Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 15°F | 31°F | 23°F | 1.3" |
February | 16°F | 32°F | 24°F | 1.2" |
March | 28°F | 45°F | 36°F | 2.4" |
April | 37°F | 58°F | 46°F | 3.9" |
May | 47°F | 70°F | 58°F | 3.3" |
June | 57°F | 79°F | 67°F | 3.7" |
July | 61°F | 83°F | 72°F | 4.6" |
August | 60°F | 81°F | 70°F | 4.0" |
September | 53°F | 74°F | 63°F | 3.0" |
October | 43°F | 62°F | 52°F | 3.1" |
November | 32°F | 49°F | 40°F | 1.8" |
December | 21°F | 36°F | 28°F | 1.8" |
Index | Channel Lake | Illinois | National |
Air quality index | 39 | 41 | 42 |
Pollution index | 4,811,660 | 3,148,694 | 2,726,193 |
Measurement | Total |
Days measured | 203 |
Days with good air quality | 174 |
Days with moderate air quality | 28 |
Days w/ poor A.Q. for sensitive groups | 1 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.004% |
Benzene | 0.080% |
Carbon Tetrachloride | 0.010% |
Lead | 0.040% |
Mercury | 0.010% |
City | Population | Air Quality Index | National Avg. |
Hebron, IL | 1,730 | 37 | 26.0% |
Lake Geneva, WI | 7,872 | 37 | 26.0% |
Lake Ivanhoe, WI | 398 | 37 | 26.0% |
Springfield, WI | 131 | 37 | 26.0% |
Greenwood, IL | 352 | 37 | 26.0% |
Channel Lake, IL | 1,784 | 39 | 22.0% |
City | Population | Air Quality Index | National Avg. |
Leilani Estates, HI | 1,784 | 16 | 68.0% |
Fredericksburg, PA | 1,784 | 42 | 16.0% |
Saint-Placide, QC | 1,784 | n/a | |
Musqueam 2, BC | 1,784 | n/a | |
Heritage Pines, FL | 1,783 | 30 | 40.0% |
Channel Lake, IL | 1,784 | 39 | 22.0% |