| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 9°F | 28°F | 18°F | 2.3" |
| February | 10°F | 30°F | 20°F | 2.2" |
| March | 20°F | 40°F | 30°F | 2.1" |
| April | 33°F | 56°F | 44°F | 3.1" |
| May | 45°F | 69°F | 57°F | 3.2" |
| June | 53°F | 75°F | 64°F | 3.8" |
| July | 58°F | 81°F | 69°F | 3.4" |
| August | 56°F | 79°F | 67°F | 4.3" |
| September | 49°F | 73°F | 60°F | 2.7" |
| October | 40°F | 60°F | 49°F | 4.1" |
| November | 28°F | 47°F | 37°F | 2.0" |
| December | 16°F | 33°F | 25°F | 3.1" |
| Index | Hammond | New York | National |
| Air quality index | 35 | 43 | 42 |
| Pollution index | 1,088,560 | 6,179,275 | 2,726,193 |
| Measurement | Total |
| Days measured | 205 |
| Days with good air quality | 198 |
| Days with moderate air quality | 7 |
| Days w/ poor A.Q. for sensitive groups | 0 |
| Days with unhealthy air quality | 0 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.260% |
| Mercury | 0.050% |
| City | Population | Air Quality Index | National Avg. |
| Oxbow, NY | 122 | 35 | 30.0% |
| Gouverneur, NY | 3,697 | 35 | 30.0% |
| Hailesboro, NY | 776 | 35 | 30.0% |
| Richville, NY | 277 | 35 | 30.0% |
| Plessis, NY | 370 | 35 | 30.0% |
| Hammond, NY | 254 | 35 | 30.0% |
| City | Population | Air Quality Index | National Avg. |
| Glenwood, AL | 254 | 52 | 4.0% |
| Fairhaven, CA | 254 | 27 | 46.0% |
| Pine Village, IN | 254 | 42 | 16.0% |
| Oakland, KY | 254 | 43 | 14.0% |
| Long Beach, MN | 254 | 32 | 36.0% |
| Hammond, NY | 254 | 35 | 30.0% |
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