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.

Overcast

36°F

2°C

Humidity 76%
Wind Speed E 6 mph
Barometer 29.94 in (1014.6 mb)
Dewpoint 29°F (-2°C)
Visibility 9.00 mi
Wind Chill31°F (-1°C)
Last update 22 Mar 2:56 am EDT
Extended Forecast for

Monticello NY

  • Overnight

    Overnight: A slight chance of showers before 4am, then a slight chance of drizzle after 5am. Mostly cloudy, with a low around 35. Southeast wind around 6 mph. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers with a slight chance of drizzle before 1pm, then a chance of drizzle between 1pm and 2pm, then showers likely after 2pm. Mostly cloudy, with a high near 56. South wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 56 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers, mainly before 5am. Low around 34. Northwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Showers

  • Monday

    Monday: A slight chance of rain and snow showers before 7am, then a slight chance of snow showers between 7am and 11am. Partly sunny, with a high near 40. Northwest wind 9 to 13 mph. Chance of precipitation is 20%.

    High: 40 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 23. Northwest wind 8 to 11 mph.

    Low: 23 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain after 2am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
A slight chance of showers before 4am, then a slight chance of drizzle after 5am. Mostly cloudy, with a low around 35. Southeast wind around 6 mph. Chance of precipitation is 20%.
Sunday
A chance of showers with a slight chance of drizzle before 1pm, then a chance of drizzle between 1pm and 2pm, then showers likely after 2pm. Mostly cloudy, with a high near 56. South wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Showers, mainly before 5am. Low around 34. Northwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A slight chance of rain and snow showers before 7am, then a slight chance of snow showers between 7am and 11am. Partly sunny, with a high near 40. Northwest wind 9 to 13 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 23. Northwest wind 8 to 11 mph.
Tuesday
Sunny, with a high near 43.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Mostly cloudy, with a high near 47.
Wednesday Night
A chance of rain after 2am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Thursday
A chance of rain before 8am, then a chance of rain after 2pm. Mostly cloudy, with a high near 52. Chance of precipitation is 40%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
Friday
A chance of rain. Mostly sunny, with a high near 39. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 38.
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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:
2:32 am EDT Mar 22, 2026
Forecast Valid:
3am EDT Mar 22, 2026-6pm EDT Mar 28, 2026
 
Forecast Discussion
 
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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