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Key findings

  • The highest monthly average temperature in Three Rocks for July is 82.9 degrees
  • The lowest monthly average temperature in Three Rocks for December is 46 degrees
  • The most monthly precipitation in Three Rocks occurs in January with 1.5 inches
  • The air quality index in Three Rocks is 1% worse than the national average
  • The pollution index in Three Rocks is 26% better than the national average

Compare Three Rocks, CA Weather

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      Three Rocks 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
      January36°F58°F46°F1.5"
      February39°F65°F51°F1.2"
      March42°F72°F57°F1.0"
      April46°F78°F62°F0.6"
      May52°F87°F70°F0.3"
      June58°F95°F78°F0.1"
      July63°F101°F83°F0.0"
      August62°F99°F81°F0.0"
      September58°F94°F76°F0.0"
      October49°F83°F65°F0.3"
      November41°F69°F54°F0.6"
      December35°F59°F46°F1.3"

      Three Rocks 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.
      IndexThree RocksCaliforniaNational
      Air quality index505550
      Pollution index3,767,19018,106,7265,066,862

      Three Rocks air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality189
      Days with moderate air quality163
      Days w/ poor A.Q. for sensitive groups13
      Days with unhealthy air quality0

      Three Rocks air quality information

      PollutantTotal
      Arsenic0.250%
      Benzene0.040%
      Carbon Tetrachloride0.000%
      Lead0.050%
      Mercury0.060%

      Average monthly Three Rocks temperature with heat index

      Three Rocks monthly precipitation with daily maximum

      Three Rocks monthly snow depth with daily maximum

      Three Rocks monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Cantua Creek, CA43450= 100
      Tranquillity, CA72450= 100
      San Joaquin, CA4,0116020%
      Three Rocks, CA25850= 100

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Unadilla, NE2583138%
      Lakeridge, NV2584118%
      Northfork, WV258295490%
      Ashford, WA2582060%
      Hillsdale, KS258476%
      Three Rocks, CA25850= 100
      Source: The Three Rocks, 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.