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

53°F

12°C

Humidity 35%
Wind Speed NW 18 G 25 mph
Barometer 30.26 in (1025.3 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 11 Apr 3:56 pm EDT
Extended Forecast for

Monticello NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 51. Northwest wind around 14 mph.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 29. Northwest wind 3 to 7 mph.

    Low: 29 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 54. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 41. South wind 7 to 9 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers after 2pm. Mostly cloudy, with a high near 71. Southwest wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    High: 71 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 51. Northwest wind around 14 mph.
Tonight
Clear, with a low around 29. Northwest wind 3 to 7 mph.
Sunday
Mostly sunny, with a high near 54. Calm wind becoming south 5 to 9 mph in the afternoon.
Sunday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 41. South wind 7 to 9 mph. Chance of precipitation is 20%.
Monday
A chance of showers after 2pm. Mostly cloudy, with a high near 71. Southwest wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 77.
Tuesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 79.
Wednesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 76.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 30%.
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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:
2:30 pm EDT Apr 11, 2026
Forecast Valid:
4pm EDT Apr 11, 2026-6pm EDT Apr 17, 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