10-day forecast for Roy, UT: 36° to 66°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Monday, October 19
55° · 0.47 in
Worst day: Wednesday, October 21
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1664° / 39°0
Morning40°feels 37°
Afternoon62°feels 61°
Evening53°feels 52°
Overnight42°feels 40°
64 °
Roy, Friday, 16 October
Clear. High 64°, low 39°.
Pressure30.53 inHg
Wind1.3 mph NE
Humidity53%
Visibility6.2 mi
Dew point41°
Sat, 1764° / 38°0
Morning38°feels 38°
Afternoon63°feels 61°
Evening53°feels 51°
Overnight41°feels 40°
64 °
Roy, Saturday, 17 October
Clear. High 64°, low 38°.
Pressure30.33 inHg
Wind2 mph NW
Humidity62%
Visibility6.2 mi
Dew point46°
Sun, 1863° / 38°0
Morning39°feels 39°
Afternoon62°feels 60°
Evening53°feels 52°
Overnight42°feels 42°
63 °
Roy, Sunday, 18 October
Mostly clear. High 63°, low 38°.
Pressure30.12 inHg
Wind2.5 mph W
Humidity60%
Visibility6.2 mi
Dew point45°
Mon, 1966° / 41°0
Morning47°feels 47°
Afternoon64°feels 62°
Evening61°feels 60°
Overnight43°feels 43°
66 °
Roy, Monday, 19 October
Clear. High 66°, low 41°.
Pressure30.00 inHg
Wind4.4 mph E
Humidity48%
Visibility—
Dew point41°
Tue, 2065° / 48°0.1
Morning52°feels 50°
Afternoon62°feels 61°
Evening60°feels 59°
Overnight55°feels 53°
65 °
Roy, Tuesday, 20 October
Light rain. High 65°, low 48°.
Pressure29.94 inHg
Wind10 mph S
Humidity61%
Visibility—
Dew point47°
Wed, 2155° / 48°0.47
Morning50°feels 48°
Afternoon48°feels 43°
Evening48°feels 43°
Overnight48°feels 44°
55 °
Roy, Wednesday, 21 October
Rain. High 55°, low 48°.
Pressure29.88 inHg
Wind15 mph N
Humidity91%
Visibility—
Dew point46°
Thu, 2250° / 45°0.26
Morning46°feels 43°
Afternoon47°feels 47°
Evening49°feels 49°
Overnight47°feels 47°
50 °
Roy, Thursday, 22 October
Light rain. High 50°, low 45°.
Pressure29.97 inHg
Wind9.4 mph SE
Humidity83%
Visibility—
Dew point42°
Fri, 2349° / 40°0.04
Morning47°feels 41°
Afternoon45°feels 37°
Evening43°feels 36°
Overnight42°feels 37°
49 °
Roy, Friday, 23 October
Light rain. High 49°, low 40°.
Pressure30.15 inHg
Wind27 mph W
Humidity55%
Visibility—
Dew point30°
Sat, 2446° / 36°0.01
Morning38°feels 35°
Afternoon44°feels 42°
Evening44°feels 42°
Overnight40°feels 37°
46 °
Roy, Saturday, 24 October
Light rain. High 46°, low 36°.
Pressure30.56 inHg
Wind7.6 mph W
Humidity45%
Visibility—
Dew point23°
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, UT 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.