| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 28°F | 51°F | 39°F | 3.6" |
| February | 28°F | 56°F | 41°F | 4.5" |
| March | 37°F | 65°F | 50°F | 4.2" |
| April | 47°F | 75°F | 60°F | 4.6" |
| May | 55°F | 79°F | 66°F | 6.0" |
| June | 62°F | 85°F | 73°F | 9.3" |
| July | 68°F | 89°F | 77°F | 9.0" |
| August | 66°F | 86°F | 75°F | 9.9" |
| September | 62°F | 82°F | 70°F | 10.4" |
| October | 48°F | 74°F | 60°F | 9.2" |
| November | 37°F | 63°F | 49°F | 4.3" |
| December | 34°F | 58°F | 44°F | 5.4" |
| Index | Emporia | Virginia | National |
| Air quality index | 36 | 58 | 42 |
| Pollution index | 184,722 | 1,561,881 | 2,726,193 |
| Measurement | Total |
| Days measured | 363 |
| Days with good air quality | 325 |
| Days with moderate air quality | 38 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.010% |
| Benzene | 0.002% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.003% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Gaston, NC | 1,290 | 36 | 28.0% |
| Seaboard, NC | 743 | 36 | 28.0% |
| Jarratt, VA | 866 | 44 | 12.0% |
| Emporia, VA | 5,408 | 36 | 28.0% |
| City | Population | Air Quality Index | National Avg. |
| Brush, CO | 5,408 | 45 | 10.0% |
| Wind Lake, WI | 5,407 | 39 | 22.0% |
| Zephyrhills West, FL | 5,409 | 36 | 28.0% |
| Terrell Hills, TX | 5,409 | 49 | 2.0% |
| Holdrege, NE | 5,406 | 19 | 62.0% |
| Emporia, VA | 5,408 | 36 | 28.0% |
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