| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 19°F | 34°F | 26°F | 2.6" |
| February | 19°F | 34°F | 26°F | 2.1" |
| March | 28°F | 46°F | 36°F | 2.9" |
| April | 39°F | 60°F | 48°F | 3.3" |
| May | 48°F | 68°F | 57°F | 4.5" |
| June | 57°F | 75°F | 66°F | 5.2" |
| July | 61°F | 79°F | 69°F | 4.5" |
| August | 59°F | 77°F | 68°F | 4.4" |
| September | 53°F | 71°F | 62°F | 4.1" |
| October | 43°F | 60°F | 51°F | 3.9" |
| November | 32°F | 49°F | 40°F | 2.6" |
| December | 24°F | 38°F | 31°F | 3.4" |
| Index | Ellerslie | Maryland | National |
| Air quality index | 36 | 43 | 42 |
| Pollution index | 314,680 | 5,342,367 | 2,726,193 |
| Measurement | Total |
| Days measured | 359 |
| Days with good air quality | 340 |
| Days with moderate air quality | 19 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.004% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Cresaptown, MD | 5,584 | 36 | 28.0% |
| Spring Gap, MD | 38 | 36 | 28.0% |
| Grahamtown, MD | 211 | 36 | 28.0% |
| Fairhope, PA | 1,160 | 36 | 28.0% |
| Wellersburg, PA | 159 | 36 | 28.0% |
| Ellerslie, MD | 629 | 36 | 28.0% |
| City | Population | Air Quality Index | National Avg. |
| Pinckard, AL | 629 | 35 | 30.0% |
| Hosford, FL | 629 | 40 | 20.0% |
| La Paz, IN | 629 | 42 | 16.0% |
| Oldenburg, IN | 629 | 6 | 88.0% |
| Atlanta, MI | 629 | 36 | 28.0% |
| Ellerslie, MD | 629 | 36 | 28.0% |
Here are the best places to live in Maryland
Most Dangerous States In The US
See the best places to live in Ellerslie
Check out the 10 safest cities in Maryland