TODAY MAY27
TEMPERATURE70
HUMIDITY100
PRESSURE29.72
WIND COND.270 4.7
  • 7562Wed20%20%
  • 7754Thu50%40%
  • 7453Fri
  • 7156Sat
  • 7561Sun
daynightWeather update from Atlantic at
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Griswold 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
January14°F37°F24°F0.6"
February16°F41°F27°F0.9"
March29°F56°F41°F1.5"
April40°F67°F53°F3.8"
May50°F77°F63°F5.2"
June62°F87°F74°F4.9"
July66°F91°F78°F3.1"
August64°F88°F75°F6.1"
September55°F82°F67°F3.7"
October42°F69°F54°F3.0"
November29°F55°F41°F1.0"
December17°F39°F27°F1.7"

Did you know?

  • The highest monthly average temperature in Griswold for July is 78 degrees.
  • The lowest monthly average temperature in Griswold for January is 24 degrees.
  • The most monthly precipitation in Griswold occurs in August with 6.1 inches.
  • The air quality index in Griswold is 3% better than the national average.
  • The pollution index in Griswold is 93% better than the national average.

Compare Griswold, IA Weather To Other Cities

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      Griswold 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.
      IndexGriswoldIowaNational
      Air quality index483950
      Pollution index338,7731,643,8365,066,862

      Griswold air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality197
      Days with moderate air quality164
      Days w/ poor A.Q. for sensitive groups4
      Days with unhealthy air quality

      Griswold air quality information

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

      Average monthly Griswold temperature with heat index

      Griswold monthly precipitation with daily maximum

      Griswold monthly snow depth with daily maximum

      Griswold monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Elliott, IA472484%
      Lewis, IA553484%
      Wiota, IA86484%
      Atlantic, IA6,817484%
      Emerson, IA525484%
      Griswold, IA1,176484%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Cleveland, AL1,1763530%
      Vander, NC1,1763726%
      Kensington, NY1,176536%
      West Buechel, KY1,1755510%
      Scobey, MT1,1754118%
      Griswold, IA1,176484%
      Source: The Griswold, 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.