TODAY MAY13
TEMPERATURE38
HUMIDITY72
PRESSURE30.4
WIND COND.
  • 6644Thu
  • 6952Fri
  • 6855Sat40%50%
  • 7260Sun70%70%
  • 7560Mon60%60%
daynightWeather update from St. Louis Regional Airport at

Key findings

  • The highest monthly average temperature in Fidelity for July is 76.5 degrees
  • The lowest monthly average temperature in Fidelity for January is 31.2 degrees
  • The most monthly precipitation in Fidelity occurs in July with 7.3 inches
  • The air quality index in Fidelity is 9% worse than the national average
  • The pollution index in Fidelity is 77% better than the national average

Compare Fidelity, IL Weather

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      Fidelity 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
      January24°F41°F31°F3.4"
      February25°F43°F33°F3.7"
      March38°F57°F46°F3.1"
      April47°F68°F56°F6.6"
      May56°F76°F65°F6.1"
      June65°F85°F75°F3.5"
      July67°F87°F77°F7.3"
      August66°F86°F75°F6.8"
      September58°F80°F68°F4.4"
      October47°F68°F57°F6.7"
      November36°F56°F45°F4.9"
      December28°F43°F35°F6.3"

      Fidelity 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.
      IndexFidelityIllinoisNational
      Air quality index544150
      Pollution index1,150,6703,347,2955,066,862

      Fidelity air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality134
      Days with moderate air quality221
      Days w/ poor A.Q. for sensitive groups8
      Days with unhealthy air quality2

      Fidelity air quality information

      PollutantTotal
      Arsenic0.001%
      Benzene0.030%
      Carbon Tetrachloride0.000%
      Lead0.000%
      Mercury0.000%

      Average monthly Fidelity temperature with heat index

      Fidelity monthly precipitation with daily maximum

      Fidelity monthly snow depth with daily maximum

      Fidelity monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Greenfield, IL1,3174020%
      Hettick, IL1254020%
      Chesterfield, IL3364020%
      Dorchester, IL133548%
      Royal Lakes, IL134548%
      Fidelity, IL161548%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Elko, SC161476%
      Kenny Lake, AK1613138%
      Yoder, WY1611962%
      Maxwell, NM1611570%
      Burr Oak, KS1611962%
      Fidelity, IL161548%
      Source: The Fidelity, 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.