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.

Fair

64°F

18°C

Humidity 30%
Wind Speed NW 13 G 30 mph
Barometer 29.95 in (1014.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 23 Apr 12:56 pm EDT
Extended Forecast for

Grahamsville NY

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 65. Northwest wind around 14 mph, with gusts as high as 26 mph.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 42. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 42 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 63. Northwest wind 3 to 6 mph.

    High: 63 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A chance of showers after 2am. Partly cloudy, with a low around 37. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 48. Southeast wind 3 to 6 mph. Chance of precipitation is 70%.

    High: 48 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly before 2am. Cloudy, with a low around 35. Chance of precipitation is 60%.

    Low: 35 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 2pm. Partly sunny, with a high near 54. Chance of precipitation is 30%.

    High: 54 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 65. Northwest wind around 14 mph, with gusts as high as 26 mph.
Tonight
Increasing clouds, with a low around 42. Northwest wind 5 to 7 mph becoming calm in the evening.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 63. Northwest wind 3 to 6 mph.
Friday Night
A chance of showers after 2am. Partly cloudy, with a low around 37. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 48. Southeast wind 3 to 6 mph. Chance of precipitation is 70%.
Saturday Night
Showers likely, mainly before 2am. Cloudy, with a low around 35. Chance of precipitation is 60%.
Sunday
A chance of showers before 2pm. Partly sunny, with a high near 54. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 62.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Tuesday
Showers likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 59. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Grahamsville NY
 41.84°N 74.55°W (Elev. 1115 ft)
Last Update:
12:52 pm EDT Apr 23, 2026
Forecast Valid:
1pm EDT Apr 23, 2026-6pm EDT Apr 29, 2026
 
Forecast Discussion
 
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Additional Resources

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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