Hurricanes and Tornadoes That Hit Putnam Valley, NY

The nearest NOAA station with 1991–2020 climate normals is West Point, NY, 6 miles west of Putnam Valley at 320 feet. July is the warmest, with an average high of 85°F and low of 65°F; January is the coolest, at 36°F and 21°F. October is the wettest at 5.3 inches of precipitation on average and February the driest at 3.0 inches; the year adds up to 51.5 inches over 84 days with at least a tenth of an inch. June to November, the hurricane season months, bring 55% of the year's precipitation (28.3 of 51.5 inches); the other six months are drier. September has brought the most of the 38 tropical systems that passed within 75 miles (17); a normal September there has highs of 76°F and 4.6 inches of precipitation. Highs reach 90°F on about 18 days a year, almost all from May to September. Lows fall below freezing on about 110 nights a year. Snowfall averages 35.7 inches a year, most of it in January. That 51.5 inches is more than at 128 of the 137 New York stations used on this site (93%). Shrub Oak, 4 miles south, has its own station (Yorktown Hts 1W, NY): 50.3 inches a year, 1.2 less than here, and a July average high of 83°F against 85°F.

Since 1996, the National Weather Service has logged 204 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Putnam Valley: 150 thunderstorm wind reports, 43 flash floods, 6 floods, 3 heavy rain events and 2 lightning strikes. They killed 1 person and injured 13, and the NWS estimated $13.9 million in property and crop damage. The strongest thunderstorm gust on record here was 81 mph, on August 27, 2020. July has had the most flash floods, 26 of 43. Of the 798 New York cities on this site with a flash flood on record, 524 have had fewer than Putnam Valley.

Flood insurance policyholders in Putnam Valley's ZIP code 10579 have filed 77 claims with the National Flood Insurance Program since 1978, and were paid $1.1 million for buildings and contents, in the dollars of each year. The most came from Vermont/New York Flooding in 2023: 11 claims (14% of all) and $582,000, then Hurricane Floyd in 1999 with 10. The year with the most claims was 2011, with 14. 58% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 549 New York cities on this site with 10 or more claims, 346 have fewer than Putnam Valley.