| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 34°F | 57°F | 45°F | 2.5" |
| February | 36°F | 59°F | 47°F | 3.7" |
| March | 42°F | 67°F | 54°F | 3.4" |
| April | 50°F | 76°F | 63°F | 3.8" |
| May | 58°F | 84°F | 70°F | 4.6" |
| June | 68°F | 91°F | 78°F | 5.3" |
| July | 71°F | 92°F | 80°F | 5.3" |
| August | 71°F | 91°F | 79°F | 5.9" |
| September | 64°F | 86°F | 74°F | 4.3" |
| October | 52°F | 77°F | 63°F | 2.4" |
| November | 41°F | 67°F | 53°F | 3.6" |
| December | 38°F | 61°F | 48°F | 3.9" |
| Index | Rowland | North Carolina | National |
| Air quality index | 30 | 35 | 42 |
| Pollution index | 940,521 | 2,789,538 | 2,726,193 |
| Measurement | Total |
| Days measured | 117 |
| Days with good air quality | 101 |
| Days with moderate air quality | 16 |
| Days w/ poor A.Q. for sensitive groups | |
| Days with unhealthy air quality |
| 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. |
| Pembroke, NC | 3,085 | 30 | 40.0% |
| Fairmont, NC | 2,703 | 30 | 40.0% |
| Lake View, SC | 743 | 30 | 40.0% |
| Clio, SC | 503 | 30 | 40.0% |
| Prospect, NC | 842 | 30 | 40.0% |
| Rowland, NC | 1,155 | 30 | 40.0% |
| City | Population | Air Quality Index | National Avg. |
| Livermore, KY | 1,155 | 43 | 14.0% |
| Laurel Hill, NC | 1,155 | 30 | 40.0% |
| Midtown, TN | 1,155 | 53 | 6.0% |
| Winfield, TN | 1,155 | 40 | 20.0% |
| Notre-Dame-du-Portage, QC | 1,155 | n/a | |
| Rowland, NC | 1,155 | 30 | 40.0% |