TODAY SEP28
TEMPERATURE58
HUMIDITY97
PRESSURE29.87
WIND COND.345
  • 9068Tue
  • 9367Wed
  • 9066Thu
  • 8764Fri
  • 8664Sat
daynightWeather update from CW8688 Mira Mesa at

Key findings

  • The highest monthly average temperature in Mira Mesa for August is 71 degrees
  • The lowest monthly average temperature in Mira Mesa for December is 58 degrees
  • The most monthly precipitation in Mira Mesa occurs in December with 2.2 inches
  • The air quality index in Mira Mesa is 29% worse than the national average
  • The pollution index in Mira Mesa is 804% worse than the national average

Compare San Diego, CA Weather

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      Mira Mesa 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
      January49°F68°F58°F1.7"
      February51°F68°F59°F1.8"
      March54°F69°F60°F1.0"
      April56°F70°F62°F0.6"
      May60°F70°F64°F0.4"
      June62°F72°F66°F0.0"
      July66°F76°F70°F0.2"
      August67°F78°F71°F0.0"
      September66°F78°F71°F0.2"
      October61°F77°F68°F0.5"
      November55°F73°F63°F0.9"
      December49°F67°F58°F2.2"

      Mira Mesa 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.
      IndexMira MesaSan DiegoCalifornia
      Air quality index646455
      Pollution index45,820,50045,820,50018,106,726

      Mira Mesa air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality87
      Days with moderate air quality253
      Days w/ poor A.Q. for sensitive groups23
      Days with unhealthy air quality2

      Mira Mesa air quality information

      PollutantTotal
      Arsenic1.130%
      Benzene0.410%
      Carbon Tetrachloride0.030%
      Lead0.600%
      Mercury0.080%

      Average monthly Mira Mesa temperature with heat index

      Mira Mesa monthly precipitation with daily maximum

      Mira Mesa monthly snow depth with daily maximum

      Mira Mesa monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Casa de Oro-Mount Helix, CA20,1376428%
      Eucalyptus Hills, CA5,5836428%
      Lakeside, CA21,4886428%
      Poway, CA49,6756428%
      Solana Beach, CA13,3126428%
      San Diego, CA1,374,8126428%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      San Antonio, TX1,439,358492%
      Dallas, TX1,278,433512%
      Phoenix, AZ1,555,3247448%
      Philadelphia, PA1,559,938512%
      San Jose, CA1,009,3634314%
      San Diego, CA1,374,8126428%
      Source: The Mira Mesa, San Diego, 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.