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

44°F

7°C

Humidity 34%
Wind Speed S 10 mph
Barometer 30.45 in (1032.8 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 29 Mar 11:56 am EDT
Extended Forecast for

Monticello NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 49. Southwest wind 10 to 13 mph.

    High: 49 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 35. Southwest wind around 8 mph.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Increasing clouds, with a high near 57. Southwest wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 57 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 48. Southwest wind 6 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 67. Southwest wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    High: 67 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.

    High: 69 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.

    Low: 40 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 49. Chance of precipitation is 50%.

    High: 49 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 49. Southwest wind 10 to 13 mph.
Tonight
Partly cloudy, with a low around 35. Southwest wind around 8 mph.
Monday
Increasing clouds, with a high near 57. Southwest wind 8 to 14 mph, with gusts as high as 24 mph.
Monday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 48. Southwest wind 6 to 8 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of showers. Mostly cloudy, with a high near 67. Southwest wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 49. Chance of precipitation is 50%.
Thursday Night
Rain showers likely before 2am, then rain or freezing rain likely. Cloudy, with a low around 36. Chance of precipitation is 60%.
Friday
Rain or freezing rain likely. Cloudy, with a high near 48. Chance of precipitation is 70%.
Friday Night
A chance of showers. Cloudy, with a low around 39. Chance of precipitation is 50%.
Saturday
A chance of showers. Cloudy, with a high near 53. Chance of precipitation is 50%.
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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:
11:27 am EDT Mar 29, 2026
Forecast Valid:
12pm EDT Mar 29, 2026-6pm EDT Apr 4, 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