Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 19°F | 37°F | 27°F | 4.4" |
February | 16°F | 35°F | 26°F | 3.3" |
March | 23°F | 45°F | 34°F | 5.1" |
April | 36°F | 61°F | 48°F | 10.7" |
May | 44°F | 71°F | 58°F | 2.8" |
June | 57°F | 83°F | 70°F | 4.1" |
July | 61°F | 85°F | 73°F | 5.5" |
August | 61°F | 85°F | 72°F | 4.5" |
September | 53°F | 80°F | 66°F | 1.2" |
October | 46°F | 67°F | 55°F | 15.1" |
November | 30°F | 52°F | 41°F | 5.8" |
December | 20°F | 37°F | 29°F | 4.9" |
Index | Harriman | New York | National |
Air quality index | 36 | 43 | 42 |
Pollution index | 9,612,350 | 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 | 0.070% |
Carbon Tetrachloride | 0.020% |
Lead | 0.230% |
Mercury | 0.080% |
City | Population | Air Quality Index | National Avg. |
Buchanan, NY | 2,274 | 36 | 28.0% |
Greenwood Lake, NY | 3,080 | 36 | 28.0% |
Kiryas Joel, NY | 25,910 | 36 | 28.0% |
Walton Park, NY | 3,369 | 36 | 28.0% |
Tuxedo Park, NY | 542 | 36 | 28.0% |
Harriman, NY | 2,996 | 36 | 28.0% |
City | Population | Air Quality Index | National Avg. |
Stallion Springs, CA | 2,996 | 67 | 34.0% |
Hennessey, OK | 2,996 | 48 | 4.0% |
Prescott, AR | 2,995 | 32 | 36.0% |
Whetstone, AZ | 2,995 | 45 | 10.0% |
Pembroke, NC | 2,997 | 30 | 40.0% |
Harriman, NY | 2,996 | 36 | 28.0% |