TODAY MAY16
TEMPERATURE67
HUMIDITY56
PRESSURE30.16
WIND COND.150 7.6
  • 7059Mon80%60%
  • 7261Tue40%50%
  • 8065Wed30%
  • 8266Thu
  • 8365Fri
daynightWeather update from Illinois Valley Regional Airport at

Key findings

  • The highest monthly average temperature in Dalzell for July is 75.2 degrees
  • The lowest monthly average temperature in Dalzell for January is 25.7 degrees
  • The most monthly precipitation in Dalzell occurs in August with 8.2 inches
  • The air quality index in Dalzell is 100% better than the national average
  • The pollution index in Dalzell is 59% better than the national average

Compare Dalzell, IL Weather

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      Dalzell 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
      January18°F34°F26°F3.3"
      February19°F35°F26°F3.0"
      March32°F51°F40°F4.3"
      April42°F64°F52°F7.2"
      May53°F75°F63°F8.0"
      June62°F83°F72°F7.5"
      July66°F85°F75°F7.1"
      August64°F83°F73°F8.2"
      September56°F78°F66°F6.3"
      October45°F65°F54°F6.6"
      November34°F51°F42°F4.3"
      December23°F37°F30°F3.5"

      Dalzell 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.
      IndexDalzellIllinoisNational
      Air quality index04150
      Pollution index2,097,7403,347,2955,066,862

      Dalzell air quality information

      MeasurementTotal
      Days measured335
      Days with good air quality334
      Days with moderate air quality1
      Days w/ poor A.Q. for sensitive groups0
      Days with unhealthy air quality0

      Dalzell air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.060%
      Carbon Tetrachloride0.000%
      Lead0.001%
      Mercury0.300%

      Average monthly Dalzell temperature with heat index

      Dalzell monthly precipitation with daily maximum

      Dalzell monthly snow depth with daily maximum

      Dalzell monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Arlington, IL1990100%
      Cherry, IL4780100%
      Ohio, IL4700100%
      Hennepin, IL8150100%
      Hollowayville, IL520100%
      Dalzell, IL7190100%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Teec Nos Pos, AZ719492%
      Neffs, OH7193922%
      Humboldt, SD7193628%
      Stewardson, IL7194020%
      Iron Station, NC7193628%
      Dalzell, IL7190100%
      Source: The Dalzell, IL 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.