TODAY JUN02
TEMPERATURE73
HUMIDITY53
PRESSURE29.85
WIND COND.277 1
  • 8462Tue
  • 8761Wed
  • 8360Thu
  • 7459Fri
  • 7558Sat
daynightWeather update from EW3225 Laguna Hills at
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Mission Viejo 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
January48°F69°F57°F2.3"
February49°F69°F58°F1.9"
March52°F70°F60°F0.9"
April54°F72°F62°F0.6"
May59°F73°F65°F0.3"
June62°F76°F67°F0.0"
July66°F80°F71°F0.1"
August66°F82°F72°F0.0"
September65°F82°F72°F0.2"
October60°F79°F68°F0.5"
November54°F75°F63°F0.7"
December48°F68°F57°F2.4"

Did you know?

  • The highest monthly average temperature in Mission Viejo for August is 72 degrees.
  • The lowest monthly average temperature in Mission Viejo for December is 57 degrees.
  • The most monthly precipitation in Mission Viejo occurs in December with 2.4 inches.
  • The air quality index in Mission Viejo is 71% worse than the national average.
  • The pollution index in Mission Viejo is 772% worse than the national average.

Compare Mission Viejo, CA Weather To Other Cities

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      Mission Viejo 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.
      IndexMission ViejoCaliforniaNational
      Air quality index855550
      Pollution index44,192,60018,106,7265,066,862

      Mission Viejo air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality24
      Days with moderate air quality211
      Days w/ poor A.Q. for sensitive groups102
      Days with unhealthy air quality25

      Mission Viejo air quality information

      PollutantTotal
      Arsenic0.030%
      Benzene0.280%
      Carbon Tetrachloride0.001%
      Lead0.220%
      Mercury0.140%

      Average monthly Mission Viejo temperature with heat index

      Mission Viejo monthly precipitation with daily maximum

      Mission Viejo monthly snow depth with daily maximum

      Mission Viejo monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Dana Point, CA34,0098570%
      Laguna Hills, CA31,1278570%
      Las Flores, CA5,6718570%
      Rancho Santa Margarita, CA49,0388570%
      Temescal Valley, CA24,7978570%
      Mission Viejo, CA96,1788570%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Portsmouth, VA96,0713922%
      Tuscaloosa, AL96,3523040%
      Lawton, OK96,7284216%
      Vacaville, CA95,6074314%
      Dearborn, MI95,520524%
      Mission Viejo, CA96,1788570%
      Source: The Mission Viejo, 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.