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Now · 4:38 AM

Plymouth Meeting Weather & Hourly Forecast

United States · Pennsylvania · 19462

Clear night
63°F
Clear night
Feels like: 63°F
💧 Humidity 87% 🌡 Pressure 29.91 inHg 💨 Wind 5 mph 👁 Visibility 16.0 mi Clouds 0% ☀️ UV index 0.0 · Low 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Plymouth Meeting

Today
Clear night · 5:00 AM Clear night
63° 💧 None 💨 5 mph H 87%29.91 inHg
Sunny · 8:00 AM Sunny
65° 💧 None 💨 5 mph H 83%29.94 inHg
Sunny · 11:00 AM Sunny
74° 💧 0.003 in 💨 7 mph H 59%29.97 inHg
Mostly sunny · 2:00 PM Mostly sunny
78° 💧 0.005 in 💨 7 mph H 46%29.94 inHg
Sunny · 5:00 PM Sunny
79° 💧 None 💨 7 mph H 43%29.94 inHg
Clear night · 8:00 PM Clear night
72° 💧 None 💨 5 mph H 53%29.97 inHg
Overcast night · 11:00 PM Overcast night
68° 💧 None 💨 2 mph H 79%30.06 inHg
Tomorrow
Mostly clear night · 2:00 AM Mostly clear night
65° 💧 None 💨 0 mph H 91%30.09 inHg
Clear night · 5:00 AM Clear night
61° 💧 None 💨 3 mph H 97%30.12 inHg
Sunny · 8:00 AM Sunny
62° 💧 None 💨 3 mph H 83%30.18 inHg
Sunny · 11:00 AM Sunny
74° 💧 None 💨 6 mph H 45%30.18 inHg
Sunny · 2:00 PM Sunny
79° 💧 None 💨 5 mph H 28%30.15 inHg
Sunny · 5:00 PM Sunny
79° 💧 None 💨 5 mph H 29%30.12 inHg
Clear night · 8:00 PM Clear night
71° 💧 None 💨 3 mph H 50%30.15 inHg
Clear night · 11:00 PM Clear night
65° 💧 None 💨 3 mph H 63%30.21 inHg
Tuesday
Clear night · 2:00 AM Clear night
62° 💧 None 💨 3 mph H 73%30.24 inHg

In Plymouth Meeting and, more broadly, across the state of Pennsylvania: Clear skies will persist into the evening, with temperatures remaining mild between 69 and 74 degrees. Winds will be light from the northeast, generally around 6 mph, with gusts reaching up to 22 mph. No precipitation is expected tonight, making for a calm and pleasant evening. Temperatures should gradually remain steady, providing comfortable conditions for outdoor activities. The breeze from the northeast may bring a slight coolness later in the night, but overall, conditions will be quiet and clear for the next few hours.

15-Day Weather Outlook for Plymouth Meeting

TomorrowTomorrow Partly cloudy Partly cloudy 80°/59° 💧 None 💨 6 mph
Tuesday, Sep 8Tue Sep 8 Mostly sunny Mostly sunny 84°/57° 💧 None 💨 7 mph
Wednesday, Sep 9Wed Sep 9 Partly cloudy Partly cloudy 88°/67° 💧 0.003 in 💨 12 mph
Thursday, Sep 10Thu Sep 10 Moderate rain Moderate rain 83°/75° 💧 0.599 in 💨 11 mph
Friday, Sep 11Fri Sep 11 Light rain Light rain 76°/64° 💧 0.081 in 💨 7 mph
Saturday, Sep 12Sat Sep 12 Overcast Overcast 78°/62° 💧 None 💨 4 mph
Sunday, Sep 13Sun Sep 13 Partly cloudy Partly cloudy 85°/66° 💧 0.023 in 💨 7 mph
Monday, Sep 14Mon Sep 14 Mostly sunny Mostly sunny 93°/73° 💧 0.007 in 💨 6 mph
Tuesday, Sep 15Tue Sep 15 Mostly sunny Mostly sunny 97°/79° 💧 0.003 in 💨 10 mph
Wednesday, Sep 16Wed Sep 16 Light thunderstorms Light thunderstorms 79°/69° 💧 0.210 in 💨 13 mph
Thursday, Sep 17Thu Sep 17 Partly cloudy Partly cloudy 72°/58° 💧 None 💨 9 mph
Friday, Sep 18Fri Sep 18 Partly cloudy Partly cloudy 79°/59° 💧 None 💨 7 mph
Saturday, Sep 19Sat Sep 19 Light rain Light rain 80°/62° 💧 0.018 in 💨 8 mph
Sunday, Sep 20Sun Sep 20 Heavy rain Heavy rain 74°/63° 💧 0.316 in 💨 8 mph
Monday, Sep 21Mon Sep 21 Mostly sunny Mostly sunny 65°/65° 💧 None 💨 5 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Plymouth Meeting

Vertical axis: °F · Color based on temperature
Clear night at 5:00 AM
63° Today 5:00 AM
Clear night at 6:00 AM
62° 6:00 AM
Sunny at 7:00 AM
62° 7:00 AM
Sunny at 8:00 AM
65° 8:00 AM
Sunny at 9:00 AM
68° Today 9:00 AM
Mostly sunny at 10:00 AM
72° 10:00 AM
Sunny at 11:00 AM
74° 11:00 AM
Mostly sunny at 12:00 PM
76° 12:00 PM
Mostly sunny at 1:00 PM
78° Today 1:00 PM
Mostly sunny at 2:00 PM
78° 2:00 PM
Mostly sunny at 3:00 PM
79° 3:00 PM
Mostly sunny at 4:00 PM
79° 4:00 PM
Sunny at 5:00 PM
79° Today 5:00 PM
Sunny at 6:00 PM
78° 6:00 PM
Mostly sunny at 7:00 PM
75° 7:00 PM
Clear night at 8:00 PM
72° 8:00 PM
Clear night at 9:00 PM
69° Today 9:00 PM
Partly cloudy night at 10:00 PM
67° 10:00 PM
Overcast night at 11:00 PM
68° 11:00 PM
Mostly cloudy night at 12:00 AM
68° 12:00 AM
Clear night at 1:00 AM
67° Tomorrow 1:00 AM
Mostly clear night at 2:00 AM
65° 2:00 AM
Clear night at 3:00 AM
63° 3:00 AM
Clear night at 4:00 AM
62° 4:00 AM
Clear night at 5:00 AM
61° Tomorrow 5:00 AM
Clear night at 6:00 AM
60° 6:00 AM
Sunny at 7:00 AM
59° 7:00 AM
Sunny at 8:00 AM
62° 8:00 AM
Sunny at 9:00 AM
67° Tomorrow 9:00 AM
Sunny at 10:00 AM
71° 10:00 AM
Sunny at 11:00 AM
74° 11:00 AM
Sunny at 12:00 PM
77° 12:00 PM
Sunny at 1:00 PM
78° Tomorrow 1:00 PM
Sunny at 2:00 PM
79° 2:00 PM
Sunny at 3:00 PM
80° 3:00 PM
Sunny at 4:00 PM
80° 4:00 PM
Sunny at 5:00 PM
79° Tomorrow 5:00 PM
Sunny at 6:00 PM
78° 6:00 PM
Sunny at 7:00 PM
74° 7:00 PM
Clear night at 8:00 PM
71° 8:00 PM
Clear night at 9:00 PM
69° Tomorrow 9:00 PM
Clear night at 10:00 PM
68° 10:00 PM
Clear night at 11:00 PM
65° 11:00 PM
Clear night at 12:00 AM
64° 12:00 AM
Clear night at 1:00 AM
63° Tuesday 1:00 AM
Clear night at 2:00 AM
62° 2:00 AM
Clear night at 3:00 AM
61° 3:00 AM
Mostly clear night at 4:00 AM
59° 4:00 AM
Partly cloudy night at 5:00 AM
58° Tuesday 5:00 AM
Mostly cloudy night at 6:00 AM
57° 6:00 AM
Mostly sunny at 7:00 AM
57° 7:00 AM
Mostly sunny at 8:00 AM
62° 8:00 AM
Partly cloudy at 9:00 AM
69° Tuesday 9:00 AM
Mostly sunny at 10:00 AM
74° 10:00 AM
Mostly sunny at 11:00 AM
78° 11:00 AM
Sunny at 12:00 PM
80° 12:00 PM
Sunny at 1:00 PM
82° Tuesday 1:00 PM
Sunny at 2:00 PM
83° 2:00 PM
Mostly sunny at 3:00 PM
84° 3:00 PM
Mostly cloudy at 4:00 PM
84° 4:00 PM
Partly cloudy at 5:00 PM
83° Tuesday 5:00 PM
Sunny at 6:00 PM
82° 6:00 PM
Sunny at 7:00 PM
79° 7:00 PM
Clear night at 8:00 PM
76° 8:00 PM
Clear night at 11:00 PM
73° Tuesday 11:00 PM
Partly cloudy night at 2:00 AM
70° 2:00 AM
Partly cloudy night at 5:00 AM
67° 5:00 AM
Mostly sunny at 8:00 AM
69° 8:00 AM
Mostly sunny at 11:00 AM
82° Wednesday 11:00 AM
Mostly sunny at 2:00 PM
88° 2:00 PM
Partly cloudy at 5:00 PM
88° 5:00 PM
Mostly clear night at 8:00 PM
82° 8:00 PM
Clear night at 11:00 PM
79° Wednesday 11:00 PM
Clear night at 2:00 AM
78° 2:00 AM
Partly cloudy night at 5:00 AM
77° 5:00 AM
Mostly cloudy at 8:00 AM
79° 8:00 AM
Moderate rain at 11:00 AM
83° Thursday 11:00 AM
Moderate rain at 2:00 PM
76° 2:00 PM
Moderate rain at 5:00 PM
75° 5:00 PM
Light rain at 8:00 PM
71° 8:00 PM
Mostly cloudy night at 11:00 PM
69° Thursday 11:00 PM
Clear night at 2:00 AM
68° 2:00 AM
Clear night at 5:00 AM
64° 5:00 AM
Sunny at 8:00 AM
64° 8:00 AM
Sunny at 11:00 AM
71° Friday 11:00 AM
Sunny at 2:00 PM
75° 2:00 PM
Sunny at 5:00 PM
76° 5:00 PM
Clear night at 8:00 PM
68° 8:00 PM
Clear night at 2:00 AM
62° Saturday 2:00 AM
Overcast at 8:00 AM
64° 8:00 AM
Mostly sunny at 2:00 PM
78° 2:00 PM
Mostly clear night at 8:00 PM
73° 8:00 PM
Clear night at 2:00 AM
66° Sunday 2:00 AM
Overcast at 8:00 AM
70° 8:00 AM
Partly cloudy at 2:00 PM
85° 2:00 PM
Partly cloudy night at 8:00 PM
78° 8:00 PM
Mostly clear night at 2:00 AM
73° Monday 2:00 AM
Overcast at 8:00 AM
73° 8:00 AM
Mostly sunny at 2:00 PM
93° 2:00 PM
Clear night at 8:00 PM
86° 8:00 PM
Clear night at 2:00 AM
79° Tuesday 2:00 AM
Sunny at 8:00 AM
79° 8:00 AM
Mostly sunny at 2:00 PM
97° 2:00 PM
Light thunderstorms at 8:00 PM
78° 8:00 PM
Mostly cloudy night at 2:00 AM
76° Wednesday 2:00 AM
Sunny at 8:00 AM
69° 8:00 AM
Sunny at 2:00 PM
79° 2:00 PM
Partly cloudy night at 8:00 PM
72° 8:00 PM
Partly cloudy night at 2:00 AM
61° Thursday 2:00 AM
Overcast at 8:00 AM
58° 8:00 AM
Overcast at 2:00 PM
70° 2:00 PM
Partly cloudy night at 8:00 PM
65° 8:00 PM
Clear night at 2:00 AM
59° Friday 2:00 AM
Sunny at 8:00 AM
60° 8:00 AM
Partly cloudy at 2:00 PM
79° 2:00 PM
Mostly clear night at 8:00 PM
69° 8:00 PM
Mostly cloudy night at 2:00 AM
62° Saturday 2:00 AM
Overcast at 8:00 AM
64° 8:00 AM
Light rain at 2:00 PM
80° 2:00 PM
Heavy rain at 8:00 PM
71° 8:00 PM
Overcast night at 2:00 AM
69° Sunday 2:00 AM
Sunny at 8:00 AM
63° 8:00 AM
Sunny at 2:00 PM
74° 2:00 PM
Mostly clear night at 8:00 PM
65° 8:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Plymouth Meeting

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 5:00 AM
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 4,8µg/m³

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

O₃ Ozone Good 23,7µg/m³

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

NO₂ Nitrogen dioxide Good 7,4µg/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 Plymouth Meeting

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 6,8High 😊Good
Tomorrow UV 6,7High 😐Moderate
Tuesday UV 6,9High 😐Moderate
Wednesday UV 7,2High 😐Moderate
Thursday UV 7,0High 🙂Fair
Friday UV 6,0High Unavailable
Saturday UV 6,0High Unavailable
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,5 9:00 AMUV 1,5 10:00 AMUV 3,1 11:00 AMUV 4,9 12:00 PMUV 6,4 1:00 PMUV 6,8 2:00 PMUV 5,6 3:00 PMUV 4,1 4:00 PMUV 2,7 5:00 PMUV 1,2 6:00 PMUV 0,4
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.

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.

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 Meeting

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

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 5:00 AM–6:00 AM.

96/100Best-hour score
BEST TIME TONIGHT 5:00 AM–6:00 AM Astronomical darkness: 9:00 PM–4:59 AM
Cloud cover 0% Real hourly forecast for the best viewing hour.
Moonlight 30% Waning Crescent · Moon about 40° above the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 88° high at the best hour.
Estimated visible meteors 1–4/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min74%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 5–SEP 21
September ε-PerseidsStart SEP 5 · Peak SEP 9 · End SEP 21 · ZHR 8 · 6% Moon at peak
ACTIVE NOW
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
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% 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 Meeting were last refreshed today at 4:37 AM. The current forecast period extends through 08/09/2026 at 2:00 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.