TODAY MAY16
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 6856Mon20%
  • 7155Tue
  • 7456Wed
  • 6752Thu
  • 6952Fri
daynightWeather update from EW3070 Rancho San Diego at

Key findings

  • The highest monthly average temperature in Spring Valley for August is 70.3 degrees
  • The lowest monthly average temperature in Spring Valley for December is 55 degrees
  • The most monthly precipitation in Spring Valley occurs in December with 2 inches
  • The air quality index in Spring Valley is 29% worse than the national average
  • The pollution index in Spring Valley is 804% worse than the national average

Compare Spring Valley, CA Weather

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      Spring Valley 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
      January44°F68°F56°F1.6"
      February45°F68°F56°F1.7"
      March47°F70°F58°F1.1"
      April50°F71°F60°F0.7"
      May55°F72°F62°F0.4"
      June58°F76°F65°F0.0"
      July63°F80°F69°F0.1"
      August63°F81°F70°F0.0"
      September61°F81°F70°F0.2"
      October56°F79°F66°F0.5"
      November50°F74°F61°F0.9"
      December44°F67°F55°F2.0"

      Spring Valley 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.
      IndexSpring ValleyCaliforniaNational
      Air quality index645550
      Pollution index45,820,50018,106,7265,066,862

      Spring Valley 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

      Spring Valley air quality information

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

      Average monthly Spring Valley temperature with heat index

      Spring Valley monthly precipitation with daily maximum

      Spring Valley monthly snow depth with daily maximum

      Spring Valley monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      National City, CA60,3496428%
      Bostonia, CA16,2956428%
      Eucalyptus Hills, CA5,5836428%
      La Mesa, CA59,1256428%
      Imperial Beach, CA27,1806428%
      Spring Valley, CA30,1286428%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Lawrenceville, GA30,1273726%
      Holly Springs, NC30,126468%
      Burlingame, CA30,1184314%
      Orcutt, CA30,109468%
      Myrtle Beach, SC30,1061472%
      Spring Valley, CA30,1286428%
      Source: The Spring Valley, 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.