TODAY MAY14
TEMPERATURE54
HUMIDITY54
PRESSURE30.28
WIND COND.170 14.8
  • 6851Sat30%20%
  • 7154Sun20%40%
  • 7555Mon40%30%
  • 7559Tue30%
  • 7661Wed30%50%
daynightWeather update from Newton Municipal at

Key findings

  • The highest monthly average temperature in Colfax for July is 77.4 degrees
  • The lowest monthly average temperature in Colfax for January is 23.5 degrees
  • The most monthly precipitation in Colfax occurs in June with 6.5 inches
  • The air quality index in Colfax is 22% better than the national average
  • The pollution index in Colfax is 22% better than the national average

Compare Colfax, IA Weather

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      Colfax 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°F35°F23°F0.9"
      February17°F39°F26°F1.2"
      March30°F54°F41°F2.2"
      April41°F67°F53°F4.9"
      May51°F76°F63°F4.9"
      June62°F86°F74°F6.5"
      July66°F89°F77°F4.2"
      August64°F87°F75°F5.1"
      September56°F81°F68°F3.7"
      October43°F68°F55°F3.2"
      November31°F54°F42°F1.8"
      December18°F38°F27°F2.1"

      Colfax 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.
      IndexColfaxIowaNational
      Air quality index393950
      Pollution index3,955,0601,643,8365,066,862

      Colfax air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality306
      Days with moderate air quality59
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Colfax air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.020%
      Carbon Tetrachloride0.002%
      Lead0.002%
      Mercury0.000%

      Average monthly Colfax temperature with heat index

      Colfax monthly precipitation with daily maximum

      Colfax monthly snow depth with daily maximum

      Colfax monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Baxter, IA1,0813726%
      Maxwell, IA8393726%
      Altoona, IA16,6923922%
      Lambs Grove, IA2003922%
      Valeria, IA463922%
      Colfax, IA1,9253922%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Reynolds Heights, PA1,9254216%
      Constantine, MI1,9253726%
      Ingram, TX1,925492%
      Dunlap, OH1,926548%
      Shamrock, TX1,9244412%
      Colfax, IA1,9253922%
      Source: The Colfax, 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.