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

50°F

10°C

Humidity 89%
Wind Speed E 5 mph
Barometer 30.30 in (1026.3 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 4 Oct 8:56 am EDT
Extended Forecast for

Jeffersonville NY

  • Today

    Today: A slight chance of showers after 2pm. Mostly cloudy, with a high near 59. Southeast wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 59 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: Patchy fog between 9pm and 11pm. Otherwise, mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 60. Northwest wind 8 to 15 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 5 to 8 mph.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy frost before 9am. Otherwise, sunny, with a high near 58. Northwest wind 5 to 9 mph.

    High: 58 °F

    Patchy Frost
    then Sunny

  • Tuesday Night

    Tuesday Night: Areas of frost after 1am. Otherwise, clear, with a low around 37.

    Low: 37 °F

    Mostly Clear
    then Areas
    Frost

  • Wednesday

    Wednesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Wednesday Night

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

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers after 2pm. Mostly cloudy, with a high near 59. Southeast wind 6 to 8 mph. Chance of precipitation is 20%.
Tonight
Patchy fog between 9pm and 11pm. Otherwise, mostly cloudy, with a low around 48. Calm wind.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 60. Northwest wind 8 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 37. Northwest wind 5 to 8 mph.
Tuesday
Patchy frost before 9am. Otherwise, sunny, with a high near 58. Northwest wind 5 to 9 mph.
Tuesday Night
Areas of frost after 1am. Otherwise, clear, with a low around 37.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jeffersonville NY
 41.77°N 74.92°W (Elev. 1247 ft)
Last Update:
2:30 am EDT Oct 4, 2026
Forecast Valid:
9am EDT Oct 4, 2026-6pm EDT Oct 10, 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