Cornwall, NY Weather Forecast
Local 7-day forecast
Partly Sunny then Showers And Thunderstorms Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Cornwall, NY in one place.
Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 88. Northwest wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Cornwall, 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: Jun 10, 2026 10:26 AM EDT.
The active forecast window currently covers Jun 11 to Jun 16, 2026 for Cornwall, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 11 to Jun 16, 2026
- Latest sync
- Jun 10, 2026 10:26 AM EDT
- Forecast office
- OKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Cornwall
Friday looks like the warmest upcoming period in Cornwall at 91 degrees F.
Monday Night is the coolest period ahead with temperatures near 59 degrees F.
The strongest winds are forecast for Sunday at about 3 to 10 mph SW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 10, 2026 10:26 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- OKX
- Radar station
- KOKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 68. West wind 2 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. West wind 2 to 6 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Sunny, with a high near 85.
Mostly clear, with a low around 63.
Sunny, with a high near 88.
A chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 50%.
A chance of rain showers before 8am, then a slight chance of showers and thunderstorms between 8am and 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
A chance of rain showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a low around 60.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jun 11
|
Partly Sunny then Showers And Thunderstorms Likely
|
88°F |
3 to 8 mph
NW
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
68°F |
2 to 6 mph
W
|
|
Friday
Jun 12
|
Mostly Sunny then Chance Showers And Thunderstorms
|
91°F |
2 to 6 mph
W
|
|
Friday Night
Jun 12
|
Chance Showers And Thunderstorms
|
66°F |
7 mph
NW
|
|
Saturday
Jun 13
|
Sunny
|
85°F |
7 mph
NW
|
|
Saturday Night
Jun 13
|
Mostly Clear
|
63°F |
2 to 7 mph
W
|
|
Sunday
Jun 14
|
Sunny
|
88°F |
3 to 10 mph
SW
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
62°F |
9 mph
W
|
|
Monday
Jun 15
|
Slight Chance Showers And Thunderstorms
|
78°F |
8 mph
NW
|
|
Monday Night
Jun 15
|
Chance Showers And Thunderstorms
|
59°F |
8 mph
N
|
|
Tuesday
Jun 16
|
Chance Rain Showers
|
78°F |
6 mph
NW
|
|
Tuesday Night
Jun 16
|
Chance Rain Showers
|
60°F |
6 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cornwall.