Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 17°F | 34°F | 25°F | 3.1" |
February | 18°F | 36°F | 27°F | 2.2" |
March | 28°F | 50°F | 38°F | 2.7" |
April | 38°F | 64°F | 50°F | 3.6" |
May | 48°F | 74°F | 61°F | 4.2" |
June | 58°F | 83°F | 70°F | 4.2" |
July | 62°F | 85°F | 73°F | 4.5" |
August | 60°F | 83°F | 72°F | 4.9" |
September | 53°F | 78°F | 65°F | 4.0" |
October | 43°F | 65°F | 53°F | 4.5" |
November | 32°F | 52°F | 41°F | 2.6" |
December | 22°F | 38°F | 30°F | 2.8" |
Index | Niles | Michigan | National |
Air quality index | 39 | 69 | 42 |
Pollution index | 4,961,970 | 4,161,606 | 2,726,193 |
Measurement | Total |
Days measured | 260 |
Days with good air quality | 232 |
Days with moderate air quality | 26 |
Days w/ poor A.Q. for sensitive groups | 2 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.010% |
Benzene | 0.060% |
Carbon Tetrachloride | 0.010% |
Lead | 0.020% |
Mercury | 0.010% |
City | Population | Air Quality Index | National Avg. |
Simonton Lake, IN | 5,081 | 37 | 26.0% |
Osceola, IN | 3,323 | 37 | 26.0% |
Elkhart, IN | 52,657 | 37 | 26.0% |
Buchanan, MI | 4,270 | 39 | 22.0% |
Edwardsburg, MI | 1,115 | 39 | 22.0% |
Niles, MI | 11,168 | 39 | 22.0% |
City | Population | Air Quality Index | National Avg. |
Jefferson Hills, PA | 11,166 | 56 | 12.0% |
Summit, IL | 11,171 | 55 | 10.0% |
Lower Burrell, PA | 11,158 | 56 | 12.0% |
Ionia, MI | 11,178 | 38 | 24.0% |
Weyburn, SK | 11,179 | n/a | |
Niles, MI | 11,168 | 39 | 22.0% |