TODAY MAR08
TEMPERATURE52
HUMIDITY45
PRESSURE30.2
WIND COND.180 18.4
  • 6545Mon
  • 6953Tue
  • 6740Wed60%40%
  • 5231Thu50%
  • 5031Fri
daynightWeather update from Grinnell Municipal Airfield at

Key findings

  • The highest monthly average temperature in Montezuma for July is 74 degrees
  • The lowest monthly average temperature in Montezuma for January is 21 degrees
  • The most monthly precipitation in Montezuma occurs in June with 7.8 inches
  • The air quality index in Montezuma is 22% better than the national average
  • The pollution index in Montezuma is 86% better than the national average

Compare Montezuma, IA Weather

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      Montezuma 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"

      Montezuma 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.
      IndexMontezumaIowaNational
      Air quality index393950
      Pollution index684,4641,643,8365,066,862

      Montezuma air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality287
      Days with moderate air quality78
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Montezuma air quality information

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

      Average monthly Montezuma temperature with heat index

      Montezuma monthly precipitation with daily maximum

      Montezuma monthly snow depth with daily maximum

      Montezuma monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Keswick, IA2413530%
      Barnes City, IA2653530%
      Thornburg, IA753530%
      Deep River, IA2523530%
      Gibson, IA483530%
      Montezuma, IA1,5913922%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Perry, OH1,5913432%
      Marks, MS1,5913334%
      Nanawale Estates, HI1,5901668%
      Wofford Heights, CA1,5906734%
      Inman Mills, SC1,5924412%
      Montezuma, IA1,5913922%
      Source: The Montezuma, 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.