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

47°F

8°C

Humidity 83%
Wind Speed E 5 mph
Barometer 30.31 in (1026.3 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 4 Oct 3:56 am EDT
Extended Forecast for

Monticello NY

  • Today

    Today: A chance of showers after 2pm. Increasing clouds, with a high near 58. Southeast wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Partly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: Patchy fog between 10pm and 11pm. Otherwise, mostly cloudy, with a low around 47. Light and variable wind.

    Low: 47 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 60. Northwest wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 60 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. Northwest wind 7 to 9 mph.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy frost before 9am. Otherwise, sunny, with a high near 57. Northwest wind 6 to 9 mph.

    High: 57 °F

    Patchy Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Areas of frost after 3am. Otherwise, clear, with a low around 37.

    Low: 37 °F

    Clear then
    Areas Frost

  • Wednesday

    Wednesday: Areas of frost before 8am. Otherwise, sunny, with a high near 64.

    High: 64 °F

    Areas Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
A chance of showers after 2pm. Increasing clouds, with a high near 58. Southeast wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Patchy fog between 10pm and 11pm. Otherwise, mostly cloudy, with a low around 47. Light and variable wind.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 60. Northwest wind 9 to 14 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 37. Northwest wind 7 to 9 mph.
Tuesday
Patchy frost before 9am. Otherwise, sunny, with a high near 57. Northwest wind 6 to 9 mph.
Tuesday Night
Areas of frost after 3am. Otherwise, clear, with a low around 37.
Wednesday
Areas of frost before 8am. Otherwise, sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monticello NY
 41.65°N 74.67°W (Elev. 1414 ft)
Last Update:
2:30 am EDT Oct 4, 2026
Forecast Valid:
4am EDT Oct 4, 2026-6pm EDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation