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Now · 7:09 AM

Roy Weather & Hourly Forecast

United States · Utah · 84067

Overcast
72°F
Overcast
Feels like: 72°F
💧 Humidity 50% 🌡 Pressure 29.97 inHg 💨 Wind 5 mph 👁 Visibility 6.2 mi Clouds 100% ☀️ UV index 5.0 · Moderate 🌅 Sunrise 6:50 AM 🌇 Sunset 8:08 PM

Hourly Forecast for Roy

Today
Overcast · 8:00 AM Overcast
72° 💧 None 💨 5 mph H 50%29.97 inHg
Overcast · 11:00 AM Overcast
79° 💧 None 💨 6 mph H 43%29.91 inHg
Overcast · 2:00 PM Overcast
86° 💧 None 💨 9 mph H 32%29.83 inHg
Overcast · 5:00 PM Overcast
82° 💧 None 💨 10 mph H 34%29.80 inHg
Mostly cloudy · 8:00 PM Mostly cloudy
84° 💧 None 💨 4 mph H 43%29.80 inHg
Mostly cloudy night · 11:00 PM Mostly cloudy night
75° 💧 0.02 in 💨 10 mph H 51%29.88 inHg
Tomorrow
Overcast night · 2:00 AM Overcast night
69° 💧 None 💨 11 mph H 76%29.94 inHg
Overcast night · 5:00 AM Overcast night
66° 💧 None 💨 6 mph H 78%29.97 inHg
Light rain · 8:00 AM Light rain
65° 💧 0.02 in 💨 6 mph H 70%29.91 inHg
Overcast · 11:00 AM Overcast
71° 💧 None 💨 5 mph H 59%29.91 inHg
Mostly cloudy · 2:00 PM Mostly cloudy
81° 💧 None 💨 10 mph H 44%29.83 inHg
Light rain · 5:00 PM Light rain
75° 💧 0.09 in 💨 17 mph H 60%29.83 inHg
Light rain · 8:00 PM Light rain
69° 💧 0.06 in 💨 12 mph H 83%29.88 inHg
Overcast night · 11:00 PM Overcast night
66° 💧 0.01 in 💨 9 mph H 81%29.91 inHg
Sunday
Overcast night · 2:00 AM Overcast night
64° 💧 None 💨 5 mph H 75%29.85 inHg
Overcast night · 5:00 AM Overcast night
63° 💧 0.01 in 💨 6 mph H 71%29.85 inHg

In Roy and, more broadly, across the state of Utah: This morning, mostly cloudy skies will give way to a warm afternoon, with temperatures rising from around 59 to 75 degrees Fahrenheit. Expect the day to be mild to warm, with no precipitation in the forecast. Winds will be noticeable, coming from the southwest at speeds up to 20 mph, with gusts reaching as high as 28 mph. Overall, it should be a relatively dry day with a breezy afternoon, so outdoor activities should be comfortable, but be prepared for some gusty winds.

15-Day Weather Outlook for Roy

TomorrowTomorrow Moderate rain Moderate rain 81°/65° 💧 0.18 in 💨 17 mph
Sunday, Aug 30Sun Aug 30 Light rain Light rain 79°/62° 💧 0.01 in 💨 13 mph
Monday, Aug 31Mon Aug 31 Moderate rain Moderate rain 81°/58° 💧 0.46 in 💨 15 mph
Tuesday, Sep 1Tue Sep 1 Sunny Sunny 81°/61° 💧 None 💨 11 mph
Wednesday, Sep 2Wed Sep 2 Sunny Sunny 81°/67° 💧 None 💨 23 mph
Thursday, Sep 3Thu Sep 3 Mostly sunny Mostly sunny 79°/60° 💧 None 💨 11 mph
Friday, Sep 4Fri Sep 4 Sunny Sunny 76°/62° 💧 None 💨 15 mph
Saturday, Sep 5Sat Sep 5 Sunny Sunny 82°/63° 💧 None 💨 10 mph
Sunday, Sep 6Sun Sep 6 Light rain Light rain 83°/67° 💧 0.27 in 💨 12 mph
Monday, Sep 7Mon Sep 7 Light rain Light rain 83°/64° 💧 0.13 in 💨 28 mph
Tuesday, Sep 8Tue Sep 8 Light rain Light rain 83°/63° 💧 0.04 in 💨 10 mph
Wednesday, Sep 9Wed Sep 9 Mostly cloudy Mostly cloudy 84°/68° 💧 None 💨 8 mph
Thursday, Sep 10Thu Sep 10 Mostly cloudy Mostly cloudy 86°/72° 💧 None 💨 7 mph
Friday, Sep 11Fri Sep 11 Light rain Light rain 81°/65° 💧 0.00 in 💨 13 mph
Saturday, Sep 12Sat Sep 12 Light rain Light rain 70°/58° 💧 0.01 in 💨 14 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Roy

Vertical axis: °F · Color based on temperature
Overcast at 8:00 AM
72° Today 8:00 AM
Overcast at 9:00 AM
73° 9:00 AM
Overcast at 10:00 AM
75° 10:00 AM
Overcast at 11:00 AM
79° 11:00 AM
Overcast at 12:00 PM
86° Today 12:00 PM
Overcast at 1:00 PM
87° 1:00 PM
Overcast at 2:00 PM
86° 2:00 PM
Mostly cloudy at 3:00 PM
87° 3:00 PM
Mostly cloudy at 4:00 PM
86° Today 4:00 PM
Overcast at 5:00 PM
82° 5:00 PM
Overcast at 6:00 PM
88° 6:00 PM
Mostly cloudy at 7:00 PM
88° 7:00 PM
Mostly cloudy at 8:00 PM
84° Today 8:00 PM
Mostly cloudy night at 9:00 PM
81° 9:00 PM
Mostly cloudy night at 10:00 PM
77° 10:00 PM
Mostly cloudy night at 11:00 PM
75° 11:00 PM
Light rain at 12:00 AM
74° Tomorrow 12:00 AM
Light rain at 1:00 AM
69° 1:00 AM
Overcast night at 2:00 AM
69° 2:00 AM
Overcast night at 3:00 AM
67° 3:00 AM
Overcast night at 4:00 AM
65° Tomorrow 4:00 AM
Overcast night at 5:00 AM
66° 5:00 AM
Overcast night at 6:00 AM
67° 6:00 AM
Overcast at 7:00 AM
65° 7:00 AM
Light rain at 8:00 AM
65° Tomorrow 8:00 AM
Light rain at 9:00 AM
65° 9:00 AM
Light rain at 10:00 AM
66° 10:00 AM
Overcast at 11:00 AM
71° 11:00 AM
Overcast at 12:00 PM
76° Tomorrow 12:00 PM
Mostly cloudy at 1:00 PM
80° 1:00 PM
Mostly cloudy at 2:00 PM
81° 2:00 PM
Overcast at 3:00 PM
79° 3:00 PM
Overcast at 4:00 PM
79° Tomorrow 4:00 PM
Light rain at 5:00 PM
75° 5:00 PM
Light rain at 6:00 PM
72° 6:00 PM
Moderate rain at 7:00 PM
68° 7:00 PM
Light rain at 8:00 PM
69° Tomorrow 8:00 PM
Light rain at 9:00 PM
69° 9:00 PM
Light rain at 10:00 PM
69° 10:00 PM
Overcast night at 11:00 PM
66° 11:00 PM
Light rain at 12:00 AM
68° Sunday 12:00 AM
Mostly cloudy night at 1:00 AM
63° 1:00 AM
Overcast night at 2:00 AM
64° 2:00 AM
Overcast night at 3:00 AM
62° 3:00 AM
Overcast night at 4:00 AM
64° Sunday 4:00 AM
Overcast night at 5:00 AM
63° 5:00 AM
Light rain at 6:00 AM
63° 6:00 AM
Overcast at 7:00 AM
64° 7:00 AM
Mostly cloudy at 8:00 AM
65° Sunday 8:00 AM
Partly cloudy at 9:00 AM
69° 9:00 AM
Partly cloudy at 10:00 AM
72° 10:00 AM
Partly cloudy at 11:00 AM
74° 11:00 AM
Partly cloudy at 12:00 PM
76° Sunday 12:00 PM
Partly cloudy at 1:00 PM
77° 1:00 PM
Mostly sunny at 2:00 PM
77° 2:00 PM
Mostly sunny at 3:00 PM
78° 3:00 PM
Mostly sunny at 4:00 PM
79° Sunday 4:00 PM
Sunny at 5:00 PM
79° 5:00 PM
Sunny at 6:00 PM
79° 6:00 PM
Sunny at 7:00 PM
77° 7:00 PM
Sunny at 8:00 PM
72° Sunday 8:00 PM
Clear night at 9:00 PM
70° 9:00 PM
Clear night at 10:00 PM
69° 10:00 PM
Clear night at 11:00 PM
67° 11:00 PM
Clear night at 12:00 AM
66° Monday 12:00 AM
Clear night at 1:00 AM
66° 1:00 AM
Clear night at 2:00 AM
65° 2:00 AM
Mostly clear night at 3:00 AM
64° 3:00 AM
Mostly clear night at 4:00 AM
63° Monday 4:00 AM
Mostly clear night at 5:00 AM
63° 5:00 AM
Mostly clear night at 6:00 AM
62° 6:00 AM
Mostly sunny at 7:00 AM
62° 7:00 AM
Partly cloudy at 8:00 AM
65° Monday 8:00 AM
Mostly sunny at 9:00 AM
70° 9:00 AM
Mostly sunny at 10:00 AM
74° 10:00 AM
Partly cloudy at 11:00 AM
77° 11:00 AM
Partly cloudy at 12:00 PM
78° Monday 12:00 PM
Overcast at 1:00 PM
79° 1:00 PM
Overcast at 2:00 PM
80° 2:00 PM
Overcast at 3:00 PM
81° 3:00 PM
Light rain at 4:00 PM
76° Monday 4:00 PM
Overcast at 5:00 PM
79° 5:00 PM
Heavy rain at 6:00 PM
58° 6:00 PM
Heavy rain at 7:00 PM
61° 7:00 PM
Overcast at 8:00 PM
62° Monday 8:00 PM
Overcast night at 9:00 PM
62° 9:00 PM
Overcast night at 10:00 PM
62° 10:00 PM
Overcast night at 11:00 PM
63° 11:00 PM
Overcast night at 12:00 AM
62° Tuesday 12:00 AM
Clear night at 1:00 AM
62° 1:00 AM
Clear night at 2:00 AM
62° 2:00 AM
Clear night at 3:00 AM
61° 3:00 AM
Clear night at 4:00 AM
61° Tuesday 4:00 AM
Clear night at 5:00 AM
61° 5:00 AM
Clear night at 6:00 AM
61° 6:00 AM
Sunny at 7:00 AM
61° 7:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Roy

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 8:00 AM
PM2.5 Fine particles Good 2,2µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 5,2µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 44,5µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 3,3µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Roy

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 8,0Very high 😊Good
Tomorrow UV 6,0High 🙂Fair
Sunday UV 7,0High 🙂Fair
Monday UV 7,0High 🙂Fair
Tuesday UV 7,0High 🙂Fair
Wednesday UV 7,0High Unavailable
Thursday UV 7,0High Unavailable
Hourly UV index today
8:00 AMUV 5,0 9:00 AMUV 5,0 10:00 AMUV 6,0 11:00 AMUV 6,0 12:00 PMUV 6,0 1:00 PMUV 7,0 2:00 PMUV 7,0 3:00 PMUV 8,0 4:00 PMUV 7,0 5:00 PMUV 7,0 6:00 PMUV 7,0 7:00 PMUV 7,0
Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Roy

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 8:00 AM 9:00 AM 10:00 AM 11:00 AM Today 12:00 PM 1:00 PM 2:00 PM 3:00 PM Today 4:00 PM 5:00 PM 6:00 PM 7:00 PM Today 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tomorrow 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tomorrow 4:00 AM 5:00 AM 6:00 AM 7:00 AM Tomorrow 8:00 AM 9:00 AM 10:00 AM 11:00 AM Tomorrow 12:00 PM 1:00 PM 2:00 PM 3:00 PM Tomorrow 4:00 PM 5:00 PM 6:00 PM 7:00 PM Tomorrow 8:00 PM 9:00 PM 10:00 PM 11:00 PM Sunday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Sunday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Sunday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Sunday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Sunday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Sunday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Monday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Monday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Monday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Monday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Monday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Monday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tuesday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tuesday 4:00 AM 5:00 AM 6:00 AM 7:00 AM
Sustained wind Max gusts
Internal PR simulation: 4.51 Population: 38,993

Forecast data for Roy were last refreshed today at 7:09 AM. The current forecast period extends through 30/08/2026 at 5:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.