| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 26°F | 40°F | 32°F | 5.1" |
| February | 29°F | 45°F | 36°F | 4.2" |
| March | 37°F | 54°F | 45°F | 2.6" |
| April | 47°F | 66°F | 55°F | 4.4" |
| May | 55°F | 74°F | 64°F | 5.7" |
| June | 65°F | 83°F | 73°F | 4.8" |
| July | 70°F | 88°F | 79°F | 3.8" |
| August | 69°F | 87°F | 77°F | 3.3" |
| September | 63°F | 80°F | 71°F | 5.3" |
| October | 48°F | 66°F | 57°F | 4.4" |
| November | 42°F | 57°F | 49°F | 5.3" |
| December | 35°F | 48°F | 41°F | 5.2" |
| Index | Port Reading | New Jersey | National |
| Air quality index | 51 | 45 | 42 |
| Pollution index | 9,503,730 | 7,246,891 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 169 |
| Days with moderate air quality | 180 |
| 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 | 0.040% |
| Lead | 0.010% |
| Mercury | 0.010% |
| City | Population | Air Quality Index | National Avg. |
| East Franklin, NJ | 7,864 | 41 | 18.0% |
| Society Hill, NJ | 3,495 | 41 | 18.0% |
| Jamesburg, NJ | 5,876 | 41 | 18.0% |
| South Bound Brook, NJ | 4,541 | 41 | 18.0% |
| Milltown, NJ | 6,973 | 41 | 18.0% |
| Port Reading, NJ | 3,973 | 51 | 2.0% |
| City | Population | Air Quality Index | National Avg. |
| Venersborg, WA | 3,973 | 38 | 24.0% |
| Ball, LA | 3,972 | 30 | 40.0% |
| Yellow Springs, OH | 3,972 | 45 | 10.0% |
| Blennerhassett, WV | 3,974 | 35 | 30.0% |
| Fairway, KS | 3,975 | 47 | 6.0% |
| Port Reading, NJ | 3,973 | 51 | 2.0% |
Here are the best places to live in New Jersey
Check out the 10 most dangerous cities in New Jersey
Most Dangerous States In The US
Most Dangerous Cities In The US