| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 31°F | 52°F | 41°F | 2.5" |
| February | 33°F | 55°F | 43°F | 2.4" |
| March | 41°F | 65°F | 52°F | 3.8" |
| April | 49°F | 74°F | 61°F | 3.8" |
| May | 57°F | 80°F | 68°F | 4.2" |
| June | 65°F | 88°F | 76°F | 5.1" |
| July | 69°F | 90°F | 78°F | 4.3" |
| August | 69°F | 90°F | 78°F | 3.3" |
| September | 62°F | 83°F | 72°F | 4.6" |
| October | 50°F | 74°F | 61°F | 3.5" |
| November | 39°F | 63°F | 50°F | 2.8" |
| December | 36°F | 57°F | 45°F | 4.0" |
| Index | Rougemont | North Carolina | National |
| Air quality index | 44 | 35 | 42 |
| Pollution index | 4,980,580 | 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 | 0.004% |
| Benzene | 0.060% |
| Carbon Tetrachloride | 0.010% |
| Lead | 0.001% |
| Mercury | 0.010% |
| City | Population | Air Quality Index | National Avg. |
| Butner, NC | 7,779 | 44 | 12.0% |
| Efland, NC | 804 | 44 | 12.0% |
| Creedmoor, NC | 4,539 | 44 | 12.0% |
| Hillsborough, NC | 7,162 | 44 | 12.0% |
| Gorman, NC | 979 | 44 | 12.0% |
| Rougemont, NC | 750 | 44 | 12.0% |
| City | Population | Air Quality Index | National Avg. |
| Pine Ridge, AL | 750 | 39 | 22.0% |
| Garrison, KY | 750 | 14 | 72.0% |
| Ulm, MT | 750 | 21 | 58.0% |
| Fairmont, NE | 750 | 19 | 62.0% |
| San Jose, NM | 750 | 44 | 12.0% |
| Rougemont, NC | 750 | 44 | 12.0% |
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