TODAY AUG04
TEMPERATURE92
HUMIDITY52
PRESSURE29.94
WIND COND.
  • 10073Tue
  • 9974Wed
  • 9773Thu
  • 9775Fri
  • 9775Sat20%20%
daynightWeather update from Alice, Alice International Airport at

Key findings

  • The highest monthly average temperature in San Diego for August is 85 degrees
  • The lowest monthly average temperature in San Diego for January is 57 degrees
  • The most monthly precipitation in San Diego occurs in September with 4.9 inches
  • The air quality index in San Diego is 40% better than the national average
  • The pollution index in San Diego is 64% better than the national average

Compare San Diego, TX Weather

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      San Diego 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
      January46°F71°F57°F1.9"
      February50°F76°F61°F1.1"
      March57°F81°F67°F2.4"
      April63°F87°F73°F1.8"
      May69°F91°F79°F4.0"
      June73°F96°F83°F2.3"
      July75°F97°F84°F4.4"
      August75°F99°F85°F2.3"
      September72°F93°F81°F4.9"
      October63°F88°F74°F1.2"
      November56°F80°F66°F1.4"
      December49°F71°F59°F1.7"

      San Diego 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 DiegoTexasNational
      Air quality index305250
      Pollution index1,808,4404,642,9165,066,862

      San Diego air quality information

      MeasurementTotal
      Days measured284
      Days with good air quality234
      Days with moderate air quality50
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      San Diego air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.030%
      Carbon Tetrachloride0.000%
      Lead0.003%
      Mercury0.000%

      Average monthly San Diego temperature with heat index

      San Diego monthly precipitation with daily maximum

      San Diego monthly snow depth with daily maximum

      San Diego monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Benavides, TX1,8913040%
      Owl Ranch, TX1253040%
      Alice, TX19,4393040%
      Coyote Acres, TX7653040%
      Rancho Alegre, TX1,3943040%
      San Diego, TX4,5633040%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Sierra View, PA4,5633432%
      Nowthen, MN4,562468%
      Wellsville, NY4,5623530%
      Millis-Clicquot, MA4,5654314%
      Ellisville, MS4,5613530%
      San Diego, TX4,5633040%
      Source: The San Diego, TX 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.