| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 19°F | 38°F | 28°F | 3.1" |
| February | 19°F | 39°F | 29°F | 2.9" |
| March | 28°F | 48°F | 38°F | 3.8" |
| April | 38°F | 61°F | 49°F | 3.7" |
| May | 47°F | 71°F | 59°F | 3.8" |
| June | 57°F | 78°F | 67°F | 4.7" |
| July | 62°F | 84°F | 73°F | 5.0" |
| August | 60°F | 81°F | 70°F | 4.8" |
| September | 53°F | 76°F | 64°F | 4.2" |
| October | 43°F | 65°F | 53°F | 4.4" |
| November | 32°F | 53°F | 42°F | 3.0" |
| December | 25°F | 43°F | 34°F | 4.8" |
| Index | Jefferson Valley-Yorktown | New York | National |
| Air quality index | 36 | 43 | 42 |
| Pollution index | 16,950,700 | 6,179,275 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 319 |
| Days with moderate air quality | 46 |
| Days w/ poor A.Q. for sensitive groups | |
| Days with unhealthy air quality |
| Pollutant | Total |
| Arsenic | 0.030% |
| Benzene | 0.140% |
| Carbon Tetrachloride | 0.070% |
| Lead | 0.080% |
| Mercury | 0.030% |
| City | Population | Air Quality Index | National Avg. |
| Buchanan, NY | 2,274 | 36 | 28.0% |
| Lake Carmel, NY | 8,287 | 36 | 28.0% |
| Heritage Hills, NY | 4,309 | 36 | 28.0% |
| Mahopac, NY | 8,914 | 36 | 28.0% |
| Shenorock, NY | 1,872 | 36 | 28.0% |
| Jefferson Valley-Yorktown, NY | 13,786 | 36 | 28.0% |
| City | Population | Air Quality Index | National Avg. |
| Bridgetown, OH | 13,786 | 54 | 8.0% |
| Wood Dale, IL | 13,783 | 55 | 10.0% |
| Lockhart, TX | 13,782 | 44 | 12.0% |
| St. Helens, OR | 13,779 | 18 | 64.0% |
| Andrews, TX | 13,797 | 28 | 44.0% |
| Jefferson Valley-Yorktown, NY | 13,786 | 36 | 28.0% |
Here are the best places to live in New York
Check out the 10 safest cities in New York
Most Dangerous States In The US
These are the 10 cheapest cities in New York