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Now · 5:26 PM

Plymouth Weather & Hourly Forecast

United States · Utah · 84330

Sunny
86°F
Sunny
Feels like: 83°F
💧 Humidity 17% 🌡 Pressure 29.80 inHg 💨 Wind 15 mph 👁 Visibility 6.2 mi Clouds 0% ☀️ UV index 2.6 · Low 🌅 Sunrise 6:57 AM 🌇 Sunset 7:57 PM

Hourly Forecast for Plymouth

Today
Sunny · 6:00 PM Sunny
86° 💧 None 💨 15 mph H 17%29.80 inHg
Clear night · 9:00 PM Clear night
79° 💧 None 💨 10 mph H 24%29.74 inHg
Tomorrow
Mostly clear night · 12:00 AM Mostly clear night
73° 💧 None 💨 7 mph H 37%29.80 inHg
Clear night · 3:00 AM Clear night
71° 💧 None 💨 5 mph H 40%29.83 inHg
Clear night · 6:00 AM Clear night
63° 💧 None 💨 3 mph H 36%29.88 inHg
Sunny · 9:00 AM Sunny
72° 💧 None 💨 4 mph H 22%29.91 inHg
Sunny · 12:00 PM Sunny
81° 💧 None 💨 16 mph H 12%29.85 inHg
Sunny · 3:00 PM Sunny
87° 💧 None 💨 20 mph H 11%29.80 inHg
Sunny · 6:00 PM Sunny
86° 💧 None 💨 17 mph H 12%29.77 inHg
Clear night · 9:00 PM Clear night
75° 💧 None 💨 4 mph H 23%29.80 inHg
Sunday
Clear night · 12:00 AM Clear night
69° 💧 None 💨 6 mph H 29%29.85 inHg
Clear night · 3:00 AM Clear night
69° 💧 None 💨 7 mph H 27%29.85 inHg
Clear night · 6:00 AM Clear night
62° 💧 None 💨 3 mph H 30%29.88 inHg
Sunny · 9:00 AM Sunny
69° 💧 None 💨 5 mph H 21%29.91 inHg
Sunny · 12:00 PM Sunny
82° 💧 None 💨 16 mph H 18%29.83 inHg
Mostly cloudy · 3:00 PM Mostly cloudy
85° 💧 None 💨 18 mph H 18%29.74 inHg

In Plymouth and, more broadly, across the state of Utah: Clear skies are expected to continue into the evening, with temperatures remaining mild between 66 and 71 degrees Fahrenheit. Winds will be coming from the southwest at a steady 12 mph, with occasional gusts reaching up to 22 mph. No precipitation is forecasted, so conditions will remain dry throughout the evening hours. Overall, residents can enjoy a calm and pleasant end to the day with comfortable temperatures and gentle breezes.

15-Day Weather Outlook for Plymouth

TomorrowTomorrow Sunny Sunny 87°/62° 💧 None 💨 20 mph
Sunday, Sep 6Sun Sep 6 Sunny Sunny 85°/57° 💧 None 💨 22 mph
Monday, Sep 7Mon Sep 7 Moderate rain Moderate rain 73°/53° 💧 0.16 in 💨 21 mph
Tuesday, Sep 8Tue Sep 8 Sunny Sunny 80°/48° 💧 None 💨 6 mph
Wednesday, Sep 9Wed Sep 9 Overcast Overcast 87°/56° 💧 None 💨 12 mph
Thursday, Sep 10Thu Sep 10 Overcast Overcast 81°/63° 💧 None 💨 9 mph
Friday, Sep 11Fri Sep 11 Partly cloudy Partly cloudy 87°/61° 💧 None 💨 8 mph
Saturday, Sep 12Sat Sep 12 Light rain Light rain 85°/61° 💧 0.14 in 💨 8 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 87°/61° 💧 0.07 in 💨 11 mph
Monday, Sep 14Mon Sep 14 Partly cloudy Partly cloudy 89°/63° 💧 None 💨 16 mph
Tuesday, Sep 15Tue Sep 15 Sunny Sunny 83°/58° 💧 None 💨 12 mph
Wednesday, Sep 16Wed Sep 16 Sunny Sunny 84°/57° 💧 None 💨 7 mph
Thursday, Sep 17Thu Sep 17 Sunny Sunny 86°/59° 💧 None 💨 8 mph
Friday, Sep 18Fri Sep 18 Sunny Sunny 89°/59° 💧 None 💨 11 mph
Saturday, Sep 19Sat Sep 19 Sunny Sunny 94°/61° 💧 None 💨 12 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Plymouth

Vertical axis: °F · Color based on temperature
Sunny at 6:00 PM
86° Today 6:00 PM
Sunny at 7:00 PM
85° 7:00 PM
Clear night at 8:00 PM
83° 8:00 PM
Clear night at 9:00 PM
79° 9:00 PM
Clear night at 10:00 PM
78° Today 10:00 PM
Clear night at 11:00 PM
74° 11:00 PM
Mostly clear night at 12:00 AM
73° 12:00 AM
Mostly clear night at 1:00 AM
71° 1:00 AM
Clear night at 2:00 AM
71° Tomorrow 2:00 AM
Clear night at 3:00 AM
71° 3:00 AM
Clear night at 4:00 AM
69° 4:00 AM
Clear night at 5:00 AM
68° 5:00 AM
Clear night at 6:00 AM
63° Tomorrow 6:00 AM
Sunny at 7:00 AM
61° 7:00 AM
Sunny at 8:00 AM
66° 8:00 AM
Sunny at 9:00 AM
72° 9:00 AM
Sunny at 10:00 AM
77° Tomorrow 10:00 AM
Sunny at 11:00 AM
79° 11:00 AM
Sunny at 12:00 PM
81° 12:00 PM
Sunny at 1:00 PM
83° 1:00 PM
Sunny at 2:00 PM
86° Tomorrow 2:00 PM
Sunny at 3:00 PM
87° 3:00 PM
Sunny at 4:00 PM
87° 4:00 PM
Sunny at 5:00 PM
87° 5:00 PM
Sunny at 6:00 PM
86° Tomorrow 6:00 PM
Sunny at 7:00 PM
84° 7:00 PM
Clear night at 8:00 PM
77° 8:00 PM
Clear night at 9:00 PM
75° 9:00 PM
Clear night at 10:00 PM
74° Tomorrow 10:00 PM
Clear night at 11:00 PM
70° 11:00 PM
Clear night at 12:00 AM
69° 12:00 AM
Clear night at 1:00 AM
70° 1:00 AM
Clear night at 2:00 AM
69° Sunday 2:00 AM
Clear night at 3:00 AM
69° 3:00 AM
Clear night at 4:00 AM
66° 4:00 AM
Clear night at 5:00 AM
65° 5:00 AM
Clear night at 6:00 AM
62° Sunday 6:00 AM
Sunny at 7:00 AM
57° 7:00 AM
Sunny at 8:00 AM
63° 8:00 AM
Sunny at 9:00 AM
69° 9:00 AM
Sunny at 10:00 AM
74° Sunday 10:00 AM
Sunny at 11:00 AM
79° 11:00 AM
Sunny at 12:00 PM
82° 12:00 PM
Sunny at 1:00 PM
83° 1:00 PM
Partly cloudy at 2:00 PM
85° Sunday 2:00 PM
Mostly cloudy at 3:00 PM
85° 3:00 PM
Mostly cloudy at 4:00 PM
85° 4:00 PM
Mostly cloudy at 5:00 PM
83° 5:00 PM
Mostly cloudy at 6:00 PM
81° Sunday 6:00 PM
Overcast at 7:00 PM
78° 7:00 PM
Overcast night at 8:00 PM
73° 8:00 PM
Overcast night at 9:00 PM
69° 9:00 PM
Light rain at 10:00 PM
65° Sunday 10:00 PM
Light rain at 11:00 PM
64° 11:00 PM
Light rain at 12:00 AM
62° 12:00 AM
Light rain at 1:00 AM
61° 1:00 AM
Light rain at 2:00 AM
59° Monday 2:00 AM
Light rain at 3:00 AM
57° 3:00 AM
Light rain at 4:00 AM
56° 4:00 AM
Light rain at 5:00 AM
55° 5:00 AM
Light rain at 6:00 AM
54° Monday 6:00 AM
Light rain at 7:00 AM
55° 7:00 AM
Light rain at 8:00 AM
57° 8:00 AM
Mostly cloudy at 9:00 AM
59° 9:00 AM
Mostly cloudy at 10:00 AM
61° Monday 10:00 AM
Mostly cloudy at 11:00 AM
64° 11:00 AM
Mostly cloudy at 12:00 PM
68° 12:00 PM
Mostly cloudy at 1:00 PM
71° 1:00 PM
Mostly cloudy at 2:00 PM
71° Monday 2:00 PM
Partly cloudy at 3:00 PM
72° 3:00 PM
Partly cloudy at 4:00 PM
72° 4:00 PM
Mostly sunny at 5:00 PM
72° 5:00 PM
Mostly sunny at 6:00 PM
71° Monday 6:00 PM
Partly cloudy at 7:00 PM
68° 7:00 PM
Partly cloudy night at 8:00 PM
60° 8:00 PM
Mostly clear night at 9:00 PM
56° 9:00 PM
Mostly clear night at 10:00 PM
54° Monday 10:00 PM
Clear night at 11:00 PM
53° 11:00 PM
Clear night at 12:00 AM
51° 12:00 AM
Clear night at 1:00 AM
51° 1:00 AM
Clear night at 2:00 AM
50° Tuesday 2:00 AM
Clear night at 3:00 AM
49° 3:00 AM
Clear night at 4:00 AM
49° 4:00 AM
Clear night at 5:00 AM
48° 5:00 AM
Clear night at 6:00 AM
47° Tuesday 6:00 AM
Clear night at 7:00 AM
47° 7:00 AM
Sunny at 8:00 AM
51° 8:00 AM
Sunny at 9:00 AM
56° 9:00 AM
Sunny at 10:00 AM
61° Tuesday 10:00 AM
Sunny at 11:00 AM
65° 11:00 AM
Sunny at 12:00 PM
69° 12:00 PM
Sunny at 1:00 PM
72° 1:00 PM
Sunny at 2:00 PM
74° Tuesday 2:00 PM
Sunny at 3:00 PM
76° 3:00 PM
Sunny at 4:00 PM
77° 4:00 PM
Sunny at 5:00 PM
77° 5:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Plymouth

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 6:00 PM
PM2.5 Fine particles Good 2,4µg/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 8,2µg/m³

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

O₃ Ozone Fair 92,8µg/m³

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

NO₂ Nitrogen dioxide Good 0,3µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Plymouth

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 7,7High 🙂Fair
Tomorrow UV 7,7High 🙂Fair
Sunday UV 8,1Very high 🙂Fair
Monday UV 7,1High 🙂Fair
Tuesday UV 7,4High 🙂Fair
Wednesday UV 7,0High Unavailable
Thursday UV 6,0High Unavailable
Hourly UV index today
6:00 PMUV 1,0 7:00 PMUV 0,3
Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure. Dry air can increase hydration needs.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Plymouth

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 6:00 PM 7:00 PM 8:00 PM 9:00 PM Today 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tomorrow 2:00 AM 3:00 AM 4:00 AM 5:00 AM Tomorrow 6:00 AM 7:00 AM 8:00 AM 9:00 AM Tomorrow 10:00 AM 11:00 AM 12:00 PM 1:00 PM Tomorrow 2:00 PM 3:00 PM 4:00 PM 5:00 PM Tomorrow 6:00 PM 7:00 PM 8:00 PM 9:00 PM Tomorrow 10:00 PM 11:00 PM 12:00 AM 1:00 AM Sunday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Sunday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Sunday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Sunday 2:00 PM 3:00 PM 4:00 PM 5:00 PM Sunday 6:00 PM 7:00 PM 8:00 PM 9:00 PM Sunday 10:00 PM 11:00 PM 12:00 AM 1:00 AM Monday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Monday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Monday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Monday 2:00 PM 3:00 PM 4:00 PM 5:00 PM Monday 6:00 PM 7:00 PM 8:00 PM 9:00 PM Monday 10:00 PM 11:00 PM 12:00 AM 1:00 AM Tuesday 2:00 AM 3:00 AM 4:00 AM 5:00 AM Tuesday 6:00 AM 7:00 AM 8:00 AM 9:00 AM Tuesday 10:00 AM 11:00 AM 12:00 PM 1:00 PM Tuesday 2:00 PM 3:00 PM 4:00 PM 5:00 PM
Sustained wind Max gusts
NIGHT SKY · PLYMOUTH, UTAH

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 10:00 PM–11:00 PM.

98/100Best-hour score
BEST TIME TONIGHT 10:00 PM–11:00 PM Astronomical darkness: 9:34 PM–5:21 AM
Cloud cover 3% Real hourly forecast for the best viewing hour.
Moonlight 43% Last Quarter · Moon below the horizon at the best viewing hour.
Meteor activity Aurigids Reference ZHR 6 · Radiant -7° high at the best hour.
Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min5%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
AUG 28–SEP 5
AurigidsStart AUG 28 · Peak SEP 1 · End SEP 5 · ZHR 6 · 80% Moon at peak
ACTIVE NOW
SEP 5–SEP 21
September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak
UPCOMING
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
UPCOMING
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

Forecast data for Plymouth were last refreshed today at 5:26 PM. The current forecast period extends through 06/09/2026 at 3:00 PM. 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.