TODAY FEB25
TEMPERATURE
HUMIDITY69
PRESSURE30.23
WIND COND.270 18.4
  • 3618Thu
  • 4031Fri60%
  • 4328Sat
  • 4018Sun
  • 3215Mon
daynightWeather update from Monroe Municipal Airport at

Key findings

  • The highest monthly average temperature in Lake Summerset for July is 72 degrees
  • The lowest monthly average temperature in Lake Summerset for January is 21 degrees
  • The most monthly precipitation in Lake Summerset occurs in June with 9.5 inches
  • The air quality index in Lake Summerset is 16% better than the national average
  • The pollution index in Lake Summerset is 65% better than the national average

Compare Lake Summerset, IL Weather

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      Lake Summerset 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°F28°F21°F1.7"
      February16°F30°F23°F2.3"
      March29°F46°F36°F2.7"
      April39°F59°F48°F4.4"
      May50°F71°F60°F4.6"
      June60°F79°F69°F9.5"
      July64°F82°F72°F7.7"
      August62°F80°F71°F6.1"
      September54°F74°F63°F4.2"
      October43°F61°F51°F4.4"
      November32°F47°F38°F3.3"
      December20°F32°F26°F1.1"

      Lake Summerset 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.
      IndexLake SummersetIllinoisNational
      Air quality index424150
      Pollution index1,767,9803,347,2955,066,862

      Lake Summerset air quality information

      MeasurementTotal
      Days measured341
      Days with good air quality240
      Days with moderate air quality100
      Days w/ poor A.Q. for sensitive groups1
      Days with unhealthy air quality0

      Lake Summerset air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.040%
      Carbon Tetrachloride0.010%
      Lead0.001%
      Mercury0.003%

      Average monthly Lake Summerset temperature with heat index

      Lake Summerset monthly precipitation with daily maximum

      Lake Summerset monthly snow depth with daily maximum

      Lake Summerset monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Footville, WI7183824%
      Hanover, WI1773824%
      Juda, WI2893824%
      Brodhead, WI3,3193824%
      Orfordville, WI1,3113824%
      Lake Summerset, IL1,9434216%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Hanscom AFB, MA1,9434314%
      Collinsville, AL1,9433922%
      Ridgeville, SC1,9442942%
      Tremont, IL1,9424118%
      Brockway, PA1,9453334%
      Lake Summerset, IL1,9434216%
      Source: The Lake Summerset, 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.