10-day forecast for Roy, ID: 30° to 61°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
61°
Best day: Friday, October 16
54° · 0.49 in
Worst day: Wednesday, October 21
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1661° / 36°0
Morning37°feels 37°
Afternoon59°feels 57°
Evening50°feels 48°
Overnight38°feels 38°
61 °
Roy, Friday, 16 October
Clear. High 61°, low 36°.
Pressure30.53 inHg
Wind9 mph S
Humidity47%
Visibility6.2 mi
Dew point34°
Sat, 1758° / 38°0
Morning38°feels 32°
Afternoon58°feels 55°
Evening45°feels 40°
Overnight43°feels 38°
58 °
Roy, Saturday, 17 October
Clear. High 58°, low 38°.
Pressure30.30 inHg
Wind11.2 mph SE
Humidity56%
Visibility6.2 mi
Dew point38°
Sun, 1859° / 38°0
Morning38°feels 34°
Afternoon59°feels 57°
Evening46°feels 43°
Overnight39°feels 35°
59 °
Roy, Sunday, 18 October
Clear. High 59°, low 38°.
Pressure30.09 inHg
Wind8.9 mph SE
Humidity52%
Visibility6.2 mi
Dew point38°
Mon, 1960° / 40°0
Morning43°feels 39°
Afternoon58°feels 56°
Evening53°feels 51°
Overnight42°feels 37°
60 °
Roy, Monday, 19 October
Clear. High 60°, low 40°.
Pressure29.97 inHg
Wind11.2 mph SE
Humidity56%
Visibility6.2 mi
Dew point40°
Tue, 2059° / 44°0.02
Morning47°feels 44°
Afternoon55°feels 54°
Evening53°feels 51°
Overnight46°feels 43°
59 °
Roy, Tuesday, 20 October
Light rain. High 59°, low 44°.
Pressure29.97 inHg
Wind13.3 mph S
Humidity74%
Visibility—
Dew point46°
Wed, 2154° / 44°0.49
Morning46°feels 43°
Afternoon50°feels 47°
Evening52°feels 51°
Overnight47°feels 47°
54 °
Roy, Wednesday, 21 October
Rain. High 54°, low 44°.
Pressure29.94 inHg
Wind13.2 mph S
Humidity83%
Visibility—
Dew point44°
Thu, 2247° / 41°0.42
Morning45°feels 41°
Afternoon45°feels 43°
Evening44°feels 42°
Overnight41°feels 40°
47 °
Roy, Thursday, 22 October
Rain. High 47°, low 41°.
Pressure29.91 inHg
Wind8.3 mph SE
Humidity83%
Visibility—
Dew point40°
Fri, 2348° / 37°0
Morning40°feels 36°
Afternoon47°feels 41°
Evening44°feels 37°
Overnight39°feels 33°
48 °
Roy, Friday, 23 October
Light rain. High 48°, low 37°.
Pressure30.06 inHg
Wind19.8 mph W
Humidity56%
Visibility—
Dew point31°
Sat, 2437° / 30°0.04
Morning32°feels 28°
Afternoon37°feels 30°
Evening33°feels 27°
Overnight32°feels 27°
37 °
Roy, Saturday, 24 October
Light snow. High 37°, low 30°.
Pressure30.36 inHg
Wind14.6 mph W
Humidity57%
Visibility—
Dew point22°
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, 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.