Tappan, New York Climate
United States
Pop. 6,613 Elev. 17 m / 56 ft
TZ: America/New_York (UTC-4) ·
Tappan has warm summers with average highs of 86°F (30°C) in July, and cold winters averaging 24°F (-4°C) in January. Humidity pushes the summer feels-like temperature to 96°F (36°C), while wind chill can drive winter lows to 16°F (-9°C). Rain falls on about 62 days per year (37.3 in / 948 mm total), with snow on 6 days and 35 in (883 mm) of annual accumulation. The city averages 122 sunny days per year and around 34 thunderstorm days. Ocean water temperatures reach 80°F (26°C) in summer.
| Temperature | 86°F (30°C) high | 24°F (-4°C) low |
| Feels like | 96°F (35°C) high | 16°F (-9°C) low |
| Rain | 62 days | 37.3 in (948 mm) /yr |
| Snow | 6 days | 34.8 in (883 mm) /yr |
| Sky | 122 sunny | 34 stormy |
| Wind | 2.8 mph (1.2 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, Jun, Aug, Sep
Sky & Air by Month
Cloud cover (%)
43
Jan 64
Feb 53
Mar 69
Apr 74
May 66
Jun 57
Jul 43
Aug 53
Sep 42
Oct 52
Nov 58
Dec Humidity (%)
57
Jan 59
Feb 56
Mar 57
Apr 72
May 70
Jun 71
Jul 65
Aug 71
Sep 66
Oct 62
Nov 62
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 13 mi Teterboro Airport (TEB)
Ski resort 16 mi Big Snow American Dream
National park 118 mi Connecticut River Greenway State Park
Mountain peak
(4,971 ft) 213 mi Schofield Cobble
Hospital 2 mi Rockland Children's Psychiatric Center
Hiking trail 1 mi Joseph B. Clarke Rail-Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 35°F 2°C | 24°F -4°C | 0.8 in 22 mm | 4.7 in119 mm | 15 |
| February | 39°F 4°C | 27°F -3°C | 1.7 in 44 mm | 14.3 in364 mm | 5 |
| March | 54°F 12°C | 37°F 3°C | 3.8 in 96 mm | 0.0 in0 mm | 11 |
| April | 62°F 17°C | 46°F 8°C | 3.9 in 100 mm | 2.4 in61 mm | 5 |
| May | 69°F 20°C | 55°F 13°C | 7.0 in 178 mm | — | 6 |
| June | 80°F 27°C | 65°F 18°C | 2.5 in 63 mm | — | 8 |
| July | 86°F 30°C | 72°F 22°C | 4.7 in 119 mm | — | 9 |
| August | 80°F 27°C | 64°F 18°C | 1.7 in 44 mm | — | 15 |
| September | 76°F 25°C | 61°F 16°C | 2.9 in 74 mm | — | 10 |
| October | 64°F 18°C | 50°F 10°C | 4.3 in 109 mm | — | 17 |
| November | 51°F 11°C | 39°F 4°C | 2.3 in 58 mm | 0.3 in8 mm | 12 |
| December | 38°F 3°C | 27°F -3°C | 1.6 in 42 mm | 13.1 in331 mm | 9 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 15 | 1 |
| February | 5 | 1 |
| March | 11 | 2 |
| April | 5 | 3 |
| May | 6 | 6 |
| June | 8 | 3 |
| July | 9 | 7 |
| August | 15 | 2 |
| September | 10 | 4 |
| October | 17 | 4 |
| November | 12 | 1 |
| December | 9 | 0 |
Water Temperatures Data
↑ See chart| Month | Ocean Avg High | Lake Avg High |
|---|---|---|
| January | 44°F 6°C | 32°F 0°C |
| February | 39°F 4°C | 32°F 0°C |
| March | 45°F 7°C | 37°F 3°C |
| April | 51°F 10°C | 47°F 8°C |
| May | 58°F 14°C | 58°F 15°C |
| June | 73°F 23°C | 68°F 20°C |
| July | 80°F 26°C | 79°F 26°C |
| August | 78°F 26°C | 73°F 23°C |
| September | 73°F 23°C | 67°F 20°C |
| October | 70°F 21°C | 58°F 14°C |
| November | 59°F 15°C | 45°F 7°C |
| December | 51°F 10°C | 34°F 1°C |