Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 20°F | 35°F | 28°F | 1.7" |
February | 18°F | 34°F | 27°F | 1.4" |
March | 26°F | 44°F | 35°F | 2.0" |
April | 36°F | 58°F | 47°F | 2.7" |
May | 47°F | 69°F | 58°F | 3.2" |
June | 57°F | 77°F | 68°F | 3.3" |
July | 62°F | 81°F | 72°F | 3.9" |
August | 61°F | 80°F | 70°F | 4.2" |
September | 54°F | 74°F | 64°F | 4.2" |
October | 45°F | 62°F | 53°F | 4.4" |
November | 35°F | 52°F | 43°F | 2.9" |
December | 27°F | 40°F | 34°F | 2.6" |
Index | West Valley | New York | National |
Air quality index | 39 | 43 | 42 |
Pollution index | 2,885,140 | 6,179,275 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 308 |
Days with moderate air quality | 57 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.004% |
Benzene | 0.030% |
Carbon Tetrachloride | 0.005% |
Lead | 0.010% |
Mercury | 0.002% |
City | Population | Air Quality Index | National Avg. |
Little Valley, NY | 1,145 | 37 | 26.0% |
Cattaraugus, NY | 990 | 37 | 26.0% |
Franklinville, NY | 1,865 | 37 | 26.0% |
Ellicottville, NY | 356 | 37 | 26.0% |
Delevan, NY | 1,274 | 39 | 22.0% |
West Valley, NY | 579 | 39 | 22.0% |
City | Population | Air Quality Index | National Avg. |
Jacumba, CA | 579 | 58 | 16.0% |
East Galesburg, IL | 579 | 41 | 18.0% |
Ullin, IL | 579 | 44 | 12.0% |
LeRoy, KS | 579 | 22 | 56.0% |
Laddonia, MO | 579 | 38 | 24.0% |
West Valley, NY | 579 | 39 | 22.0% |