TODAY NOV21
TEMPERATURE37
HUMIDITY61
PRESSURE102000
WIND COND.320 33.5
  • 4427Fri
  • 5039Sat
  • 5729Sun
  • 3821Mon
  • 3723Tue
daynightWeather update from Lamoni, Lamoni Municipal Airport at
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Weather Quick Facts

  • The highest monthly average temperature in Sun Valley Lake for July is 76.2 degrees
  • The lowest monthly average temperature in Sun Valley Lake for January is 23.9 degrees
  • The most monthly precipitation in Sun Valley Lake occurs in August with 10.2 inches
  • The air quality index in Sun Valley Lake is 7% better than the national average
  • The pollution index in Sun Valley Lake is 46% better than the national average

Compare Sun Valley Lake, IA Weather

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      Sun Valley Lake 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
      January17°F33°F24°F2.8"
      February20°F37°F27°F3.3"
      March33°F55°F43°F3.3"
      April42°F63°F51°F6.4"
      May53°F74°F63°F7.9"
      June63°F82°F72°F9.5"
      July66°F87°F76°F3.7"
      August67°F87°F76°F10.2"
      September57°F79°F67°F7.1"
      October46°F66°F55°F5.5"
      November32°F52°F41°F3.2"
      December18°F33°F25°F3.4"

      Sun Valley Lake 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.
      IndexSun Valley LakeIowaNational
      Air quality index393942
      Pollution index1,469,5401,154,5352,726,193

      Sun Valley Lake air quality

      MeasurementTotal
      Days measured365
      Days with good air quality306
      Days with moderate air quality59
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Air quality details

      PollutantTotal
      Arsenic0.000%
      Benzene0.010%
      Carbon Tetrachloride0.001%
      Lead0.002%
      Mercury0.000%

      Average monthly Sun Valley Lake temperature with heat index

      Sun Valley Lake monthly precipitation with daily maximum

      Sun Valley Lake monthly snow depth with daily maximum

      Sun Valley Lake monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Decatur City, IA1923922.0%
      Van Wert, IA1373922.0%
      Shannon City, IA1083922.0%
      Afton, IA9013922.0%
      Diagonal, IA4753922.0%
      Sun Valley Lake, IA1883922.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Adak, AK1883138.0%
      Halibut Cove, AK1883138.0%
      Nikolaevsk, AK1883138.0%
      Bluff City, AR1883236.0%
      Pinion Pines, AZ1881374.0%
      Sun Valley Lake, IA1883922.0%
      Source: The Sun Valley Lake, IA 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.