TODAY OCT21
TEMPERATURE49
HUMIDITY33
PRESSURE30.12
WIND COND.210 9.2
  • 5839Mon
  • 4937Tue
  • 4836Wed
  • 4937Thu
  • 5140Fri
daynightWeather update from Chicago, Chicago-O'Hare International Airport at
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Niles 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
January16°F34°F25°F2.3"
February18°F36°F27°F2.3"
March29°F49°F39°F2.8"
April38°F63°F50°F3.9"
May48°F73°F60°F5.4"
June59°F83°F71°F4.5"
July64°F86°F75°F5.2"
August63°F84°F74°F4.4"
September56°F78°F66°F3.6"
October44°F65°F54°F3.4"
November32°F52°F42°F2.3"
December21°F38°F29°F2.9"

Did you know?

  • The highest monthly average temperature in Niles for July is 75 degrees.
  • The lowest monthly average temperature in Niles for January is 25 degrees.
  • The most monthly precipitation in Niles occurs in May with 5.4 inches.
  • The air quality index in Niles is 20% worse than the national average.
  • The pollution index in Niles is 25% better than the national average.

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Niles 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.
IndexNilesIllinoisNational
Air quality index604150
Pollution index3,795,4103,347,2955,066,862

Niles air quality information

MeasurementTotal
Days measured365
Days with good air quality72
Days with moderate air quality281
Days w/ poor A.Q. for sensitive groups11
Days with unhealthy air quality1

Niles air quality information

PollutantTotal
Arsenic0.030%
Benzene0.050%
Carbon Tetrachloride0.010%
Lead0.003%
Mercury0.310%

Average monthly Niles temperature with heat index

Niles monthly precipitation with daily maximum

Niles monthly snow depth with daily maximum

Niles monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Arlington Heights, IL75,7216020%
Berkeley, IL5,2016020%
Brookfield, IL18,9666020%
Deerfield, IL18,6866020%
Elmhurst, IL45,7426020%
Niles, IL29,6286020%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Sterling, VA29,597492%
San Carlos, CA29,596484%
Granite City, IL29,6626020%
Bay Shore, NY29,704476%
Gloucester, MA29,546476%
Niles, IL29,6286020%
Source: The Niles, 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.