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Deerfield, New York Weather Forecast
Deerfield, New York Weather
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Weather Forecast for Deerfield, New York : Suffolk County
Issued: 1:02 pm EST Nov 4, 2025 Latitude: 40.9359334 Longitude: -72.3645284 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday Monday
Sunny on This Afternoon Mostly Clear on Tonight Mostly Sunny on Wednesday Sunny on Thursday Partly Sunny on Friday 50% chance of rain on Saturday 50% chance of rain on Sunday 40% chance of rain on Monday
High: 57°F Low: 41°F High: 62°F High: 53°F High: 61°F High: 63°F High: 60°F High: 52°F
Low: 46°F Low: 36°F Low: 51°F Low: 46°F Low: 43°F  
Sunny Mostly Clear Mostly Sunny Sunny Partly Sunny Rain Rain Rain
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Current Conditions at
WESTHAMPTON BEACH - (KFOK)
59°
Mostly Clear
as of 1:53 PM EST
Rel. Humidity: 33%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
18 MPH
Gust: 30 MPH
300° Northwest
Cloud Level(s): Few at 6500ft
Current Conditions at
MONTAUK - (KMTP)
61°
Clear
as of 1:54 PM EST
Rel. Humidity: 33%
Dew Point: 32°F
Pressure: 29.98 in.
Wind Data
13 MPH
Gust: 31 MPH
300° Northwest
Current Conditions at
SHIRLEY/BROOKHAVEN - (KHWV)
57°
Mostly Clear
as of 1:56 PM EST
Rel. Humidity: 35%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
22 MPH
Gust: 35 MPH
310° Northwest
Cloud Level(s): Few at 6500ft
Current Conditions at
GROTON - (KGON)
54°
Mostly Clear
as of 1:56 PM EST
Rel. Humidity: 32%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
24 MPH
Gust: 41 MPH
310° Northwest
Cloud Level(s): Few at 7500ft
Sunny on This Afternoon This Afternoon... Sunny, with a high near 57. Northwest wind 15 to 18 mph, with gusts as high as 31 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 41. West wind 6 to 9 mph, with gusts as high as 20 mph.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 62. Southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 28 mph.

20% chance of rain Wednesday Night Wednesday Night... A 20 percent chance of rain before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 46. Windy, with a southwest wind 26 to 31 mph becoming west 33 to 38 mph after midnight. Winds could gust as high as 60 mph.

Sunny on Thursday Thursday... Sunny, with a high near 53. Breezy, with a northwest wind 18 to 25 mph, with gusts as high as 55 mph.

Mostly Clear on Thursday Night Thursday Night... Areas of frost before 4am, then areas of frost after 5am. Otherwise, mostly clear, with a low around 36.

Partly Sunny on Friday Friday... Areas of frost before 7am. Otherwise, partly sunny, with a high near 61.

70% chance of rain Friday Night Friday Night... Rain likely, mainly after 1am. Cloudy, with a low around 51. Chance of precipitation is 70%.

50% chance of rain Saturday Saturday... A 50 percent chance of rain before 1pm. Partly sunny, with a high near 63.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 46.

50% chance of rain Sunday Sunday... A 50 percent chance of rain. Partly sunny, with a high near 60.

60% chance of rain Sunday Night Sunday Night... Rain likely. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

40% chance of rain Monday Monday... A 40 percent chance of rain. Partly sunny, with a high near 52.

Current Radar Image


Sun Almanac for Deerfield, New York
Sunrise: 06:24 AM
Sunset: 4:42 PM
Civil Sunrise:05:56 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 05:23 AM
Nautical Sunset: 5:43 PM
Astro Sunrise: 04:51 AM
Astro Sunset: 6:15 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.