| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 10°F | 28°F | 20°F | 1.3" |
| February | 8°F | 29°F | 19°F | 0.7" |
| March | 16°F | 40°F | 28°F | 1.5" |
| April | 29°F | 54°F | 41°F | 2.5" |
| May | 39°F | 68°F | 54°F | 2.8" |
| June | 49°F | 77°F | 63°F | 3.4" |
| July | 53°F | 81°F | 68°F | 2.6" |
| August | 53°F | 79°F | 66°F | 3.3" |
| September | 46°F | 72°F | 59°F | 3.5" |
| October | 37°F | 58°F | 48°F | 4.7" |
| November | 28°F | 46°F | 37°F | 2.7" |
| December | 18°F | 32°F | 26°F | 1.9" |
| Index | Petoskey | Michigan | National |
| Air quality index | 36 | 69 | 42 |
| Pollution index | 2,221,050 | 4,161,606 | 2,726,193 |
| Measurement | Total |
| Days measured | 247 |
| Days with good air quality | 232 |
| Days with moderate air quality | 15 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.040% |
| Benzene | 0.020% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.010% |
| Mercury | 0.003% |
| City | Population | Air Quality Index | National Avg. |
| Pellston, MI | 755 | 32 | 36.0% |
| Boyne Falls, MI | 343 | 36 | 28.0% |
| Bay View, MI | 177 | 36 | 28.0% |
| Harbor Springs, MI | 1,107 | 36 | 28.0% |
| Ellsworth, MI | 337 | 36 | 28.0% |
| Petoskey, MI | 5,701 | 36 | 28.0% |
| City | Population | Air Quality Index | National Avg. |
| Denair, CA | 5,702 | 49 | 2.0% |
| El Cerrito CDP, CA | 5,699 | 40 | 20.0% |
| East Ferris, ON | 5,697 | n/a | |
| Nazareth, PA | 5,705 | 42 | 16.0% |
| Dowagiac, MI | 5,695 | 39 | 22.0% |
| Petoskey, MI | 5,701 | 36 | 28.0% |
Here are the best places to live in Michigan
See the best places to live in Petoskey
Check out the 10 most dangerous cities in Michigan
Most Dangerous States In The US