| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 31°F | 51°F | 40°F | 4.0" |
| February | 33°F | 54°F | 42°F | 4.4" |
| March | 40°F | 63°F | 50°F | 4.2" |
| April | 49°F | 72°F | 60°F | 4.4" |
| May | 56°F | 78°F | 66°F | 5.9" |
| June | 64°F | 86°F | 74°F | 7.1" |
| July | 68°F | 88°F | 77°F | 6.0" |
| August | 67°F | 87°F | 76°F | 5.8" |
| September | 61°F | 81°F | 70°F | 7.5" |
| October | 50°F | 71°F | 59°F | 4.6" |
| November | 39°F | 61°F | 49°F | 6.9" |
| December | 35°F | 54°F | 44°F | 6.3" |
| Index | Oxford | North Carolina | National |
| Air quality index | 44 | 35 | 42 |
| Pollution index | 357,964 | 2,789,538 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 275 |
| Days with moderate air quality | 90 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.001% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Middleburg, NC | 275 | 36 | 28.0% |
| Butner, NC | 8,082 | 44 | 12.0% |
| Creedmoor, NC | 4,714 | 44 | 12.0% |
| Stem, NC | 1,207 | 44 | 12.0% |
| Henderson, NC | 15,653 | 44 | 12.0% |
| Oxford, NC | 9,027 | 44 | 12.0% |
| City | Population | Air Quality Index | National Avg. |
| Ridgefield, WA | 9,027 | 38 | 24.0% |
| Laurel Hill, VA | 9,025 | 40 | 20.0% |
| Thomaston, GA | 9,024 | 38 | 24.0% |
| Sandpoint, ID | 9,030 | 43 | 14.0% |
| Kulpsville, PA | 9,031 | 51 | 2.0% |
| Oxford, NC | 9,027 | 44 | 12.0% |