| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 23°F | 36°F | 29°F | 4.0" |
| February | 23°F | 36°F | 29°F | 3.7" |
| March | 33°F | 50°F | 40°F | 5.2" |
| April | 44°F | 63°F | 52°F | 4.8" |
| May | 54°F | 70°F | 61°F | 5.1" |
| June | 61°F | 77°F | 68°F | 5.8" |
| July | 66°F | 81°F | 73°F | 4.0" |
| August | 64°F | 79°F | 71°F | 4.3" |
| September | 56°F | 70°F | 62°F | 4.4" |
| October | 48°F | 62°F | 55°F | 5.6" |
| November | 37°F | 51°F | 43°F | 3.8" |
| December | 29°F | 41°F | 35°F | 5.0" |
| Index | Myersville | Maryland | National |
| Air quality index | 40 | 43 | 42 |
| Pollution index | 5,553,870 | 5,342,367 | 2,726,193 |
| Measurement | Total |
| Days measured | 362 |
| Days with good air quality | 306 |
| Days with moderate air quality | 54 |
| Days w/ poor A.Q. for sensitive groups | 2 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.004% |
| Benzene | 0.070% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.410% |
| Mercury | 0.070% |
| City | Population | Air Quality Index | National Avg. |
| Sandy Hook, MD | 193 | 40 | 20.0% |
| Bolivar, WV | 1,272 | 40 | 20.0% |
| Downsville, MD | 863 | 40 | 20.0% |
| Maugansville, MD | 2,148 | 40 | 20.0% |
| Williamsport, MD | 2,012 | 40 | 20.0% |
| Myersville, MD | 2,225 | 40 | 20.0% |
| City | Population | Air Quality Index | National Avg. |
| Silver Lake, FL | 2,225 | 38 | 24.0% |
| Four Oaks, NC | 2,225 | 40 | 20.0% |
| Youngsville, NC | 2,225 | 46 | 8.0% |
| Park Falls, WI | 2,225 | 34 | 32.0% |
| Easton, CA | 2,224 | 60 | 20.0% |
| Myersville, MD | 2,225 | 40 | 20.0% |
Here are the best places to live in Maryland
These are the 10 cheapest cities in Maryland
See the best places to live in Myersville
These are the largest cities in Maryland