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

43°F

6°C

Humidity 32%
Wind Speed Vrbl 7 mph
Barometer 30.25 in (1025.8 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 24 Mar 4:56 pm EDT
Extended Forecast for

Grahamsville NY

  • Tonight

    Tonight: Partly cloudy, with a low around 27. Light west wind.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 51. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 51 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 2am. Mostly cloudy, with a low around 37. Light south wind. Chance of precipitation is 20%.

    Low: 37 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A slight chance of rain before 8am, then a chance of rain after 2pm. Partly sunny, with a high near 62. Southwest wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain, mainly after 8pm. Low around 38. Southwest wind around 7 mph. Chance of precipitation is 90%.

    Low: 38 °F

    Rain

  • Friday

    Friday: A slight chance of rain before 2pm. Partly sunny, with a high near 47. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Saturday Night

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

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 27. Light west wind.
Wednesday
Partly sunny, with a high near 51. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
A slight chance of rain after 2am. Mostly cloudy, with a low around 37. Light south wind. Chance of precipitation is 20%.
Thursday
A slight chance of rain before 8am, then a chance of rain after 2pm. Partly sunny, with a high near 62. Southwest wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain, mainly after 8pm. Low around 38. Southwest wind around 7 mph. Chance of precipitation is 90%.
Friday
A slight chance of rain before 2pm. Partly sunny, with a high near 47. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 20.
Saturday
Sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Partly sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Mostly sunny, with a high near 54.
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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:
3:22 pm EDT Mar 24, 2026
Forecast Valid:
5pm EDT Mar 24, 2026-6pm EDT Mar 31, 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