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Upper Mongaup, New York Weather Forecast
Upper Mongaup, New York Weather
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Weather Forecast for Upper Mongaup, New York : Sullivan County
Issued: 12:34 am EST Dec 15, 2025 Latitude: 41.4575922 Longitude: -74.7648859 View on Google Maps

MouseOver for Detail Forecast
Overnight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
Mostly Cloudy on Overnight Increasing Clouds on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday Partly Sunny on Thursday Partly Sunny on Friday Partly Sunny on Saturday Mostly Cloudy on Sunday
Low: 9 °F High: 24°F High: 29°F High: 40°F High: 45°F High: 39°F High: 33°F High: 41°F
Low: 10°F Low: 18°F Low: 19°F Low: 38°F Low: 16°F Low: 27°F  
Mostly Cloudy Increasing Clouds Mostly Sunny Partly Sunny Partly Sunny Partly Sunny Partly Sunny Mostly Cloudy
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Current Conditions at
MONTICELLO - (KMSV)
12°
Feels like -2°F
Cloudy
Light Snow
as of 12:56 AM EST
Rel. Humidity: 78%
Dew Point: 7°F
Visibility: 7 Miles
Pressure: 30.05 in.
Flight Rule: MVFR
Wind Data
13 MPH
Gust: 24 MPH
320° Northwest
Cloud Level(s): Solid Overcast at 2700ft
Current Conditions at
SUSSEX - (KFWN)
19°
Cloudy
as of 12:53 AM EST
Rel. Humidity: 57%
Dew Point: 7°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
8 MPH
320° Northwest
Cloud Level(s): Broken at 3200ft, Solid Overcast at 3900ft
Current Conditions at
MONTGOMERY - (KMGJ)
19°
Partly Cloudy
as of 12:54 AM EST
Rel. Humidity: 48%
Dew Point: 3°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Scattered at 3900ft
Current Conditions at
POCONO MNTS MUNICIPAL AP - (KMPO)
10°
Feels like -8°F
Cloudy
Light Snow
as of 12:53 AM EST
Rel. Humidity: 72%
Dew Point: 3°F
Visibility: 4 Miles
Pressure: 30.02 in.
Flight Rule: MVFR
Wind Data
21 MPH
Gust: 35 MPH
290° West
Cloud Level(s): Solid Overcast at 2400ft
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 9. Wind chill values as low as -5. Northwest wind 10 to 13 mph, with gusts as high as 25 mph.

Increasing Clouds on Monday Monday... Increasing clouds, with a high near 24. Wind chill values as low as -3. Northwest wind 7 to 10 mph, with gusts as high as 23 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 10. West wind around 5 mph becoming calm in the evening.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 29. Light and variable wind.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 18. Calm wind becoming southwest around 5 mph after midnight.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 40.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 19.

Partly Sunny on Thursday Thursday... Partly sunny, with a high near 45.

90% chance of rain Thursday Night Thursday Night... Showers. Low around 38. Chance of precipitation is 90%.

Partly Sunny on Friday Friday... Partly sunny, with a high near 39.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 16.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 33.

30% chance of snow Saturday Night Saturday Night... A chance of snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.

Mostly Cloudy on Sunday Sunday... Mostly cloudy, with a high near 41.

Current Radar Image


Sun Almanac for Upper Mongaup, New York
Sunrise: 07:19 AM
Sunset: 4:30 PM
Civil Sunrise:06:47 AM
Civil Sunset: 5:02 PM
Nautical Sunrise: 06:12 AM
Nautical Sunset: 5:36 PM
Astro Sunrise: 05:39 AM
Astro Sunset: 6:10 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.