10-day forecast for Cornwall, ID: 32° to 67°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Saturday, October 17
45° · 0.04 in
Worst day: Sunday, October 11
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1053° / 35°0
Morning39°feels 34°
Afternoon52°feels 50°
Evening41°feels 38°
Overnight41°feels 36°
53 °
Cornwall, Saturday, 10 October
Overcast. High 53°, low 35°.
Pressure29.80 inHg
Wind5.6 mph W
Humidity52%
Visibility6.2 mi
Dew point31°
Sun, 1145° / 35°0.04
Morning36°feels 30°
Afternoon45°feels 40°
Evening40°feels 36°
Overnight37°feels 32°
45 °
Cornwall, Sunday, 11 October
Light rain. High 45°, low 35°.
Pressure29.91 inHg
Wind8.4 mph NE
Humidity62%
Visibility6.2 mi
Dew point30°
Mon, 1251° / 34°0
Morning37°feels 34°
Afternoon50°feels 47°
Evening39°feels 39°
Overnight39°feels 36°
51 °
Cornwall, Monday, 12 October
Light rain. High 51°, low 34°.
Pressure30.06 inHg
Wind3 mph E
Humidity54%
Visibility6.2 mi
Dew point31°
Tue, 1355° / 32°0
Morning35°feels 32°
Afternoon55°feels 52°
Evening52°feels 49°
Overnight35°feels 35°
55 °
Cornwall, Tuesday, 13 October
Clear. High 55°, low 32°.
Pressure30.15 inHg
Wind1.1 mph SE
Humidity49%
Visibility6.2 mi
Dew point32°
Wed, 1460° / 36°0
Morning41°feels 41°
Afternoon54°feels 52°
Evening55°feels 53°
Overnight42°feels 42°
60 °
Cornwall, Wednesday, 14 October
Clear. High 60°, low 36°.
Pressure30.24 inHg
Wind3.2 mph W
Humidity47%
Visibility—
Dew point32°
Thu, 1563° / 40°0
Morning46°feels 43°
Afternoon59°feels 56°
Evening58°feels 56°
Overnight45°feels 43°
63 °
Cornwall, Thursday, 15 October
Overcast. High 63°, low 40°.
Pressure30.33 inHg
Wind6.3 mph SE
Humidity44%
Visibility—
Dew point34°
Fri, 1663° / 41°0
Morning46°feels 42°
Afternoon57°feels 54°
Evening60°feels 57°
Overnight46°feels 44°
63 °
Cornwall, Friday, 16 October
Clear. High 63°, low 41°.
Pressure30.39 inHg
Wind9.9 mph E
Humidity43%
Visibility—
Dew point32°
Sat, 1764° / 43°0
Morning47°feels 44°
Afternoon58°feels 55°
Evening57°feels 55°
Overnight45°feels 45°
64 °
Cornwall, Saturday, 17 October
Overcast. High 64°, low 43°.
Pressure30.09 inHg
Wind5.7 mph W
Humidity35%
Visibility—
Dew point28°
Sun, 1860° / 43°0.01
Morning46°feels 44°
Afternoon55°feels 52°
Evening55°feels 52°
Overnight45°feels 42°
60 °
Cornwall, Sunday, 18 October
Light rain. High 60°, low 43°.
Pressure30.00 inHg
Wind8.9 mph W
Humidity43%
Visibility—
Dew point31°
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 Cornwall, ID 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.