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

71°F

22°C

Humidity 81%
Wind Speed NW 8 mph
Barometer 30.10 in (1018.6 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 28 Aug 10:56 am EDT
Extended Forecast for

Monticello NY

  • Today

    Today: Partly sunny, with a high near 77. Northwest wind 5 to 7 mph.

    High: 77 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 49. Northwest wind 3 to 7 mph.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 79. West wind 3 to 8 mph.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

Detailed Forecast

Today
Partly sunny, with a high near 77. Northwest wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 49. Northwest wind 3 to 7 mph.
Saturday
Sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 53. Calm wind.
Sunday
Mostly sunny, with a high near 79. West wind 3 to 8 mph.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 20%.
Monday
A chance of showers after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 30%.
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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 Aug 28, 2026
Forecast Valid:
11am EDT Aug 28, 2026-6pm EDT Sep 3, 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