TODAY APR22
TEMPERATURE55
HUMIDITY32
PRESSURE30.14
WIND COND.270 20.5
  • 5545Fri20%50%
  • 5937Sat60%20%
  • 5944Sun
  • 7558Mon
  • 8060Tue
daynightWeather update from Pontiac Municipal Airport at

Key findings

  • The highest monthly average temperature in Long Point for July is 74.7 degrees
  • The lowest monthly average temperature in Long Point for January is 26.6 degrees
  • The most monthly precipitation in Long Point occurs in July with 10.4 inches
  • The air quality index in Long Point is 100% better than the national average
  • The pollution index in Long Point is 53% worse than the national average

Compare Long Point, IL Weather

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      Long Point 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
      January19°F35°F27°F3.7"
      February20°F37°F28°F2.9"
      March33°F52°F41°F4.7"
      April42°F66°F53°F5.6"
      May54°F76°F64°F6.5"
      June63°F84°F73°F7.6"
      July65°F85°F75°F10.4"
      August62°F83°F72°F7.8"
      September55°F79°F66°F7.6"
      October44°F66°F54°F4.3"
      November34°F53°F42°F5.5"
      December24°F39°F31°F3.5"

      Long Point 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.
      IndexLong PointIllinoisNational
      Air quality index04150
      Pollution index7,745,2003,347,2955,066,862

      Long Point 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

      Long Point air quality information

      PollutantTotal
      Arsenic0.030%
      Benzene0.070%
      Carbon Tetrachloride0.020%
      Lead0.860%
      Mercury0.210%

      Average monthly Long Point temperature with heat index

      Long Point monthly precipitation with daily maximum

      Long Point monthly snow depth with daily maximum

      Long Point monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Lostant, IL4330100%
      Rutland, IL2340100%
      Ransom, IL3470100%
      Streator, IL13,1630100%
      Toluca, IL1,3160100%
      Long Point, IL2080100%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Peetz, CO2081962%
      Grasston, MN2083236%
      Scotsdale, MO208548%
      Pryorsburg, KY2084412%
      Hickory Ridge, AR2084510%
      Long Point, IL2080100%
      Source: The Long Point, 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.