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Now · 3:13 PM

Conshohocken Weather & Hourly Forecast

United States · Pennsylvania · 19428

Mostly cloudy
89°F
Mostly cloudy
Feels like: 89°F
💧 Humidity 43% 🌡 Pressure 29.85 inHg 💨 Wind 9 mph 👁 Visibility 26.6 mi Clouds 75% ☀️ UV index 5.2 · Moderate 🌅 Sunrise 🌇 Sunset

Hourly Forecast for Conshohocken

Today
Mostly cloudy · 4:00 PM Mostly cloudy
89° 💧 None 💨 10 mph H 40%29.85 inHg
Mostly cloudy · 7:00 PM Mostly cloudy
84° 💧 None 💨 5 mph H 48%29.83 inHg
Mostly clear night · 10:00 PM Mostly clear night
79° 💧 None 💨 4 mph H 64%29.88 inHg
Tomorrow
Overcast night · 1:00 AM Overcast night
76° 💧 0.003 in 💨 5 mph H 74%29.91 inHg
Mostly clear night · 4:00 AM Mostly clear night
72° 💧 0.003 in 💨 6 mph H 76%29.94 inHg
Overcast · 7:00 AM Overcast
69° 💧 None 💨 6 mph H 70%29.97 inHg
Overcast · 10:00 AM Overcast
70° 💧 None 💨 5 mph H 61%30.03 inHg
Mostly sunny · 1:00 PM Mostly sunny
80° 💧 0.000 in 💨 3 mph H 41%30.00 inHg
Sunny · 4:00 PM Sunny
83° 💧 None 💨 5 mph H 38%29.97 inHg
Sunny · 7:00 PM Sunny
78° 💧 None 💨 4 mph H 44%29.97 inHg
Clear night · 10:00 PM Clear night
71° 💧 None 💨 5 mph H 56%30.03 inHg
Saturday
Overcast night · 1:00 AM Overcast night
67° 💧 None 💨 5 mph H 58%30.06 inHg
Overcast night · 4:00 AM Overcast night
65° 💧 None 💨 5 mph H 64%30.03 inHg
Mostly cloudy · 7:00 AM Mostly cloudy
64° 💧 None 💨 6 mph H 72%30.09 inHg
Overcast · 10:00 AM Overcast
73° 💧 0.000 in 💨 7 mph H 72%30.09 inHg
Overcast · 1:00 PM Overcast
79° 💧 0.000 in 💨 9 mph H 48%30.06 inHg

In Conshohocken and, more broadly, across the state of Pennsylvania: As the afternoon progresses into the evening, expect a mix of sun and clouds with temperatures remaining mild to warm, ranging from 73 to 81 degrees Fahrenheit. Light west winds will blow at around 8 mph, with occasional gusts reaching 13 mph. A small chance of rain persists, with possible total accumulation around 0.03 inches. The evening could see brief periods of light rain, especially if clouds deepen, but significant precipitation is unlikely. Temperatures will gently cool as night approaches, providing a relatively comfortable end to the day. Overall, conditions are expected to be fairly typical for this time of year, with no severe weather anticipated.

15-Day Weather Outlook for Conshohocken

TomorrowTomorrow Mostly sunny Mostly sunny 79°/67° 💧 None 💨 7 mph
Saturday, Sep 12Sat Sep 12 Mostly sunny Mostly sunny 81°/58° 💧 None 💨 10 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 85°/68° 💧 0.427 in 💨 8 mph
Monday, Sep 14Mon Sep 14 Mostly sunny Mostly sunny 78°/69° 💧 0.004 in 💨 8 mph
Tuesday, Sep 15Tue Sep 15 Partly cloudy Partly cloudy 78°/60° 💧 None 💨 6 mph
Wednesday, Sep 16Wed Sep 16 Mostly cloudy Mostly cloudy 71°/61° 💧 0.276 in 💨 5 mph
Thursday, Sep 17Thu Sep 17 Mostly sunny Mostly sunny 80°/66° 💧 None 💨 7 mph
Friday, Sep 18Fri Sep 18 Light rain Light rain 84°/69° 💧 0.066 in 💨 10 mph
Saturday, Sep 19Sat Sep 19 Overcast Overcast 74°/60° 💧 0.101 in 💨 8 mph
Sunday, Sep 20Sun Sep 20 Mostly cloudy Mostly cloudy 72°/58° 💧 None 💨 8 mph
Monday, Sep 21Mon Sep 21 Mostly sunny Mostly sunny 72°/60° 💧 None 💨 9 mph
Tuesday, Sep 22Tue Sep 22 Mostly sunny Mostly sunny 74°/61° 💧 None 💨 12 mph
Wednesday, Sep 23Wed Sep 23 Sunny Sunny 76°/56° 💧 None 💨 11 mph
Thursday, Sep 24Thu Sep 24 Mostly sunny Mostly sunny 76°/62° 💧 None 💨 10 mph
Friday, Sep 25Fri Sep 25 Sunny Sunny 78°/69° 💧 None 💨 11 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Conshohocken

Vertical axis: °F · Color based on temperature
Mostly cloudy at 4:00 PM
89° Today 4:00 PM
Mostly cloudy at 5:00 PM
88° 5:00 PM
Mostly cloudy at 6:00 PM
86° 6:00 PM
Mostly cloudy at 7:00 PM
84° 7:00 PM
Mostly cloudy night at 8:00 PM
82° Today 8:00 PM
Mostly clear night at 9:00 PM
81° 9:00 PM
Mostly clear night at 10:00 PM
79° 10:00 PM
Partly cloudy night at 11:00 PM
78° 11:00 PM
Mostly cloudy night at 12:00 AM
76° Tomorrow 12:00 AM
Overcast night at 1:00 AM
76° 1:00 AM
Overcast night at 2:00 AM
75° 2:00 AM
Partly cloudy night at 3:00 AM
74° 3:00 AM
Mostly clear night at 4:00 AM
72° Tomorrow 4:00 AM
Partly cloudy night at 5:00 AM
71° 5:00 AM
Overcast night at 6:00 AM
70° 6:00 AM
Overcast at 7:00 AM
69° 7:00 AM
Mostly cloudy at 8:00 AM
70° Tomorrow 8:00 AM
Overcast at 9:00 AM
71° 9:00 AM
Overcast at 10:00 AM
70° 10:00 AM
Overcast at 11:00 AM
71° 11:00 AM
Mostly cloudy at 12:00 PM
76° Tomorrow 12:00 PM
Mostly sunny at 1:00 PM
80° 1:00 PM
Sunny at 2:00 PM
82° 2:00 PM
Sunny at 3:00 PM
83° 3:00 PM
Sunny at 4:00 PM
83° Tomorrow 4:00 PM
Mostly sunny at 5:00 PM
82° 5:00 PM
Mostly sunny at 6:00 PM
81° 6:00 PM
Sunny at 7:00 PM
78° 7:00 PM
Mostly clear night at 8:00 PM
76° Tomorrow 8:00 PM
Mostly clear night at 9:00 PM
74° 9:00 PM
Clear night at 10:00 PM
71° 10:00 PM
Partly cloudy night at 11:00 PM
70° 11:00 PM
Overcast night at 12:00 AM
68° Saturday 12:00 AM
Overcast night at 1:00 AM
67° 1:00 AM
Overcast night at 2:00 AM
67° 2:00 AM
Overcast night at 3:00 AM
66° 3:00 AM
Overcast night at 4:00 AM
65° Saturday 4:00 AM
Overcast night at 5:00 AM
65° 5:00 AM
Mostly cloudy night at 6:00 AM
64° 6:00 AM
Mostly cloudy at 7:00 AM
64° 7:00 AM
Mostly cloudy at 8:00 AM
67° Saturday 8:00 AM
Overcast at 9:00 AM
71° 9:00 AM
Overcast at 10:00 AM
73° 10:00 AM
Overcast at 11:00 AM
76° 11:00 AM
Overcast at 12:00 PM
77° Saturday 12:00 PM
Overcast at 1:00 PM
79° 1:00 PM
Overcast at 2:00 PM
81° 2:00 PM
Overcast at 3:00 PM
79° 3:00 PM
Light rain at 4:00 PM
78° Saturday 4:00 PM
Light thunderstorms at 5:00 PM
77° 5:00 PM
Overcast at 6:00 PM
78° 6:00 PM
Overcast at 7:00 PM
75° 7:00 PM
Light rain at 8:00 PM
69° Saturday 8:00 PM
Overcast night at 9:00 PM
70° 9:00 PM
Overcast night at 10:00 PM
71° 10:00 PM
Overcast night at 11:00 PM
71° 11:00 PM
Light thunderstorms at 12:00 AM
71° Sunday 12:00 AM
Light thunderstorms at 1:00 AM
70° 1:00 AM
Overcast night at 2:00 AM
70° 2:00 AM
Overcast night at 3:00 AM
71° 3:00 AM
Light rain at 4:00 AM
71° Sunday 4:00 AM
Overcast night at 5:00 AM
71° 5:00 AM
Overcast night at 6:00 AM
71° 6:00 AM
Overcast at 7:00 AM
72° 7:00 AM
Overcast at 8:00 AM
72° Sunday 8:00 AM
Light rain at 11:00 AM
76° 11:00 AM
Mostly cloudy at 2:00 PM
84° 2:00 PM
Mostly sunny at 5:00 PM
85° 5:00 PM
Clear night at 8:00 PM
78° Sunday 8:00 PM
Mostly clear night at 11:00 PM
75° 11:00 PM
Partly cloudy night at 2:00 AM
73° 2:00 AM
Partly cloudy night at 5:00 AM
70° 5:00 AM
Partly cloudy at 8:00 AM
69° Monday 8:00 AM
Mostly cloudy at 11:00 AM
73° 11:00 AM
Overcast at 2:00 PM
75° 2:00 PM
Sunny at 5:00 PM
77° 5:00 PM
Clear night at 8:00 PM
69° Monday 8:00 PM
Clear night at 11:00 PM
66° 11:00 PM
Clear night at 2:00 AM
63° 2:00 AM
Clear night at 5:00 AM
60° 5:00 AM
Sunny at 8:00 AM
61° Tuesday 8:00 AM
Partly cloudy at 11:00 AM
71° 11:00 AM
Sunny at 2:00 PM
77° 2:00 PM
Mostly sunny at 5:00 PM
78° 5:00 PM
Mostly cloudy night at 8:00 PM
71° Tuesday 8:00 PM
Mostly cloudy night at 11:00 PM
65° 11:00 PM
Partly cloudy night at 2:00 AM
63° 2:00 AM
Partly cloudy at 8:00 AM
61° 8:00 AM
Mostly cloudy at 2:00 PM
62° Wednesday 2:00 PM
Mostly clear night at 8:00 PM
80° 8:00 PM
Clear night at 2:00 AM
73° 2:00 AM
Partly cloudy at 8:00 AM
66° 8:00 AM
Sunny at 2:00 PM
66° Thursday 2:00 PM
Clear night at 8:00 PM
84° 8:00 PM
Clear night at 2:00 AM
75° 2:00 AM
Sunny at 8:00 AM
71° 8:00 AM
Light rain at 2:00 PM
69° Friday 2:00 PM
Overcast night at 8:00 PM
74° 8:00 PM
Overcast night at 2:00 AM
69° 2:00 AM
Overcast at 8:00 AM
61° 8:00 AM
Overcast at 2:00 PM
60° Saturday 2:00 PM
Mostly cloudy night at 8:00 PM
72° 8:00 PM
Overcast night at 2:00 AM
65° 2:00 AM
Mostly cloudy at 8:00 AM
59° 8:00 AM
Overcast at 2:00 PM
58° Sunday 2:00 PM
Mostly clear night at 8:00 PM
72° 8:00 PM
Overcast night at 2:00 AM
66° 2:00 AM
Overcast at 8:00 AM
61° 8:00 AM
Overcast at 2:00 PM
60° Monday 2:00 PM
Mostly clear night at 8:00 PM
74° 8:00 PM
Mostly clear night at 2:00 AM
68° 2:00 AM
Mostly sunny at 8:00 AM
63° 8:00 AM
Mostly cloudy at 2:00 PM
61° Tuesday 2:00 PM
Clear night at 8:00 PM
76° 8:00 PM
Clear night at 2:00 AM
69° 2:00 AM
Sunny at 8:00 AM
60° 8:00 AM
Sunny at 2:00 PM
56° Wednesday 2:00 PM
Clear night at 8:00 PM
76° 8:00 PM
Clear night at 2:00 AM
69° 2:00 AM
Mostly sunny at 8:00 AM
62° 8:00 AM
Sunny at 2:00 PM
63° Thursday 2:00 PM
Clear night at 8:00 PM
78° 8:00 PM
Clear night at 2:00 AM
69° 2:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Conshohocken

Hourly forecast · Updated every 2 hours
Moderate
Nearest forecast value 4:00 PM
PM2.5 Fine particles Good 6,5µg/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 7,2µg/m³

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

O₃ Ozone Moderate 110,1µg/m³

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

NO₂ Nitrogen dioxide Good 2,5µg/m³

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

Sensitive people should reduce strenuous and prolonged outdoor exertion.

UV & HEALTH

UV, Sun & Health Outlook in Conshohocken

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 5,8Moderate 😐Moderate
Tomorrow UV 5,1Moderate 😐Moderate
Saturday UV 5,6Moderate 😐Moderate
Sunday UV 5,3Moderate 🙂Fair
Monday UV 6,0High 🙂Fair
Tuesday UV 7,0High Unavailable
Wednesday UV 8,0Very high Unavailable
Hourly UV index today
4:00 PMUV 3,3 5:00 PMUV 1,3 6:00 PMUV 0,5 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Caution for sensitive people

People with respiratory or cardiovascular conditions should reduce prolonged outdoor exertion.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure.

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 Conshohocken

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

Tonight's Stargazing & Shooting Stars

Good observing conditions. Best local viewing window: 4:00 AM–5:00 AM.

77/100Best-hour score
BEST TIME TONIGHT 4:00 AM–5:00 AM Astronomical darkness: 8:51 PM–5:05 AM
Cloud cover 30% Real hourly forecast for the best viewing hour.
Moonlight 0% New Moon · Moon below the horizon at the best viewing hour.
Meteor activity September ε-Perseids Reference ZHR 8 · Radiant 80° 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 min72%
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 Conshohocken were last refreshed today at 3:13 PM. The current forecast period extends through 12/09/2026 at 1:00 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.