TODAY FEB27
TEMPERATURE38
HUMIDITY92
PRESSURE29.88
WIND COND.240 9.4
  • 5841Sat
  • 5125Sun
  • 4424Mon
  • 4833Tue
  • 5433Wed
daynightWeather update from Peoria - General Downing-Peoria International Airport at

Key findings

  • The highest monthly average temperature in Banner for July is 76 degrees
  • The lowest monthly average temperature in Banner for January is 26 degrees
  • The most monthly precipitation in Banner occurs in June with 5.4 inches
  • The air quality index in Banner is 18% better than the national average
  • The pollution index in Banner is 80% better than the national average

Compare Banner, IL Weather

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      Banner 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
      January17°F37°F26°F2.3"
      February18°F39°F28°F2.1"
      March31°F54°F42°F3.1"
      April41°F67°F54°F4.7"
      May51°F77°F64°F4.4"
      June62°F85°F73°F5.4"
      July65°F88°F76°F3.4"
      August64°F86°F74°F3.5"
      September56°F81°F68°F4.1"
      October44°F68°F55°F3.4"
      November33°F55°F43°F2.9"
      December22°F39°F30°F2.7"

      Banner 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.
      IndexBannerIllinoisNational
      Air quality index414150
      Pollution index1,001,7103,347,2955,066,862

      Banner air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality285
      Days with moderate air quality78
      Days w/ poor A.Q. for sensitive groups2
      Days with unhealthy air quality0

      Banner air quality information

      PollutantTotal
      Arsenic0.004%
      Benzene0.040%
      Carbon Tetrachloride0.000%
      Lead0.010%
      Mercury0.020%

      Average monthly Banner temperature with heat index

      Banner monthly precipitation with daily maximum

      Banner monthly snow depth with daily maximum

      Banner monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Havana, IL3,2514118%
      Fairview, IL5064118%
      Dunfermline, IL3134118%
      Hanna City, IL1,2274118%
      Manito, IL1,5144118%
      Banner, IL2154118%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Lake Bronson, MN2153334%
      Holbrook, NE2151962%
      Opdyke, IL2154314%
      Kaycee, WY2154216%
      Raisin City, CA2156020%
      Banner, IL2154118%
      Source: The Banner, 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.