TODAY JUN25
TEMPERATURE83
HUMIDITY51
PRESSURE29.98
WIND COND.
  • 8069Mon30%
  • 8268Tue60%70%
  • 8367Wed50%
  • 8972Thu
  • 9275Fri
daynightWeather update from Illinois Valley Regional Airport at

Troy Grove Average Weather

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
January-11°F66°F28°Fn/a
February-8°F57°F26°Fn/a
March10°F79°F39°Fn/a
April25°F90°F53°Fn/a
May27°F95°F62°Fn/a
June48°F97°F73°Fn/a
July50°F106°F75°Fn/a
August54°F99°F73°Fn/a
September36°F93°F67°Fn/a
October27°F90°F55°Fn/a
November12°F75°F42°Fn/a
December-8°F55°F28°Fn/a

Did you know?

  • The highest monthly average temperature in Troy Grove for July is 75 degrees.
  • The lowest monthly average temperature in Troy Grove for February is 26 degrees.
  • The most monthly precipitation in Troy Grove occurs in January with 0 inches.
  • The air quality index in Troy Grove is 97% better than the national average.
  • The pollution index in Troy Grove is 63% better than the national average.

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Compare Troy Grove, IL Weather To Other Cities

Troy Grove 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.
IndexTroy GroveIllinoisNational
Air quality index14150
Pollution index1,874,4903,347,2955,066,862

Troy Grove air quality information

MeasurementTotal
Days measured351
Days with good air quality351
Days with moderate air quality
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Troy Grove air quality information

PollutantTotal
Arsenic0.002%
Benzene0.030%
Carbon Tetrachloride0.010%
Lead0.010%
Mercury0.010%

Average monthly Troy Grove temperature with heat index

Troy Grove monthly precipitation with daily maximum

Troy Grove monthly snow depth with daily maximum

Troy Grove monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Cedar Point, IL335198%
De Pue, IL1,661198%
Ladd, IL1,178198%
Malden, IL309198%
North Utica, IL1,402198%
Troy Grove, IL281198%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Copeland, KS281688%
Newark, MD2813628%
Thornhill, KY2815510%
Wabbaseka, AR281476%
Bryant, IN2813628%
Troy Grove, IL281198%
Source: The Troy Grove, 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.