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.

Mostly Cloudy

83°F

28°C

Humidity 41%
Wind Speed Vrbl 6 mph
Barometer 29.80 in (1008.3 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 16 Apr 3:56 pm EDT
Extended Forecast for

Monticello NY

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 81. Southwest wind around 9 mph.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers after 1am. Mostly cloudy, with a low around 57. West wind around 6 mph. Chance of precipitation is 20%.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly after 3pm. Mostly sunny, with a high near 71. Northwest wind around 7 mph. Chance of precipitation is 30%.

    High: 71 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. North wind around 5 mph becoming light and variable in the evening.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 68. South wind 6 to 10 mph.

    High: 68 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.

    Low: 39 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers. High near 50. Chance of precipitation is 80%.

    High: 50 °F

    Showers

  • Sunday Night

    Sunday Night: Rain and snow showers likely before 11pm, then a chance of snow showers between 11pm and 2am. Partly cloudy, with a low around 27. Chance of precipitation is 60%.

    Low: 27 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 81. Southwest wind around 9 mph.
Tonight
A slight chance of showers after 1am. Mostly cloudy, with a low around 57. West wind around 6 mph. Chance of precipitation is 20%.
Friday
A chance of showers, mainly after 3pm. Mostly sunny, with a high near 71. Northwest wind around 7 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 52. North wind around 5 mph becoming light and variable in the evening.
Saturday
Partly sunny, with a high near 68. South wind 6 to 10 mph.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Sunday
Showers. High near 50. Chance of precipitation is 80%.
Sunday Night
Rain and snow showers likely before 11pm, then a chance of snow showers between 11pm and 2am. Partly cloudy, with a low around 27. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 40.
Monday Night
Mostly clear, with a low around 22.
Tuesday
Sunny, with a high near 50.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 59.
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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:
2:30 pm EDT Apr 16, 2026
Forecast Valid:
4pm EDT Apr 16, 2026-6pm EDT Apr 22, 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