Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 17°F | 32°F | 24°F | 1.8" |
February | 17°F | 33°F | 24°F | 1.2" |
March | 27°F | 46°F | 35°F | 2.1" |
April | 37°F | 59°F | 48°F | 2.7" |
May | 48°F | 71°F | 60°F | 4.1" |
June | 58°F | 80°F | 69°F | 3.5" |
July | 62°F | 83°F | 73°F | 3.4" |
August | 61°F | 81°F | 71°F | 3.2" |
September | 54°F | 74°F | 63°F | 3.2" |
October | 43°F | 62°F | 52°F | 2.7" |
November | 32°F | 49°F | 40°F | 1.9" |
December | 23°F | 36°F | 29°F | 1.7" |
Index | Sylvan Lake | Michigan | National |
Air quality index | 56 | 69 | 42 |
Pollution index | 30,180,300 | 4,161,606 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 135 |
Days with moderate air quality | 217 |
Days w/ poor A.Q. for sensitive groups | 13 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.030% |
Benzene | 0.390% |
Carbon Tetrachloride | 0.080% |
Lead | 0.130% |
Mercury | 0.010% |
City | Population | Air Quality Index | National Avg. |
Lake Orion, MI | 3,143 | 38 | 24.0% |
Oxford, MI | 3,542 | 38 | 24.0% |
Village of Clarkston, MI | 818 | 38 | 24.0% |
Holly, MI | 6,151 | 38 | 24.0% |
Milford, MI | 6,502 | 40 | 20.0% |
Sylvan Lake, MI | 1,799 | 56 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Priest River, ID | 1,799 | 43 | 14.0% |
Argos, IN | 1,799 | 42 | 16.0% |
Howard City, MI | 1,799 | 38 | 24.0% |
La Luz, NM | 1,799 | 10 | 80.0% |
Linntown, PA | 1,799 | 35 | 30.0% |
Sylvan Lake, MI | 1,799 | 56 | 12.0% |