Collegeville, PA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Collegeville, PA in one place.
Sunny, with a high near 67. East wind around 5 mph.
Local Weather Overview
This forecast page for Collegeville, PA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Oct 15, 2026 4:33 PM EDT.
The active forecast window currently covers Oct 15 to Oct 21, 2026 for Collegeville, PA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 15 to Oct 21, 2026
- Latest sync
- Oct 15, 2026 4:33 PM EDT
- Forecast office
- PHI
- Source
- NOAA / NWS
Daily Outlook
This Week in Collegeville
Friday looks like the warmest upcoming period in Collegeville at 79 degrees F.
Saturday Night is the coolest period ahead with temperatures near 34 degrees F.
The strongest winds are forecast for Friday at about 5 to 15 mph S.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 15, 2026 4:33 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- PHI
- Radar station
- KDIX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Rain showers likely between 1am and 5am, then showers and thunderstorms likely. Mostly cloudy, with a low around 57. Southeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms likely. Mostly cloudy, with a high near 79. South wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a low around 45. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Partly sunny, with a high near 53. North wind around 15 mph, with gusts as high as 30 mph. New rainfall amounts less than a tenth of an inch possible.
Mostly clear, with a low around 34.
Patchy frost before 9am. Sunny, with a high near 57.
Mostly clear, with a low around 38.
Sunny, with a high near 63.
Mostly clear, with a low around 41.
Mostly sunny, with a high near 67.
Mostly clear, with a low around 44.
Sunny, with a high near 67.
Mostly clear, with a low around 43.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Oct 15
|
Sunny
|
67°F |
5 mph
E
|
|
Tonight
Oct 15
|
Mostly Cloudy then Showers And Thunderstorms Likely
|
57°F |
5 mph
SE
|
|
Friday
Oct 16
|
Showers And Thunderstorms Likely
|
79°F |
5 to 15 mph
S
|
|
Friday Night
Oct 16
|
Showers And Thunderstorms
|
45°F |
10 to 15 mph
W
|
|
Saturday
Oct 17
|
Partly Sunny
|
53°F |
15 mph
N
|
|
Saturday Night
Oct 17
|
Mostly Clear
|
34°F |
5 to 15 mph
N
|
|
Sunday
Oct 18
|
Patchy Frost then Sunny
|
57°F |
0 to 5 mph
N
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
38°F |
0 to 5 mph
SW
|
|
Monday
Oct 19
|
Sunny
|
63°F |
0 to 5 mph
E
|
|
Monday Night
Oct 19
|
Mostly Clear
|
41°F |
0 mph
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
67°F |
0 to 5 mph
N
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
44°F |
0 to 5 mph
N
|
|
Wednesday
Oct 21
|
Sunny
|
67°F |
5 mph
N
|
|
Wednesday Night
Oct 21
|
Mostly Clear
|
43°F |
0 to 5 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Collegeville.
