Day Valley, CA3,4143530.0%
      Rio del Mar, CA9,7133530.0%
      Freedom, CA3,9593530.0%
      Interlaken, CA7,5963530.0%
      Aptos, CA6,2453530.0%
      Morgan Hill, CA44,7894314.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Binghamton, NY44,8193628.0%
      Plainfield, IL44,8575510.0%
      Winter Garden, FL44,8883922.0%
      Strongsville, OH44,67550= 100
      San Bruno, CA44,6634314.0%
      Morgan Hill, CA44,7894314.0%
      Source: The Morgan Hill, 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.