TODAY APR19
TEMPERATURE56
HUMIDITY37
PRESSURE29.82
WIND COND.260 13
  • 4431Mon50%30%
  • 4128Tue30%
  • 4529Wed
  • 5639Thu
  • 5641Fri40%
daynightWeather update from Dubuque, Dubuque Regional Airport at

Key findings

  • The highest monthly average temperature in Centralia for July is 72.1 degrees
  • The lowest monthly average temperature in Centralia for January is 19.4 degrees
  • The most monthly precipitation in Centralia occurs in July with 6.9 inches
  • The air quality index in Centralia is 42% better than the national average
  • The pollution index in Centralia is 53% better than the national average

Compare Centralia, IA Weather

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      Centralia 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
      January10°F29°F19°F1.4"
      February12°F32°F22°F1.9"
      March25°F47°F36°F2.3"
      April36°F62°F49°F4.9"
      May47°F72°F59°F4.5"
      June58°F81°F69°F5.3"
      July61°F84°F72°F6.9"
      August59°F81°F70°F4.2"
      September51°F76°F63°F3.2"
      October40°F63°F51°F3.4"
      November28°F49°F38°F2.2"
      December15°F33°F24°F2.5"

      Centralia 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.
      IndexCentraliaIowaNational
      Air quality index293950
      Pollution index2,365,9501,643,8365,066,862

      Centralia air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality304
      Days with moderate air quality60
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Centralia air quality information

      PollutantTotal
      Arsenic0.170%
      Benzene0.030%
      Carbon Tetrachloride0.004%
      Lead0.040%
      Mercury0.010%

      Average monthly Centralia temperature with heat index

      Centralia monthly precipitation with daily maximum

      Centralia monthly snow depth with daily maximum

      Centralia monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Balltown, IA682942%
      Graf, IA832942%
      Sageville, IA712942%
      New Vienna, IA3812942%
      Bankston, IA282942%
      Centralia, IA1372942%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Woodston, KS1371962%
      Greensboro, IN1372844%
      Antietam, MD1374020%
      Devol, OK1372648%
      Springbrook, IA1374216%
      Centralia, IA1372942%
      Source: The Centralia, 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.