TODAY MAR04
TEMPERATURE50
HUMIDITY62
PRESSURE30.17
WIND COND. 7.6
  • 5430Fri
  • 6039Sat
  • 6241Sun
  • 6247Mon
  • 6745Tue
daynightWeather update from Atlantic at

Key findings

  • The highest monthly average temperature in Tennant for July is 78 degrees
  • The lowest monthly average temperature in Tennant for January is 24 degrees
  • The most monthly precipitation in Tennant occurs in August with 6.1 inches
  • The air quality index in Tennant is 20% better than the national average
  • The pollution index in Tennant is 14% better than the national average

Compare Tennant, IA Weather

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      Tennant 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"

      Tennant 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.
      IndexTennantIowaNational
      Air quality index403950
      Pollution index4,349,9301,643,8365,066,862

      Tennant air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality283
      Days with moderate air quality82
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Tennant air quality information

      PollutantTotal
      Arsenic0.210%
      Benzene0.040%
      Carbon Tetrachloride0.004%
      Lead0.100%
      Mercury0.160%

      Average monthly Tennant temperature with heat index

      Tennant monthly precipitation with daily maximum

      Tennant monthly snow depth with daily maximum

      Tennant monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Irwin, IA3284020%
      Harlan, IA5,0084020%
      Panama, IA2014020%
      Minden, IA6344020%
      Kirkman, IA654020%
      Tennant, IA734020%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Pinehill, NM731766%
      Gay, GA734216%
      Vining, IA733922%
      Weston, CO731570%
      Kings Valley, OR731766%
      Tennant, IA734020%
      Source: The Tennant, 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.