10-day forecast for St. Johnsbury, VT: 46° to 85°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Monday, August 10
66° · 1.97 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1085° / 63°0.03
Morning70°feels 70°
Afternoon83°feels 82°
Evening70°feels 71°
Overnight64°feels 65°
85 °
St. Johnsbury, Monday, 10 August
Light rain. High 85°, low 63°.
Pressure29.94 inHg
Wind5.9 mph S
Humidity42%
Visibility6.2 mi
Dew point55°
Tue, 1178° / 59°0.17
Morning67°feels 68°
Afternoon78°feels 77°
Evening63°feels 63°
Overnight65°feels 66°
78 °
St. Johnsbury, Tuesday, 11 August
Rain. High 78°, low 59°.
Pressure29.80 inHg
Wind12.4 mph NW
Humidity50%
Visibility6.2 mi
Dew point54°
Wed, 1277° / 57°0.27
Morning63°feels 63°
Afternoon77°feels 77°
Evening64°feels 64°
Overnight59°feels 58°
77 °
St. Johnsbury, Wednesday, 12 August
Light rain. High 77°, low 57°.
Pressure29.77 inHg
Wind5 mph SW
Humidity57%
Visibility6.2 mi
Dew point58°
Thu, 1373° / 55°0.19
Morning62°feels 62°
Afternoon73°feels 72°
Evening67°feels 66°
Overnight58°feels 58°
73 °
St. Johnsbury, Thursday, 13 August
Light rain. High 73°, low 55°.
Pressure29.77 inHg
Wind12.3 mph NW
Humidity52%
Visibility6.2 mi
Dew point52°
Fri, 1467° / 47°0
Morning52°feels 50°
Afternoon65°feels 63°
Evening62°feels 61°
Overnight49°feels 49°
67 °
St. Johnsbury, Friday, 14 August
Clear. High 67°, low 47°.
Pressure30.03 inHg
Wind11.8 mph NW
Humidity45%
Visibility—
Dew point41°
Sat, 1574° / 46°0
Morning53°feels 52°
Afternoon70°feels 69°
Evening69°feels 67°
Overnight52°feels 51°
74 °
St. Johnsbury, Saturday, 15 August
Mostly clear. High 74°, low 46°.
Pressure30.18 inHg
Wind7.4 mph NW
Humidity46%
Visibility—
Dew point45°
Sun, 1666° / 51°1.97
Morning55°feels 55°
Afternoon65°feels 64°
Evening57°feels 57°
Overnight57°feels 57°
66 °
St. Johnsbury, Sunday, 16 August
Heavy rain. High 66°, low 51°.
Pressure29.94 inHg
Wind8.3 mph E
Humidity60%
Visibility—
Dew point50°
Mon, 1770° / 56°0.06
Morning57°feels 57°
Afternoon61°feels 61°
Evening68°feels 67°
Overnight56°feels 56°
70 °
St. Johnsbury, Monday, 17 August
Light rain. High 70°, low 56°.
Pressure29.88 inHg
Wind10.9 mph NW
Humidity88%
Visibility—
Dew point55°
Tue, 1878° / 53°0
Morning59°feels 58°
Afternoon73°feels 73°
Evening74°feels 74°
Overnight59°feels 58°
78 °
St. Johnsbury, Tuesday, 18 August
Overcast. High 78°, low 53°.
Pressure30.09 inHg
Wind2.9 mph E
Humidity57%
Visibility—
Dew point54°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in St. Johnsbury, VT around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.