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

51°F

11°C

Humidity 100%
Wind Speed NW 7 mph
Barometer 29.82 in (1010.1 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 12 Oct 6:56 am EDT
Extended Forecast for

Monticello NY

  • Columbus Day

    Columbus Day: Mostly cloudy, then gradually becoming sunny, with a high near 66. Northwest wind 5 to 9 mph.

    High: 66 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. Northwest wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 71. Light south wind increasing to 5 to 9 mph in the morning.

    High: 71 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 59. West wind around 8 mph. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 70. West wind 7 to 10 mph.

    High: 70 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.

    Low: 46 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers, mainly before 2pm. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Showers

Detailed Forecast

Columbus Day
Mostly cloudy, then gradually becoming sunny, with a high near 66. Northwest wind 5 to 9 mph.
Tonight
Mostly cloudy, with a low around 50. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 71. Light south wind increasing to 5 to 9 mph in the morning.
Tuesday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 59. West wind around 8 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 70. West wind 7 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Friday
Showers, mainly before 2pm. High near 63. Chance of precipitation is 80%.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Sunny, with a high near 52.
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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:
7:34 am EDT Oct 12, 2026
Forecast Valid:
9am EDT Oct 12, 2026-6pm EDT Oct 18, 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