Collegeville, CA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Collegeville, CA in one place.
Sunny. High near 83, with temperatures falling to around 81 in the afternoon. West wind 2 to 10 mph, with gusts as high as 20 mph.
Local Weather Overview
This forecast page for Collegeville, CA 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: Sep 16, 2026 12:33 PM PDT.
The active forecast window currently covers Sep 16 to Sep 22, 2026 for Collegeville, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 22, 2026
- Latest sync
- Sep 16, 2026 12:33 PM PDT
- Forecast office
- STO
- Source
- NOAA / NWS
Daily Outlook
This Week in Collegeville
Tuesday looks like the warmest upcoming period in Collegeville at 92 degrees F.
Tonight is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Today at about 2 to 10 mph W.
The forecast from Sep 16 through Sep 22 stays mostly dry.
Forecast Details
- Last updated
- Sep 16, 2026 12:33 PM PDT
- Coverage
- 8 days
- Time zone
- America/Los_Angeles
- Forecast office
- STO
- Radar station
- KDAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 54. North northwest wind 1 to 10 mph, with gusts as high as 21 mph.
Sunny, with a high near 81. West northwest wind 1 to 6 mph.
Clear, with a low around 56. Northwest wind 3 to 7 mph.
Sunny, with a high near 87. Northwest wind 3 to 8 mph, with gusts as high as 18 mph.
Clear, with a low around 58.
Sunny, with a high near 90.
Mostly clear, with a low around 59.
Mostly sunny, with a high near 88.
Mostly clear, with a low around 57.
Sunny, with a high near 89.
Mostly clear, with a low around 59.
Sunny, with a high near 92.
Mostly clear, with a low around 61.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Sep 16
|
Sunny
|
83°F |
2 to 10 mph
W
|
|
Tonight
Sep 16
|
Mostly Clear
|
54°F |
1 to 10 mph
NNW
|
|
Thursday
Sep 17
|
Sunny
|
81°F |
1 to 6 mph
WNW
|
|
Thursday Night
Sep 17
|
Clear
|
56°F |
3 to 7 mph
NW
|
|
Friday
Sep 18
|
Sunny
|
87°F |
3 to 8 mph
NW
|
|
Friday Night
Sep 18
|
Clear
|
58°F |
2 to 7 mph
NW
|
|
Saturday
Sep 19
|
Sunny
|
90°F |
2 to 6 mph
NW
|
|
Saturday Night
Sep 19
|
Mostly Clear
|
59°F |
6 mph
NW
|
|
Sunday
Sep 20
|
Mostly Sunny
|
88°F |
6 mph
NW
|
|
Sunday Night
Sep 20
|
Mostly Clear
|
57°F |
6 mph
NW
|
|
Monday
Sep 21
|
Sunny
|
89°F |
6 mph
NW
|
|
Monday Night
Sep 21
|
Mostly Clear
|
59°F |
5 mph
NW
|
|
Tuesday
Sep 22
|
Sunny
|
92°F |
5 mph
NW
|
|
Tuesday Night
Sep 22
|
Mostly Clear
|
61°F |
5 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Collegeville.