TODAY MAR09
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 7154Tue50%
  • 6639Wed60%50%
  • 5232Thu30%
  • 5328Fri
  • 4729Sat
daynightWeather update from Grinnell Municipal Airfield at

Key findings

  • The highest monthly average temperature in Deep River for July is 74 degrees
  • The lowest monthly average temperature in Deep River for January is 21 degrees
  • The most monthly precipitation in Deep River occurs in June with 7.8 inches
  • The air quality index in Deep River is 30% better than the national average
  • The pollution index in Deep River is 86% better than the national average

Compare Deep River, IA Weather

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      Deep River 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°F30°F21°F1.4"
      February17°F33°F24°F2.7"
      March31°F50°F39°F3.7"
      April40°F63°F50°F7.2"
      May52°F74°F62°F7.7"
      June62°F82°F72°F7.8"
      July65°F85°F74°F7.6"
      August63°F82°F72°F7.4"
      September54°F77°F64°F7.1"
      October43°F64°F53°F6.9"
      November32°F50°F40°F3.7"
      December20°F35°F27°F5.3"

      Deep River 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.
      IndexDeep RiverIowaNational
      Air quality index353950
      Pollution index684,4641,643,8365,066,862

      Deep River air quality information

      MeasurementTotal
      Days measured364
      Days with good air quality278
      Days with moderate air quality86
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Deep River air quality information

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

      Average monthly Deep River temperature with heat index

      Deep River monthly precipitation with daily maximum

      Deep River monthly snow depth with daily maximum

      Deep River monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Barnes City, IA2653530%
      Thornburg, IA753530%
      Gibson, IA483530%
      What Cheer, IA7293530%
      Webster, IA1283530%
      Deep River, IA2523530%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Mayhill, NM2521080%
      Sparks, OK2523628%
      Edgar Springs, MO2523922%
      Akron, AL2523530%
      Jefferson borough (Greene County), PA2524118%
      Deep River, IA2523530%
      Source: The Deep River, 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.