National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Fair

50°F

10°C

Humidity 83%
Wind Speed E 7 mph
Barometer 30.06 in (1017.7 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 18 Apr 6:56 am EDT
Extended Forecast for

Monticello NY

  • Today

    Today: Mostly sunny, with a high near 66. Southeast wind 5 to 11 mph.

    High: 66 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers, mainly after midnight. Mostly cloudy, with a low around 40. Southeast wind 6 to 11 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 44. Northwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 44 °F

    Showers

  • Sunday Night

    Sunday Night: Scattered showers before 8pm. Partly cloudy, with a low around 29. West wind 6 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 29 °F

    Scattered
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 42. Northwest wind around 11 mph.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers before 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.

    Low: 35 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 66. Southeast wind 5 to 11 mph.
Tonight
A chance of showers, mainly after midnight. Mostly cloudy, with a low around 40. Southeast wind 6 to 11 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers, mainly before 2pm. High near 44. Northwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Scattered showers before 8pm. Partly cloudy, with a low around 29. West wind 6 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 42. Northwest wind around 11 mph.
Monday Night
Mostly clear, with a low around 22.
Tuesday
Sunny, with a high near 49.
Tuesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monticello NY
 41.66°N 74.7°W (Elev. 1545 ft)
Last Update:
6:13 am EDT Apr 18, 2026
Forecast Valid:
7am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation