St Johnsbury, VT Weather Forecast
Local 7-day forecast
Patchy Fog then Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for St Johnsbury, VT in one place.
Patchy fog before 9am. Mostly sunny, with a high near 67. Northwest wind 1 to 9 mph.
Local Weather Overview
This forecast page for St Johnsbury, 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: Jun 1, 2026 6:49 PM EDT.
The active forecast window currently covers Jun 2 to Jun 7, 2026 for St Johnsbury, VT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 2 to Jun 7, 2026
- Latest sync
- Jun 1, 2026 6:49 PM EDT
- Forecast office
- BTV
- Source
- NOAA / NWS
Daily Outlook
This Week in St Johnsbury
Thursday looks like the warmest upcoming period in St Johnsbury at 81 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 43 degrees F.
The strongest winds are forecast for Tuesday at about 1 to 9 mph NW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 1, 2026 6:49 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
Partly cloudy, with a low around 43. North wind 0 to 8 mph.
Sunny, with a high near 75. Northwest wind around 2 mph.
Mostly clear, with a low around 49. Northwest wind around 2 mph.
Sunny, with a high near 81. Southwest wind 1 to 7 mph.
Partly cloudy, with a low around 52. Northwest wind 0 to 5 mph.
Partly sunny, with a high near 78. West wind around 2 mph.
A chance of rain showers after 8pm. Mostly cloudy, with a low around 55. Southwest wind around 2 mph. Chance of precipitation is 30%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 75. West wind around 2 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. North wind around 2 mph. Chance of precipitation is 50%.
A chance of rain showers. Partly sunny, with a high near 73. East wind around 2 mph. Chance of precipitation is 40%.
A chance of rain showers. Mostly cloudy, with a low around 50. East wind around 2 mph. Chance of precipitation is 40%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 2
|
Patchy Fog then Mostly Sunny
|
67°F |
1 to 9 mph
NW
|
|
Tuesday Night
Jun 2
|
Partly Cloudy
|
43°F |
0 to 8 mph
N
|
|
Wednesday
Jun 3
|
Sunny
|
75°F |
2 mph
NW
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
49°F |
2 mph
NW
|
|
Thursday
Jun 4
|
Sunny
|
81°F |
1 to 7 mph
SW
|
|
Thursday Night
Jun 4
|
Partly Cloudy
|
52°F |
0 to 5 mph
NW
|
|
Friday
Jun 5
|
Partly Sunny
|
78°F |
2 mph
W
|
|
Friday Night
Jun 5
|
Chance Rain Showers
|
55°F |
2 mph
SW
|
|
Saturday
Jun 6
|
Chance Rain Showers
|
75°F |
2 mph
W
|
|
Saturday Night
Jun 6
|
Chance Showers And Thunderstorms
|
53°F |
2 mph
N
|
|
Sunday
Jun 7
|
Chance Rain Showers
|
73°F |
2 mph
E
|
|
Sunday Night
Jun 7
|
Chance Rain Showers
|
50°F |
2 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around St Johnsbury.