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Now · 5:29 AM

West Chester Weather & Hourly Forecast

United States · Pennsylvania · 19380

Light rain
53°F
Light rain
Feels like: 45°F
💧 Humidity 65% 🌡 Pressure 30.33 inHg 💨 Wind 11 mph 👁 Visibility 12.2 mi Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:49 AM 🌇 Sunset 6:59 PM

Hourly Forecast for West Chester

Today
Overcast night · 6:00 AM Overcast night
53° 💧 0.003 in 💨 12 mph H 63%30.36 inHg
Overcast · 9:00 AM Overcast
55° 💧 None 💨 11 mph H 68%30.39 inHg
Overcast · 12:00 PM Overcast
62° 💧 0.002 in 💨 15 mph H 66%30.39 inHg
Overcast · 3:00 PM Overcast
64° 💧 0.001 in 💨 14 mph H 62%30.36 inHg
Mostly cloudy · 6:00 PM Mostly cloudy
62° 💧 None 💨 9 mph H 64%30.39 inHg
Clear night · 9:00 PM Clear night
57° 💧 None 💨 9 mph H 68%30.39 inHg
Tomorrow
Clear night · 12:00 AM Clear night
54° 💧 None 💨 12 mph H 67%30.39 inHg
Mostly cloudy night · 3:00 AM Mostly cloudy night
50° 💧 None 💨 11 mph H 68%30.36 inHg
Mostly cloudy night · 6:00 AM Mostly cloudy night
50° 💧 None 💨 11 mph H 72%30.36 inHg
Overcast · 9:00 AM Overcast
53° 💧 None 💨 12 mph H 74%30.36 inHg
Overcast · 12:00 PM Overcast
60° 💧 None 💨 13 mph H 57%30.36 inHg
Partly cloudy · 3:00 PM Partly cloudy
63° 💧 None 💨 10 mph H 56%30.27 inHg
Overcast · 6:00 PM Overcast
61° 💧 None 💨 8 mph H 62%30.27 inHg
Clear night · 9:00 PM Clear night
55° 💧 None 💨 5 mph H 75%30.24 inHg
Friday
Mostly clear night · 12:00 AM Mostly clear night
53° 💧 None 💨 8 mph H 79%30.24 inHg
Mostly clear night · 3:00 AM Mostly clear night
51° 💧 None 💨 9 mph H 79%30.21 inHg

In West Chester and, more broadly, across the state of Pennsylvania: This morning will start with mostly cloudy skies and mild temperatures ranging from 55 to 64 degrees Fahrenheit. Light northeast winds will blow at around 8 mph, with gusts reaching up to 19 mph. As the day progresses, the sky will remain mostly cloudy, and there is a high likelihood of rain, with total accumulation around 0.24 inches. Winds will continue to be light, but gusts may be slightly stronger during the storm. Temperatures are expected to stay within the mild range through the afternoon, making for a relatively comfortable day despite the unsettled weather. Be prepared for the possibility of rain, especially later in the day.

15-Day Weather Outlook for West Chester

TomorrowTomorrow Mostly sunny Mostly sunny 63°/50° 💧 None 💨 14 mph
Friday, Sep 25Fri Sep 25 Mostly sunny Mostly sunny 70°/50° 💧 0.040 in 💨 12 mph
Saturday, Sep 26Sat Sep 26 Overcast Overcast 72°/54° 💧 0.001 in 💨 11 mph
Sunday, Sep 27Sun Sep 27 Light rain Light rain 62°/57° 💧 0.077 in 💨 12 mph
Monday, Sep 28Mon Sep 28 Overcast Overcast 68°/56° 💧 0.007 in 💨 7 mph
Tuesday, Sep 29Tue Sep 29 Mostly sunny Mostly sunny 73°/57° 💧 None 💨 6 mph
Wednesday, Sep 30Wed Sep 30 Mostly sunny Mostly sunny 78°/59° 💧 None 💨 10 mph
Thursday, Oct 1Thu Oct 1 Mostly sunny Mostly sunny 77°/64° 💧 None 💨 14 mph
Friday, Oct 2Fri Oct 2 Moderate rain Moderate rain 77°/67° 💧 0.958 in 💨 10 mph
Saturday, Oct 3Sat Oct 3 Mostly sunny Mostly sunny 65°/55° 💧 None 💨 10 mph
Sunday, Oct 4Sun Oct 4 Overcast Overcast 61°/49° 💧 None 💨 5 mph
Monday, Oct 5Mon Oct 5 Overcast Overcast 65°/50° 💧 None 💨 5 mph
Tuesday, Oct 6Tue Oct 6 Mostly sunny Mostly sunny 70°/53° 💧 None 💨 10 mph
Wednesday, Oct 7Wed Oct 7 Partly cloudy Partly cloudy 69°/59° 💧 0.118 in 💨 11 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in West Chester

Vertical axis: °F · Color based on temperature
Overcast night at 6:00 AM
53° Today 6:00 AM
Overcast at 7:00 AM
53° 7:00 AM
Mostly cloudy at 8:00 AM
53° 8:00 AM
Overcast at 9:00 AM
55° 9:00 AM
Overcast at 10:00 AM
57° Today 10:00 AM
Partly cloudy at 11:00 AM
59° 11:00 AM
Overcast at 12:00 PM
62° 12:00 PM
Overcast at 1:00 PM
62° 1:00 PM
Overcast at 2:00 PM
63° Today 2:00 PM
Overcast at 3:00 PM
64° 3:00 PM
Overcast at 4:00 PM
63° 4:00 PM
Overcast at 5:00 PM
63° 5:00 PM
Mostly cloudy at 6:00 PM
62° Today 6:00 PM
Mostly clear night at 7:00 PM
61° 7:00 PM
Clear night at 8:00 PM
59° 8:00 PM
Clear night at 9:00 PM
57° 9:00 PM
Clear night at 10:00 PM
57° Today 10:00 PM
Clear night at 11:00 PM
56° 11:00 PM
Clear night at 12:00 AM
54° 12:00 AM
Clear night at 1:00 AM
53° 1:00 AM
Mostly clear night at 2:00 AM
51° Tomorrow 2:00 AM
Mostly cloudy night at 3:00 AM
50° 3:00 AM
Overcast night at 4:00 AM
50° 4:00 AM
Overcast night at 5:00 AM
50° 5:00 AM
Mostly cloudy night at 6:00 AM
50° Tomorrow 6:00 AM
Mostly cloudy at 7:00 AM
51° 7:00 AM
Overcast at 8:00 AM
52° 8:00 AM
Overcast at 9:00 AM
53° 9:00 AM
Mostly cloudy at 10:00 AM
55° Tomorrow 10:00 AM
Partly cloudy at 11:00 AM
58° 11:00 AM
Overcast at 12:00 PM
60° 12:00 PM
Partly cloudy at 1:00 PM
61° 1:00 PM
Partly cloudy at 2:00 PM
62° Tomorrow 2:00 PM
Partly cloudy at 3:00 PM
63° 3:00 PM
Mostly cloudy at 4:00 PM
63° 4:00 PM
Mostly cloudy at 5:00 PM
62° 5:00 PM
Overcast at 6:00 PM
61° Tomorrow 6:00 PM
Partly cloudy night at 7:00 PM
58° 7:00 PM
Mostly cloudy night at 8:00 PM
56° 8:00 PM
Clear night at 9:00 PM
55° 9:00 PM
Partly cloudy night at 10:00 PM
54° Tomorrow 10:00 PM
Mostly cloudy night at 11:00 PM
53° 11:00 PM
Mostly clear night at 12:00 AM
53° 12:00 AM
Mostly cloudy night at 1:00 AM
52° 1:00 AM
Overcast night at 2:00 AM
52° Friday 2:00 AM
Mostly clear night at 3:00 AM
51° 3:00 AM
Overcast night at 4:00 AM
51° 4:00 AM
Mostly cloudy night at 5:00 AM
51° 5:00 AM
Mostly cloudy night at 6:00 AM
50° Friday 6:00 AM
Partly cloudy at 7:00 AM
50° 7:00 AM
Overcast at 8:00 AM
52° 8:00 AM
Overcast at 9:00 AM
55° 9:00 AM
Overcast at 10:00 AM
59° Friday 10:00 AM
Mostly cloudy at 11:00 AM
62° 11:00 AM
Mostly cloudy at 12:00 PM
65° 12:00 PM
Mostly sunny at 1:00 PM
67° 1:00 PM
Partly cloudy at 2:00 PM
69° Friday 2:00 PM
Mostly sunny at 3:00 PM
70° 3:00 PM
Mostly sunny at 4:00 PM
70° 4:00 PM
Mostly sunny at 5:00 PM
69° 5:00 PM
Sunny at 6:00 PM
67° Friday 6:00 PM
Clear night at 7:00 PM
63° 7:00 PM
Clear night at 8:00 PM
62° 8:00 PM
Clear night at 11:00 PM
59° 11:00 PM
Clear night at 2:00 AM
56° Saturday 2:00 AM
Clear night at 5:00 AM
54° 5:00 AM
Sunny at 8:00 AM
56° 8:00 AM
Sunny at 11:00 AM
68° 11:00 AM
Overcast at 2:00 PM
72° Saturday 2:00 PM
Mostly sunny at 5:00 PM
72° 5:00 PM
Mostly clear night at 8:00 PM
64° 8:00 PM
Overcast night at 11:00 PM
61° 11:00 PM
Overcast night at 2:00 AM
60° Sunday 2:00 AM
Overcast night at 5:00 AM
59° 5:00 AM
Light rain at 8:00 AM
57° 8:00 AM
Light rain at 11:00 AM
59° 11:00 AM
Overcast at 2:00 PM
62° Sunday 2:00 PM
Overcast at 5:00 PM
62° 5:00 PM
Overcast night at 8:00 PM
61° 8:00 PM
Mostly cloudy night at 11:00 PM
59° 11:00 PM
Overcast night at 2:00 AM
57° Monday 2:00 AM
Overcast night at 5:00 AM
57° 5:00 AM
Overcast at 8:00 AM
56° 8:00 AM
Overcast at 11:00 AM
61° 11:00 AM
Overcast at 2:00 PM
67° Monday 2:00 PM
Overcast at 5:00 PM
68° 5:00 PM
Mostly clear night at 8:00 PM
63° 8:00 PM
Mostly clear night at 2:00 AM
58° 2:00 AM
Sunny at 8:00 AM
57° Tuesday 8:00 AM
Sunny at 2:00 PM
73° 2:00 PM
Clear night at 8:00 PM
64° 8:00 PM
Clear night at 2:00 AM
59° 2:00 AM
Sunny at 8:00 AM
59° Wednesday 8:00 AM
Mostly sunny at 2:00 PM
78° 2:00 PM
Partly cloudy night at 8:00 PM
69° 8:00 PM
Mostly clear night at 2:00 AM
65° 2:00 AM
Sunny at 8:00 AM
64° Thursday 8:00 AM
Overcast at 2:00 PM
77° 2:00 PM
Overcast night at 8:00 PM
72° 8:00 PM
Moderate rain at 2:00 AM
70° 2:00 AM
Light rain at 8:00 AM
68° Friday 8:00 AM
Mostly cloudy at 2:00 PM
77° 2:00 PM
Clear night at 8:00 PM
67° 8:00 PM
Mostly clear night at 2:00 AM
60° 2:00 AM
Sunny at 8:00 AM
55° Saturday 8:00 AM
Partly cloudy at 2:00 PM
65° 2:00 PM
Clear night at 8:00 PM
56° 8:00 PM
Clear night at 2:00 AM
50° 2:00 AM
Sunny at 8:00 AM
49° Sunday 8:00 AM
Overcast at 2:00 PM
61° 2:00 PM
Mostly clear night at 8:00 PM
54° 8:00 PM
Overcast night at 2:00 AM
50° 2:00 AM
Sunny at 8:00 AM
50° Monday 8:00 AM
Mostly cloudy at 2:00 PM
65° 2:00 PM
Mostly clear night at 8:00 PM
60° 8:00 PM
Mostly clear night at 2:00 AM
53° 2:00 AM
Sunny at 8:00 AM
54° Tuesday 8:00 AM
Sunny at 2:00 PM
70° 2:00 PM
Clear night at 8:00 PM
63° 8:00 PM
Clear night at 2:00 AM
62° 2:00 AM
Partly cloudy at 8:00 AM
61° Wednesday 8:00 AM
Sunny at 2:00 PM
69° 2:00 PM
Clear night at 8:00 PM
59° 8:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for West Chester

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 6:00 AM
PM2.5 Fine particles Good 1,7µg/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 3,6µg/m³

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

O₃ Ozone Good 52,2µg/m³

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

NO₂ Nitrogen dioxide Good 5,0µg/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 West Chester

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 3,7Moderate 😊Good
Tomorrow UV 5,4Moderate 🙂Fair
Friday UV 5,4Moderate 😐Moderate
Saturday UV 3,8Moderate 🙂Fair
Sunday UV 5,0Moderate 🙂Fair
Monday UV 6,0High Unavailable
Tuesday UV 5,0Moderate Unavailable
Hourly UV index today
7:00 AMUV 0,0 8:00 AMUV 0,2 9:00 AMUV 0,9 10:00 AMUV 2,0 11:00 AMUV 3,4 12:00 PMUV 3,7 1:00 PMUV 3,3 2:00 PMUV 2,8 3:00 PMUV 1,9 4:00 PMUV 1,3 5:00 PMUV 0,9 6:00 PMUV 0,3
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

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 West Chester

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

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 1:00 AM–2:00 AM.

90/100Best-hour score
BEST TIME TONIGHT 1:00 AM–2:00 AM Astronomical darkness: 8:28 PM–5:21 AM
Cloud cover 2% Real hourly forecast for the best viewing hour.
Moonlight 94% Waxing Gibbous · Moon about 32° above the horizon at the best viewing hour.
Meteor activity Southern Taurids Reference ZHR 7 · Radiant 40° high at the best hour.
Estimated visible meteors 0–2/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min34%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
ACTIVE NOW
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
NOV 6–NOV 30
LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% 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 West Chester were last refreshed today at 5:29 AM. The current forecast period extends through 25/09/2026 at 3:00 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.