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

67°F

19°C

Humidity 39%
Wind Speed W 10 mph
Barometer 29.85 in (1010.9 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 26 Mar 12:56 pm EDT
Extended Forecast for

Grahamsville NY

  • This Afternoon

    This Afternoon: A chance of showers, mainly after 5pm. Mostly sunny, with a high near 68. West wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers, mainly before 1am. Low around 39. Northwest wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Showers then
    Showers
    Likely

  • Friday

    Friday: A slight chance of showers before 2pm. Partly sunny, with a high near 45. North wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 45 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 21. Calm wind becoming north around 5 mph after midnight.

    Low: 21 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 35. Northwest wind 7 to 10 mph.

    High: 35 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of showers, mainly after 5pm. Mostly sunny, with a high near 68. West wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers, mainly before 1am. Low around 39. Northwest wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A slight chance of showers before 2pm. Partly sunny, with a high near 45. North wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 21. Calm wind becoming north around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 35. Northwest wind 7 to 10 mph.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 56.
Monday Night
A chance of rain after 8pm. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Tuesday
A chance of rain. Partly sunny, with a high near 55. Chance of precipitation is 40%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grahamsville NY
 41.84°N 74.55°W (Elev. 1115 ft)
Last Update:
11:27 am EDT Mar 26, 2026
Forecast Valid:
1pm EDT Mar 26, 2026-6pm EDT Apr 1, 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