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.

A Few Clouds

14°F

-10°C

Humidity 49%
Wind Speed NW 15 mph
Barometer 30.16 in (1024.1 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill-1°F (-18°C)
Last update 20 Jan 12:56 pm EST
Extended Forecast for

Monticello NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 14. Wind chill values as low as -1. West wind 10 to 13 mph.

    High: 14 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 2. Wind chill values as low as -7. West wind 5 to 7 mph.

    Low: 2 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of snow showers after 4pm. Increasing clouds, with a high near 24. Wind chill values as low as -6. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    High: 24 °F

    Mostly Sunny
    then Slight
    Chance Snow
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 19. Southwest wind around 9 mph.

    Low: 19 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 35. West wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -1.

    Low: -1 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny and cold, with a high near 9.

    High: 9 °F

    Cold

Detailed Forecast

This Afternoon
Partly sunny, with a high near 14. Wind chill values as low as -1. West wind 10 to 13 mph.
Tonight
Mostly clear, with a low around 2. Wind chill values as low as -7. West wind 5 to 7 mph.
Wednesday
A slight chance of snow showers after 4pm. Increasing clouds, with a high near 24. Wind chill values as low as -6. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 19. Southwest wind around 9 mph.
Thursday
Mostly sunny, with a high near 35. West wind 10 to 14 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 14.
Friday
Partly sunny, with a high near 20.
Friday Night
Partly cloudy, with a low around -1.
Saturday
Partly sunny and cold, with a high near 9.
Saturday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 2. Chance of precipitation is 30%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 11. Chance of precipitation is 50%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 3. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 17.
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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:
1:03 pm EST Jan 20, 2026
Forecast Valid:
1pm EST Jan 20, 2026-6pm EST Jan 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation