| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 24°F | 43°F | 33°F | 3.8" |
| February | 25°F | 45°F | 34°F | 3.3" |
| March | 32°F | 54°F | 42°F | 3.9" |
| April | 43°F | 67°F | 54°F | 4.1" |
| May | 53°F | 76°F | 63°F | 4.5" |
| June | 63°F | 84°F | 73°F | 5.5" |
| July | 69°F | 90°F | 79°F | 4.4" |
| August | 67°F | 87°F | 77°F | 4.8" |
| September | 60°F | 81°F | 70°F | 3.2" |
| October | 49°F | 70°F | 59°F | 5.1" |
| November | 38°F | 58°F | 48°F | 3.3" |
| December | 31°F | 48°F | 39°F | 5.0" |
| Index | Kearny | New Jersey | National |
| Air quality index | 53 | 45 | 50 |
| Pollution index | 7,391,620 | 7,146,132 | 5,066,862 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 161 |
| Days with moderate air quality | 189 |
| Days w/ poor A.Q. for sensitive groups | 15 |
| Days with unhealthy air quality |
| Pollutant | Total |
| Arsenic | 0.070% |
| Benzene | 0.040% |
| Carbon Tetrachloride | 0.040% |
| Lead | 0.020% |
| Mercury | 0.060% |
| City, State | Population | Air Quality Index | National Avg. |
| Newark, NJ | 280,139 | 53 | 6% |
| North Caldwell, NJ | 6,519 | 53 | 6% |
| Paramus, NJ | 26,795 | 53 | 6% |
| Prospect Park, NJ | 5,919 | 53 | 6% |
| River Edge, NJ | 11,586 | 53 | 6% |
| Kearny, NJ | 42,029 | 53 | 6% |
| City, State | Population | Air Quality Index | National Avg. |
| Catonsville, MD | 42,027 | 46 | 8% |
| Midland, MI | 42,063 | 285 | 470% |
| State College, PA | 42,074 | 39 | 22% |
| Burleson, TX | 41,962 | 33 | 34% |
| Urbana, IL | 41,941 | 36 | 28% |
| Kearny, NJ | 42,029 | 53 | 6% |