| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 20°F | 38°F | 28°F | 3.1" |
| February | 19°F | 40°F | 29°F | 2.4" |
| March | 28°F | 52°F | 39°F | 3.1" |
| April | 38°F | 66°F | 51°F | 3.8" |
| May | 48°F | 75°F | 61°F | 3.9" |
| June | 58°F | 83°F | 70°F | 4.1" |
| July | 62°F | 87°F | 74°F | 4.7" |
| August | 60°F | 84°F | 71°F | 5.3" |
| September | 54°F | 79°F | 65°F | 4.3" |
| October | 43°F | 66°F | 53°F | 4.9" |
| November | 32°F | 54°F | 42°F | 3.0" |
| December | 26°F | 43°F | 34°F | 4.0" |
| Index | New Columbia | Pennsylvania | National |
| Air quality index | 35 | 45 | 42 |
| Pollution index | 3,637,020 | 4,584,805 | 2,726,193 |
| Measurement | Total |
| Days measured | 361 |
| Days with good air quality | 340 |
| Days with moderate air quality | 21 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.020% |
| Benzene | 0.030% |
| Carbon Tetrachloride | 0.004% |
| Lead | 0.010% |
| Mercury | 0.002% |
| City | Population | Air Quality Index | National Avg. |
| Danville, PA | 4,613 | 35 | 30.0% |
| Riverside CDP, PA | 241 | 35 | 30.0% |
| Kratzerville, PA | 336 | 35 | 30.0% |
| Sunbury, PA | 9,446 | 35 | 30.0% |
| Kapp Heights, PA | 697 | 35 | 30.0% |
| New Columbia, PA | 1,164 | 35 | 30.0% |
| City | Population | Air Quality Index | National Avg. |
| Castle Hill, CA | 1,164 | 40 | 20.0% |
| Gretna, FL | 1,164 | 40 | 20.0% |
| Kings Mills, OH | 1,164 | 54 | 8.0% |
| Sophia, WV | 1,164 | 295 | 490.0% |
| Rodney Village, DE | 1,165 | 42 | 16.0% |
| New Columbia, PA | 1,164 | 35 | 30.0% |
Here are the best places to live in Pennsylvania
These are the 10 cheapest cities in Pennsylvania
Check out the 10 safest cities in Pennsylvania
See the best places to live in New Columbia