Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 16°F | 32°F | 24°F | 1.4" |
February | 17°F | 34°F | 25°F | 1.2" |
March | 30°F | 49°F | 38°F | 2.2" |
April | 39°F | 62°F | 50°F | 3.8" |
May | 49°F | 73°F | 60°F | 4.5" |
June | 59°F | 82°F | 70°F | 4.4" |
July | 63°F | 85°F | 74°F | 4.1" |
August | 62°F | 83°F | 72°F | 3.8" |
September | 54°F | 77°F | 65°F | 3.4" |
October | 43°F | 64°F | 53°F | 3.1" |
November | 32°F | 50°F | 40°F | 1.9" |
December | 21°F | 36°F | 29°F | 2.1" |
Index | Huntley | Illinois | National |
Air quality index | 42 | 41 | 42 |
Pollution index | 543,516 | 3,148,694 | 2,726,193 |
Measurement | Total |
Days measured | 341 |
Days with good air quality | 240 |
Days with moderate air quality | 100 |
Days w/ poor A.Q. for sensitive groups | 1 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.004% |
Carbon Tetrachloride | 0.000% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Prairie Grove, IL | 2,023 | 39 | 22.0% |
Island Lake, IL | 8,112 | 39 | 22.0% |
McCullom Lake, IL | 1,193 | 39 | 22.0% |
Wonder Lake, IL | 3,955 | 39 | 22.0% |
McHenry, IL | 26,889 | 39 | 22.0% |
Huntley, IL | 27,413 | 42 | 16.0% |
City | Population | Air Quality Index | National Avg. |
Oak Forest, IL | 27,403 | 55 | 10.0% |
Anderson, SC | 27,387 | 31 | 38.0% |
Short Pump, VA | 27,385 | 44 | 12.0% |
Bergenfield, NJ | 27,375 | 51 | 2.0% |
Mililani Town, HI | 27,459 | 30 | 40.0% |
Huntley, IL | 27,413 | 42 | 16.0% |