| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 19°F | 33°F | 26°F | 4.3" |
| February | 16°F | 30°F | 23°F | 3.4" |
| March | 26°F | 43°F | 34°F | 4.2" |
| April | 37°F | 58°F | 47°F | 4.3" |
| May | 47°F | 68°F | 57°F | 5.6" |
| June | 60°F | 82°F | 71°F | 4.6" |
| July | 63°F | 83°F | 73°F | 4.5" |
| August | 64°F | 82°F | 73°F | 8.0" |
| September | 56°F | 77°F | 66°F | 5.0" |
| October | 47°F | 65°F | 55°F | 3.0" |
| November | 33°F | 49°F | 41°F | 4.4" |
| December | 23°F | 32°F | 28°F | 4.3" |
| Index | Sterling Heights | Michigan | National |
| Air quality index | 56 | 69 | 42 |
| Pollution index | 180,667 | 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 | 0.000% |
| Benzene | 0.002% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Lake Orion, MI | 3,240 | 38 | 24.0% |
| Grosse Pointe, MI | 5,299 | 56 | 12.0% |
| Hamtramck, MI | 22,199 | 56 | 12.0% |
| Beverly Hills, MI | 10,767 | 56 | 12.0% |
| Berkley, MI | 15,712 | 56 | 12.0% |
| Sterling Heights, MI | 135,304 | 56 | 12.0% |
| City | Population | Air Quality Index | National Avg. |
| New Haven, CT | 134,818 | 41 | 18.0% |
| Cedar Rapids, IA | 136,032 | 39 | 22.0% |
| Kent, WA | 134,349 | 45 | 10.0% |
| Visalia, CA | 136,439 | 66 | 32.0% |
| Round Rock, TX | 133,597 | 44 | 12.0% |
| Sterling Heights, MI | 135,304 | 56 | 12.0% |