Great Valley, NY Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Great Valley, NY in one place.
Sunny, with a high near 62. Northeast wind around 12 mph.
Local Weather Overview
This forecast page for Great Valley, 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: May 30, 2026 7:05 PM EDT.
The active forecast window currently covers May 30 to Jun 5, 2026 for Great Valley, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 30 to Jun 5, 2026
- Latest sync
- May 30, 2026 7:05 PM EDT
- Forecast office
- BUF
- Source
- NOAA / NWS
Daily Outlook
This Week in Great Valley
Friday looks like the warmest upcoming period in Great Valley at 80 degrees F.
Tonight is the coolest period ahead with temperatures near 40 degrees F.
The strongest winds are forecast for This Afternoon at about 12 mph NE.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- May 30, 2026 7:05 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- BUF
- Radar station
- KBUF
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Patchy fog after 1am. Clear, with a low around 40. North wind 0 to 12 mph.
Patchy fog before 9am. Sunny, with a high near 69. Northwest wind 0 to 6 mph.
Mostly clear, with a low around 45. West wind 0 to 5 mph.
Sunny, with a high near 70. North wind 0 to 6 mph.
Clear, with a low around 45. Northeast wind 0 to 5 mph.
Sunny, with a high near 69. North wind 0 to 8 mph.
Mostly clear, with a low around 47. North wind 0 to 6 mph.
Sunny, with a high near 72.
Mostly clear, with a low around 48.
Sunny, with a high near 78.
Mostly clear, with a low around 55.
Mostly sunny, with a high near 80.
A slight chance of showers and thunderstorms between 8pm and 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
May 30
|
Sunny
|
62°F |
12 mph
NE
|
|
Tonight
May 30
|
Clear then Patchy Fog
|
40°F |
0 to 12 mph
N
|
|
Sunday
May 31
|
Patchy Fog then Sunny
|
69°F |
0 to 6 mph
NW
|
|
Sunday Night
May 31
|
Mostly Clear
|
45°F |
0 to 5 mph
W
|
|
Monday
Jun 1
|
Sunny
|
70°F |
0 to 6 mph
N
|
|
Monday Night
Jun 1
|
Clear
|
45°F |
0 to 5 mph
NE
|
|
Tuesday
Jun 2
|
Sunny
|
69°F |
0 to 8 mph
N
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
47°F |
0 to 6 mph
N
|
|
Wednesday
Jun 3
|
Sunny
|
72°F |
0 to 5 mph
N
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
48°F |
0 to 3 mph
N
|
|
Thursday
Jun 4
|
Sunny
|
78°F |
0 to 5 mph
W
|
|
Thursday Night
Jun 4
|
Mostly Clear
|
55°F |
3 mph
W
|
|
Friday
Jun 5
|
Mostly Sunny
|
80°F |
2 to 8 mph
SW
|
|
Friday Night
Jun 5
|
Slight Chance Showers And Thunderstorms
|
58°F |
2 to 6 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Great Valley.