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| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 25°F | 43°F | 33°F | 2.9" |
| February | 26°F | 44°F | 34°F | 2.1" |
| March | 33°F | 54°F | 43°F | 3.0" |
| April | 43°F | 66°F | 54°F | 4.0" |
| May | 52°F | 75°F | 63°F | 3.8" |
| June | 62°F | 83°F | 72°F | 3.8" |
| July | 67°F | 88°F | 77°F | 3.8" |
| August | 64°F | 85°F | 74°F | 4.5" |
| September | 57°F | 79°F | 68°F | 3.2" |
| October | 47°F | 68°F | 57°F | 4.3" |
| November | 36°F | 57°F | 46°F | 2.7" |
| December | 31°F | 48°F | 39°F | 4.3" |
| Index | Medford Lakes | New Jersey | National |
| Air quality index | 51 | 45 | 42 |
| Pollution index | 7,605,180 | 7,246,891 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 180 |
| Days with moderate air quality | 169 |
| Days w/ poor A.Q. for sensitive groups | 16 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.010% |
| Benzene | 0.080% |
| Carbon Tetrachloride | 0.030% |
| Lead | 0.050% |
| Mercury | 0.050% |
| City | Population | Air Quality Index | National Avg. |
| Chesilhurst, NJ | 1,440 | 40 | 20.0% |
| Clayton, NJ | 8,688 | 40 | 20.0% |
| Hammonton, NJ | 14,046 | 40 | 20.0% |
| Williamstown, NJ | 14,161 | 40 | 20.0% |
| McGuire AFB, NJ | 5,026 | 41 | 18.0% |
| Medford Lakes, NJ | 3,961 | 51 | 2.0% |
| City | Population | Air Quality Index | National Avg. |
| Hephzibah, GA | 3,961 | 47 | 6.0% |
| Oaklyn, NJ | 3,961 | 51 | 2.0% |
| Granite Falls, WA | 3,961 | 24 | 52.0% |
| White City, SK | 3,960 | n/a | |
| Metter, GA | 3,962 | 39 | 22.0% |
| Medford Lakes, NJ | 3,961 | 51 | 2.0% |
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