TODAY APR25
TEMPERATURE82
HUMIDITY
PRESSURE101250
WIND COND.240 18.4
  • 7851Thu
  • 8350Fri
  • 7648Sat
  • 8253Sun
  • 9158Mon
daynightWeather update from Davis-Monthan Air Force Base at
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Weather Quick Facts

  • The highest monthly average temperature in San Clemente for July is 88.2 degrees
  • The lowest monthly average temperature in San Clemente for January is 50.4 degrees
  • The most monthly precipitation in San Clemente occurs in July with 8.8 inches
  • The air quality index in San Clemente is 12% worse than the national average
  • The pollution index in San Clemente is 49% worse than the national average

Compare Tucson, AZ Weather

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      San Clemente 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
      January41°F64°F50°F4.8"
      February45°F68°F55°F1.1"
      March47°F75°F60°F2.2"
      April53°F83°F68°F2.8"
      May63°F93°F78°F1.1"
      June71°F100°F87°F0.0"
      July77°F101°F88°F8.8"
      August74°F96°F84°F8.1"
      September71°F96°F82°F4.1"
      October59°F87°F72°F1.8"
      November51°F78°F64°F0.0"
      December40°F66°F51°F1.5"

      San Clemente 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.
      IndexSan ClementeTucsonArizona
      Air quality index474757
      Pollution index4,063,3804,063,3809,766,019

      San Clemente air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality225
      Days with moderate air quality138
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      San Clemente air quality information

      PollutantTotal
      Arsenic0.004%
      Benzene0.060%
      Carbon Tetrachloride0.010%
      Lead0.040%
      Mercury0.001%

      Average monthly San Clemente temperature with heat index

      San Clemente monthly precipitation with daily maximum

      San Clemente monthly snow depth with daily maximum

      San Clemente monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Catalina Foothills, AZ50,631476.0%
      Littletown, AZ645476.0%
      Summit, AZ5,066476.0%
      Valencia West, AZ12,201476.0%
      Rillito, AZ0476.0%
      Tucson, AZ545,340476.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Québec, QC548,244n/a 
      Surrey, BC560,150n/a 
      Albuquerque, NM560,447536.0%
      Fresno, CA526,1476020.0%
      Mesa, AZ508,9187448.0%
      Tucson, AZ545,340476.0%
      Source: The San Clemente, Tucson, AZ 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.