| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 34°F | 54°F | 43°F | 5.9" |
| February | 36°F | 59°F | 46°F | 5.5" |
| March | 43°F | 67°F | 54°F | 5.3" |
| April | 52°F | 76°F | 63°F | 6.6" |
| May | 60°F | 83°F | 71°F | 7.1" |
| June | 67°F | 91°F | 78°F | 7.7" |
| July | 71°F | 91°F | 80°F | 5.5" |
| August | 70°F | 90°F | 79°F | 7.1" |
| September | 64°F | 85°F | 74°F | 10.4" |
| October | 52°F | 75°F | 63°F | 8.3" |
| November | 41°F | 64°F | 52°F | 8.4" |
| December | 38°F | 59°F | 47°F | 7.7" |
| Index | Rockingham | North Carolina | National |
| Air quality index | 41 | 35 | 42 |
| Pollution index | 691,074 | 2,789,538 | 2,726,193 |
| Measurement | Total |
| Days measured | 363 |
| Days with good air quality | 282 |
| Days with moderate air quality | 81 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.001% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.003% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Ellerbe, NC | 1,032 | 29 | 42.0% |
| Laurel Hill, NC | 1,117 | 30 | 40.0% |
| Old Hundred, NC | 545 | 30 | 40.0% |
| Gibson, NC | 680 | 30 | 40.0% |
| Hamlet, NC | 6,366 | 30 | 40.0% |
| Rockingham, NC | 8,771 | 41 | 18.0% |
| City | Population | Air Quality Index | National Avg. |
| Thomaston, GA | 8,771 | 38 | 24.0% |
| Airmont, NY | 8,771 | 51 | 2.0% |
| Laurel Hill, VA | 8,771 | 40 | 20.0% |
| Pingree Grove, IL | 8,768 | 42 | 16.0% |
| Kulpsville, PA | 8,768 | 51 | 2.0% |
| Rockingham, NC | 8,771 | 41 | 18.0% |
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