Sullivan, NY Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Sullivan, NY in one place.
Sunny, with a high near 93.
Local Weather Overview
This forecast page for Sullivan, NY is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 11, 2026 10:22 PM EDT.
The active forecast window currently covers Jul 14 to Jul 18, 2026 for Sullivan, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 18, 2026
- Latest sync
- Jul 11, 2026 10:22 PM EDT
- Forecast office
- BGM
- Source
- NOAA / NWS
Daily Outlook
This Week in Sullivan
Tuesday looks like the warmest upcoming period in Sullivan at 93 degrees F.
Friday Night is the coolest period ahead with temperatures near 64 degrees F.
The strongest winds are forecast for Wednesday at about 9 to 14 mph W.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 11, 2026 10:22 PM EDT
- Coverage
- 5 days
- Time zone
- America/New_York
- Forecast office
- BGM
- Radar station
- KTYX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 76.
Sunny, with a high near 88.
Partly cloudy, with a low around 66.
Mostly sunny, with a high near 85.
Partly cloudy, with a low around 65.
A slight chance of rain showers between 8am and 2pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 83.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64.
A chance of rain showers. Partly sunny, with a high near 83.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 14
|
Sunny
|
93°F |
6 to 13 mph
SW
|
|
Tuesday Night
Jul 14
|
Mostly Clear
|
76°F |
9 to 13 mph
W
|
|
Wednesday
Jul 15
|
Sunny
|
88°F |
9 to 14 mph
W
|
|
Wednesday Night
Jul 15
|
Partly Cloudy
|
66°F |
2 to 13 mph
W
|
|
Thursday
Jul 16
|
Mostly Sunny
|
85°F |
2 to 12 mph
W
|
|
Thursday Night
Jul 16
|
Partly Cloudy
|
65°F |
3 to 9 mph
W
|
|
Friday
Jul 17
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
83°F |
3 to 10 mph
W
|
|
Friday Night
Jul 17
|
Slight Chance Showers And Thunderstorms
|
64°F |
1 to 8 mph
SW
|
|
Saturday
Jul 18
|
Chance Rain Showers
|
83°F |
2 to 7 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sullivan.
