TODAY MAY29
TEMPERATURE67
HUMIDITY78
PRESSURE29.9
WIND COND.360 9.2
  • 7050Fri
  • 7150Sat
  • 7254Sun
  • 7363Mon
  • 8569Tue
daynightWeather update from Galesburg Municipal Airport at
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Alpha 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°F34°F24°F3.4"
February18°F36°F26°F3.6"
March32°F52°F41°F3.5"
April41°F65°F52°F6.9"
May52°F74°F63°F7.1"
June62°F83°F72°F7.9"
July65°F86°F75°F8.4"
August63°F84°F73°F7.4"
September54°F78°F65°F8.9"
October44°F66°F54°F5.8"
November32°F52°F41°F4.0"
December22°F37°F29°F4.5"

Did you know?

  • The highest monthly average temperature in Alpha for July is 75 degrees.
  • The lowest monthly average temperature in Alpha for January is 24 degrees.
  • The most monthly precipitation in Alpha occurs in September with 8.9 inches.
  • The air quality index in Alpha is 11% worse than the national average.
  • The pollution index in Alpha is 66% better than the national average.

Compare Alpha, IL Weather To Other Cities

      vs

      Alpha 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.
      IndexAlphaIllinoisNational
      Air quality index554150
      Pollution index1,709,2303,347,2955,066,862

      Alpha air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality137
      Days with moderate air quality225
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality

      Alpha air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.050%
      Carbon Tetrachloride0.040%
      Lead0.001%
      Mercury0.001%

      Average monthly Alpha temperature with heat index

      Alpha monthly precipitation with daily maximum

      Alpha monthly snow depth with daily maximum

      Alpha monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Victoria, IL298484%
      Wataga, IL778484%
      Altona, IL5355510%
      Coyne Center, IL1,0835510%
      Oneida, IL7005510%
      Alpha, IL5875510%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Pueblitos, NM587512%
      Valley Bend, WV5873432%
      Rosalia, WA5873922%
      Walnuttown, PA5874510%
      Warren, TX5874412%
      Alpha, IL5875510%
      Source: The Alpha, 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.