Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 26°F | 41°F | 33°F | 4.6" |
February | 24°F | 39°F | 31°F | 3.2" |
March | 30°F | 47°F | 38°F | 6.5" |
April | 41°F | 59°F | 49°F | 10.8" |
May | 50°F | 68°F | 58°F | 3.5" |
June | 62°F | 78°F | 69°F | 6.0" |
July | 67°F | 82°F | 74°F | 8.7" |
August | 67°F | 83°F | 75°F | 6.0" |
September | 61°F | 79°F | 69°F | 4.2" |
October | 52°F | 68°F | 59°F | 16.3" |
November | 39°F | 55°F | 47°F | 5.8" |
December | 30°F | 43°F | 36°F | 5.8" |
Index | West Islip | New York | National |
Air quality index | 43 | 43 | 42 |
Pollution index | 39,208,800 | 6,179,275 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 262 |
Days with moderate air quality | 82 |
Days w/ poor A.Q. for sensitive groups | 18 |
Days with unhealthy air quality | 3 |
Pollutant | Total |
Arsenic | 0.060% |
Benzene | 0.320% |
Carbon Tetrachloride | 0.020% |
Lead | 0.320% |
Mercury | 0.130% |
City | Population | Air Quality Index | National Avg. |
Greenlawn, NY | 14,598 | 43 | 14.0% |
Huntington Station, NY | 33,612 | 43 | 14.0% |
South Huntington, NY | 10,186 | 43 | 14.0% |
Baywood, NY | 6,915 | 43 | 14.0% |
Fire Island, NY | 368 | 43 | 14.0% |
West Islip, NY | 26,614 | 43 | 14.0% |
City | Population | Air Quality Index | National Avg. |
Alvin, TX | 26,592 | 52 | 4.0% |
Daphne, AL | 26,578 | 37 | 26.0% |
Garden City, MI | 26,565 | 56 | 12.0% |
Brownsburg, IN | 26,560 | 54 | 8.0% |
Wooster, OH | 26,557 | 43 | 14.0% |
West Islip, NY | 26,614 | 43 | 14.0% |