| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 35°F | 52°F | 43°F | 3.5" |
| February | 35°F | 54°F | 44°F | 3.4" |
| March | 42°F | 61°F | 51°F | 5.4" |
| April | 51°F | 71°F | 60°F | 4.7" |
| May | 59°F | 78°F | 68°F | 4.8" |
| June | 68°F | 86°F | 76°F | 6.4" |
| July | 71°F | 89°F | 79°F | 10.1" |
| August | 70°F | 87°F | 78°F | 8.0" |
| September | 65°F | 82°F | 72°F | 7.3" |
| October | 54°F | 73°F | 63°F | 4.0" |
| November | 44°F | 63°F | 52°F | 8.8" |
| December | 39°F | 57°F | 47°F | 3.3" |
| Index | Coinjock | North Carolina | National |
| Air quality index | 40 | 35 | 42 |
| Pollution index | 491,299 | 2,789,538 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 317 |
| Days with moderate air quality | 48 |
| 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 | 0.000% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Moyock, NC | 5,180 | 40 | 20.0% |
| Camden, NC | 914 | 40 | 20.0% |
| Duck, NC | 584 | 40 | 20.0% |
| Coinjock, NC | 379 | 40 | 20.0% |
| City | Population | Air Quality Index | National Avg. |
| Rough Rock, AZ | 379 | 17 | 66.0% |
| Magnolia, DE | 379 | 42 | 16.0% |
| McCausland, IA | 379 | 42 | 16.0% |
| Hall Summit, LA | 379 | 39 | 22.0% |
| South Glastonbury, MT | 379 | 25 | 50.0% |
| Coinjock, NC | 379 | 40 | 20.0% |
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