St Johnsbury, VT Weather Forecast
Local 7-day forecast
Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for St Johnsbury, VT in one place.
Rain showers and a chance of drizzle and patchy fog before 5pm, then showers and thunderstorms. Cloudy, with a high near 64. South wind 2 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
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: Apr 15, 2026 3:42 PM EDT.
The active forecast window currently covers Apr 16 to Apr 21, 2026 for St Johnsbury, VT.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 16 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 3:42 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 64 degrees F.
Monday Night is the coolest period ahead with temperatures near 23 degrees F.
The strongest winds are forecast for Monday at about 9 mph NW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 3:42 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
Showers and thunderstorms. Cloudy, with a low around 53. South wind 2 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Rain showers likely before 8am, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 61. Northwest wind around 2 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of rain showers before 2am. Mostly cloudy, with a low around 45. Northeast wind around 2 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Partly sunny, with a high near 64. Southeast wind 1 to 5 mph.
A chance of rain showers after 8pm. Mostly cloudy, with a low around 46. South wind around 6 mph. Chance of precipitation is 40%.
Rain showers likely. Mostly cloudy, with a high near 55. Southwest wind around 6 mph. Chance of precipitation is 60%.
Rain showers likely before 11pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 29. West wind around 7 mph. Chance of precipitation is 60%.
A chance of snow showers before 2pm. Mostly cloudy, with a high near 38. Northwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Mostly cloudy, with a low around 23. Northwest wind 5 to 8 mph.
Mostly sunny, with a high near 47. West wind around 6 mph.
A slight chance of rain showers between 8pm and 11pm, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 34. Southwest wind around 5 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Apr 16
|
Rain Showers
|
64°F |
2 to 6 mph
S
|
|
Thursday Night
Apr 16
|
Showers And Thunderstorms
|
53°F |
2 to 6 mph
S
|
|
Friday
Apr 17
|
Chance Showers And Thunderstorms
|
61°F |
2 mph
NW
|
|
Friday Night
Apr 17
|
Chance Rain Showers
|
45°F |
2 mph
NE
|
|
Saturday
Apr 18
|
Partly Sunny
|
64°F |
1 to 5 mph
SE
|
|
Saturday Night
Apr 18
|
Chance Rain Showers
|
46°F |
6 mph
S
|
|
Sunday
Apr 19
|
Rain Showers Likely
|
55°F |
6 mph
SW
|
|
Sunday Night
Apr 19
|
Chance Rain And Snow Showers
|
29°F |
7 mph
W
|
|
Monday
Apr 20
|
Chance Snow Showers
|
38°F |
9 mph
NW
|
|
Monday Night
Apr 20
|
Mostly Cloudy
|
23°F |
5 to 8 mph
NW
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
47°F |
6 mph
W
|
|
Tuesday Night
Apr 21
|
Slight Chance Rain And Snow Showers
|
34°F |
5 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around St Johnsbury.