Grand Isle County, VT Weather Forecast
County weather hub
Slight Chance Rain Showers
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A slight chance of rain showers after 8am. Mostly sunny, with a high near 64. Northwest wind 1 to 7 mph.
County Weather Overview
This county weather page brings together forecast coverage for Grand Isle County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 0 of 0 mapped cities in Grand Isle County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jun 2 to Jun 5, 2026
- Latest sync
- May 29, 2026 10:29 PM EDT
- Forecast office
- BTV
- Source
- NOAA / NWS
Daily Outlook
This Week in Grand Isle County
Friday looks like the warmest upcoming period in Grand Isle County at 77 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 49 degrees F.
The strongest winds are forecast for Tuesday at about 1 to 7 mph NW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- May 29, 2026 10:29 PM EDT
- Coverage
- 4 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
A slight chance of rain showers before 8pm. Partly cloudy, with a low around 49. North wind around 5 mph.
Mostly sunny, with a high near 65. North wind around 5 mph.
Mostly clear, with a low around 51. West wind around 2 mph.
Mostly sunny, with a high near 75. Southwest wind around 5 mph.
Partly cloudy, with a low around 56. Southwest wind around 5 mph.
A chance of rain showers after 8am. Mostly sunny, with a high near 77. Southwest wind around 6 mph. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 2
|
Slight Chance Rain Showers
|
64°F |
1 to 7 mph
NW
|
|
Tuesday Night
Jun 2
|
Slight Chance Rain Showers then Partly Cloudy
|
49°F |
5 mph
N
|
|
Wednesday
Jun 3
|
Mostly Sunny
|
65°F |
5 mph
N
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
51°F |
2 mph
W
|
|
Thursday
Jun 4
|
Mostly Sunny
|
75°F |
5 mph
SW
|
|
Thursday Night
Jun 4
|
Partly Cloudy
|
56°F |
5 mph
SW
|
|
Friday
Jun 5
|
Chance Rain Showers
|
77°F |
6 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grand Isle County.
Nearby forecast pages are not available for this location yet.
Coverage
Forecast coverage currently spans 0 of 0 mapped cities in Grand Isle County.
