| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 39°F | 58°F | 48°F | 6.6" |
| February | 36°F | 55°F | 45°F | 4.5" |
| March | 44°F | 63°F | 53°F | 3.1" |
| April | 51°F | 68°F | 59°F | 6.6" |
| May | 59°F | 75°F | 67°F | 11.1" |
| June | 70°F | 82°F | 76°F | 14.2" |
| July | 73°F | 85°F | 80°F | 7.8" |
| August | 75°F | 88°F | 81°F | 6.5" |
| September | 71°F | 84°F | 77°F | 13.2" |
| October | 62°F | 77°F | 69°F | 13.9" |
| November | 47°F | 67°F | 57°F | 3.3" |
| December | 41°F | 60°F | 50°F | 10.6" |
| Index | Morehead City | North Carolina | National |
| Air quality index | 37 | 35 | 42 |
| Pollution index | 3,449,020 | 2,789,538 | 2,726,193 |
| Measurement | Total |
| Days measured | 259 |
| Days with good air quality | 239 |
| Days with moderate air quality | 20 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.050% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.040% |
| Lead | 0.030% |
| Mercury | 0.010% |
| City | Population | Air Quality Index | National Avg. |
| Broad Creek, NC | 2,306 | 37 | 26.0% |
| Gloucester, NC | 484 | 37 | 26.0% |
| Pine Knoll Shores, NC | 1,284 | 37 | 26.0% |
| Havelock, NC | 19,927 | 37 | 26.0% |
| Harkers Island, NC | 1,314 | 37 | 26.0% |
| Morehead City, NC | 9,495 | 37 | 26.0% |
| City | Population | Air Quality Index | National Avg. |
| Itasca, IL | 9,496 | 55 | 10.0% |
| Beckett Ridge, OH | 9,493 | 54 | 8.0% |
| Brownsville, TN | 9,497 | 27 | 46.0% |
| Corona de Tucson, AZ | 9,492 | 47 | 6.0% |
| Park Forest Village, PA | 9,492 | 44 | 12.0% |
| Morehead City, NC | 9,495 | 37 | 26.0% |
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