TODAY MAY30
TEMPERATURE63
HUMIDITY72
PRESSURE30.29
WIND COND.110 9.2
  • 7261Sun30%
  • 8668Mon20%
  • 9068Tue20%
  • 8463Wed30%
  • 8465Thu30%40%
daynightWeather update from Denison at
How would you rate the weather in Charter Oak?
Write a review to give others more information about this area.
How would you rate the air quality in Charter Oak?
Write a review to give others more information about this area.
See all Charter Oak poll results

Charter Oak 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
January13°F33°F22°F0.4"
February15°F37°F25°F0.7"
March29°F54°F40°F1.4"
April39°F66°F51°F3.5"
May51°F77°F63°F4.0"
June62°F86°F73°F5.1"
July65°F89°F76°F3.0"
August62°F85°F73°F4.9"
September53°F79°F65°F3.9"
October41°F67°F52°F2.4"
November28°F52°F39°F0.9"
December16°F36°F25°F1.2"

Did you know?

  • The highest monthly average temperature in Charter Oak for July is 76 degrees.
  • The lowest monthly average temperature in Charter Oak for January is 22 degrees.
  • The most monthly precipitation in Charter Oak occurs in June with 5.1 inches.
  • The air quality index in Charter Oak is 18% better than the national average.
  • The pollution index in Charter Oak is 89% better than the national average.

Compare Charter Oak, IA Weather To Other Cities

      vs

      Charter Oak 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.
      IndexCharter OakIowaNational
      Air quality index413950
      Pollution index565,4511,643,8365,066,862

      Charter Oak air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality254
      Days with moderate air quality110
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality

      Charter Oak air quality information

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

      Average monthly Charter Oak temperature with heat index

      Charter Oak monthly precipitation with daily maximum

      Charter Oak monthly snow depth with daily maximum

      Charter Oak monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Deloit, IA3724118%
      Kiron, IA2624118%
      Schleswig, IA8064118%
      Denison, IA8,3264118%
      Mapleton, IA1,2994118%
      Charter Oak, IA5964118%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Mosier, OR5962648%
      Alberton, MT5965510%
      Myrtle Springs, TX5963530%
      Five Points, NC5963726%
      Martin, KY5963824%
      Charter Oak, IA5964118%
      Source: The Charter Oak, 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.