Monticello, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Monticello, a village in Sullivan County, New York.
Today
81°F
Sunny
Sunny, with a high near 81. Southwest wind around 3 mph.
7-day forecast for Monticello
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Sunny | 3 mph SW | 0% |
| Tonight | 59°F | Mostly Cloudy then Patchy Fog | 3 mph SW | 0% |
| Wednesday | 79°F | Partly Sunny | 1 to 5 mph SW | 10% |
| Wednesday Night | 64°F | Chance Showers And Thunderstorms | 5 mph S | 44% |
| Thursday | 84°F | Showers And Thunderstorms | 2 to 7 mph SW | 80% |
| Thursday Night | 66°F | Showers And Thunderstorms | 2 to 6 mph SW | 80% |
| Friday | 84°F | Showers And Thunderstorms Likely | 3 to 7 mph W | 65% |
| Friday Night | 65°F | Showers And Thunderstorms Likely | 5 mph W | 65% |
| Saturday | 82°F | Partly Sunny then Showers And Thunderstorms Likely | 2 to 7 mph W | 56% |
| Saturday Night | 64°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 2 to 6 mph W | 56% |
| Sunday | 84°F | Mostly Sunny | 3 to 7 mph W | 13% |
| Sunday Night | 65°F | Mostly Clear | 6 mph W | 13% |
| Monday | 84°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph W | 21% |
| Monday Night | 63°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 9 mph W | 21% |
Forecast source: National Weather Service (api.weather.gov) for Monticello (41.653, -74.688). Updated through the day.
Growing snapshot for Monticello
Last spring frost
May 7
First fall frost
Oct 7
Growing season
152 days
Hardiness zone
6a
More local growing data for Monticello: nearby ZIP 12701 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
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Bloomingburg
Bridgeville
Eldred
Fallsburg
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Jeffersonville
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Lake Huntington
Liberty
Livingston Manor
Loch Sheldrake
Mongaup Valley
Mountain Dale
Rock Hill
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Wurtsboro
Wurtsboro Hills
Climate data from the nearest NOAA station, Rock Hill 3 Sw, Ny (5.9 mi from Monticello). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.