10-day forecast for Roy Summit, ID: 30° to 57°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
55°
Best day: Thursday, October 29
45° · 0.74 in
Worst day: Sunday, November 1
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 2853° / 35°0
Morning35°feels 35°
Afternoon51°feels 49°
Evening44°feels 42°
Overnight37°feels 34°
53 °
Roy Summit, Wednesday, 28 October
Clear. High 53°, low 35°.
Pressure30.09 inHg
Wind4.6 mph S
Humidity65%
Visibility6.2 mi
Dew point31°
Thu, 2955° / 36°0
Morning37°feels 35°
Afternoon54°feels 52°
Evening47°feels 46°
Overnight36°feels 36°
55 °
Roy Summit, Thursday, 29 October
Overcast. High 55°, low 36°.
Pressure30.03 inHg
Wind8.8 mph SE
Humidity63%
Visibility6.2 mi
Dew point36°
Fri, 3057° / 43°0.08
Morning43°feels 40°
Afternoon57°feels 55°
Evening46°feels 46°
Overnight46°feels 44°
57 °
Roy Summit, Friday, 30 October
Light rain. High 57°, low 43°.
Pressure29.91 inHg
Wind9.3 mph S
Humidity61%
Visibility6.2 mi
Dew point39°
Sat, 3152° / 41°0.13
Morning43°feels 40°
Afternoon51°feels 50°
Evening48°feels 44°
Overnight42°feels 42°
52 °
Roy Summit, Saturday, 31 October
Light rain. High 52°, low 41°.
Pressure29.97 inHg
Wind9.2 mph S
Humidity90%
Visibility2.6 mi
Dew point44°
Sun, 0145° / 35°0.74
Morning38°feels 33°
Afternoon39°feels 33°
Evening38°feels 31°
Overnight36°feels 29°
45 °
Roy Summit, Sunday, 1 November
Snow. High 45°, low 35°.
Pressure30.00 inHg
Wind11.7 mph NW
Humidity89%
Visibility—
Dew point36°
Mon, 0240° / 30°0
Morning33°feels 26°
Afternoon37°feels 32°
Evening34°feels 34°
Overnight31°feels 27°
40 °
Roy Summit, Monday, 2 November
Clear. High 40°, low 30°.
Pressure30.36 inHg
Wind10.8 mph NW
Humidity56%
Visibility—
Dew point22°
Tue, 0346° / 30°0
Morning33°feels 30°
Afternoon41°feels 38°
Evening38°feels 35°
Overnight34°feels 30°
46 °
Roy Summit, Tuesday, 3 November
Partly cloudy. High 46°, low 30°.
Pressure30.27 inHg
Wind5.6 mph SE
Humidity47%
Visibility—
Dew point21°
Wed, 0448° / 34°0
Morning37°feels 33°
Afternoon46°feels 42°
Evening41°feels 38°
Overnight36°feels 35°
48 °
Roy Summit, Wednesday, 4 November
Overcast. High 48°, low 34°.
Pressure29.94 inHg
Wind7.7 mph S
Humidity41%
Visibility—
Dew point22°
Thu, 0549° / 34°0
Morning37°feels 37°
Afternoon46°feels 44°
Evening43°feels 40°
Overnight37°feels 34°
49 °
Roy Summit, Thursday, 5 November
Overcast. High 49°, low 34°.
Pressure30.09 inHg
Wind5.3 mph S
Humidity45%
Visibility—
Dew point25°
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 Roy Summit, 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.