Grand Isle, VT Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Grand Isle, VT in one place.
Sunny, with a high near 58. South wind around 2 mph.
Local Weather Overview
This forecast page for Grand Isle, VT 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: Oct 22, 2026 11:09 PM EDT.
The active forecast window currently covers Oct 24 to Oct 29, 2026 for Grand Isle, VT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 24 to Oct 29, 2026
- Latest sync
- Oct 22, 2026 11:09 PM EDT
- Forecast office
- BTV
- Source
- NOAA / NWS
Daily Outlook
This Week in Grand Isle
Sunday looks like the warmest upcoming period in Grand Isle at 62 degrees F.
Saturday Night is the coolest period ahead with temperatures near 31 degrees F.
The strongest winds are forecast for Thursday at about 9 to 13 mph S.
The forecast from Oct 24 through Oct 29 stays mostly dry.
Forecast Details
- Last updated
- Oct 22, 2026 11:09 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- BTV
- Radar station
- KCXX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Clear, with a low around 31. Southeast wind 0 to 5 mph.
Sunny, with a high near 62. South wind around 6 mph.
Mostly clear, with a low around 43. South wind 5 to 8 mph.
Partly sunny, with a high near 60. Southwest wind 3 to 8 mph.
Partly cloudy, with a low around 38. Northwest wind 6 to 9 mph.
Mostly sunny, with a high near 49. North wind around 9 mph.
Mostly clear, with a low around 33. Northwest wind 1 to 6 mph.
Mostly sunny, with a high near 52. South wind around 3 mph.
Partly cloudy, with a low around 38. South wind 2 to 8 mph.
Mostly sunny, with a high near 56. South wind 9 to 13 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Oct 24
|
Sunny
|
58°F |
2 mph
S
|
|
Saturday Night
Oct 24
|
Clear
|
31°F |
0 to 5 mph
SE
|
|
Sunday
Oct 25
|
Sunny
|
62°F |
6 mph
S
|
|
Sunday Night
Oct 25
|
Mostly Clear
|
43°F |
5 to 8 mph
S
|
|
Monday
Oct 26
|
Partly Sunny
|
60°F |
3 to 8 mph
SW
|
|
Monday Night
Oct 26
|
Partly Cloudy
|
38°F |
6 to 9 mph
NW
|
|
Tuesday
Oct 27
|
Mostly Sunny
|
49°F |
9 mph
N
|
|
Tuesday Night
Oct 27
|
Mostly Clear
|
33°F |
1 to 6 mph
NW
|
|
Wednesday
Oct 28
|
Mostly Sunny
|
52°F |
3 mph
S
|
|
Wednesday Night
Oct 28
|
Partly Cloudy
|
38°F |
2 to 8 mph
S
|
|
Thursday
Oct 29
|
Mostly Sunny
|
56°F |
9 to 13 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grand Isle.
