| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 34°F | 54°F | 42°F | 5.1" |
| February | 34°F | 57°F | 44°F | 4.7" |
| March | 41°F | 65°F | 52°F | 5.6" |
| April | 50°F | 75°F | 61°F | 6.5" |
| May | 58°F | 81°F | 69°F | 8.0" |
| June | 67°F | 89°F | 77°F | 7.6" |
| July | 70°F | 91°F | 79°F | 9.7" |
| August | 69°F | 89°F | 77°F | 6.7" |
| September | 63°F | 83°F | 71°F | 9.5" |
| October | 51°F | 74°F | 61°F | 3.5" |
| November | 41°F | 64°F | 51°F | 6.0" |
| December | 37°F | 58°F | 46°F | 6.5" |
| Index | Walstonburg | North Carolina | National |
| Air quality index | 38 | 35 | 42 |
| Pollution index | 2,959,880 | 2,789,538 | 2,726,193 |
| Measurement | Total |
| Days measured | 352 |
| Days with good air quality | 308 |
| Days with moderate air quality | 44 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.001% |
| Benzene | 0.040% |
| Carbon Tetrachloride | 0.004% |
| Lead | 0.010% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Elm City, NC | 1,701 | 36 | 28.0% |
| Wilson, NC | 49,310 | 36 | 28.0% |
| Macclesfield, NC | 311 | 36 | 28.0% |
| Saratoga, NC | 370 | 36 | 28.0% |
| Pinetops, NC | 1,412 | 36 | 28.0% |
| Walstonburg, NC | 236 | 38 | 24.0% |
| City | Population | Air Quality Index | National Avg. |
| Koliganek, AK | 236 | 31 | 38.0% |
| Artois, CA | 236 | 46 | 8.0% |
| Tonyville, CA | 236 | 66 | 32.0% |
| Denton, GA | 236 | 26 | 48.0% |
| Winchester, ID | 236 | 29 | 42.0% |
| Walstonburg, NC | 236 | 38 | 24.0% |
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