TODAY NOV07
TEMPERATURE36
HUMIDITY100
PRESSURE102850
WIND COND.310 7.6
  • 5938Fri
  • 5040Sat80%70%
  • 5436Sun
  • 6037
  • 6140Tue
daynightWeather update from Carroll at
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Weather Quick Facts

  • The highest monthly average temperature in Dedham for July is 74 degrees
  • The lowest monthly average temperature in Dedham for January is 21 degrees
  • The most monthly precipitation in Dedham occurs in August with 2.2 inches
  • The air quality index in Dedham is 12% better than the national average
  • The pollution index in Dedham is 81% better than the national average

Compare Dedham, IA Weather

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      Dedham 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
      January12°F31°F21°F0.7"
      February15°F35°F24°F0.6"
      March29°F50°F38°F1.0"
      April40°F64°F51°F1.2"
      May50°F75°F62°F1.5"
      June61°F84°F72°F1.9"
      July63°F86°F74°F1.3"
      August61°F83°F71°F2.2"
      September53°F79°F65°F2.1"
      October41°F67°F53°F1.6"
      November30°F52°F39°F0.8"
      December18°F37°F26°F0.9"

      Dedham 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.
      IndexDedhamIowaNational
      Air quality index373942
      Pollution index517,6911,154,5352,726,193

      Dedham air quality

      MeasurementTotal
      Days measured214
      Days with good air quality210
      Days with moderate air quality4
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      Air quality details

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

      Average monthly Dedham temperature with heat index

      Dedham monthly precipitation with daily maximum

      Dedham monthly snow depth with daily maximum

      Dedham monthly wind speed information

      Nearby cities with good air quality

      CityPopulationAir Quality IndexNational Avg.
      Westside, IA2483530.0%
      Glidden, IA1,0273726.0%
      Halbur, IA2503726.0%
      Willey, IA1063726.0%
      Bayard, IA3323726.0%
      Dedham, IA2503726.0%

      Cities with similar population

      CityPopulationAir Quality IndexNational Avg.
      Mineral, CA2504118.0%
      Potrero, CA2506428.0%
      Jamestown, CO250476.0%
      Puako, HI2501668.0%
      Halbur, IA2503726.0%
      Dedham, IA2503726.0%
      Source: The Dedham, 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.