Saint Clair, PA Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Saint Clair, PA in one place.
Partly sunny, with a high near 62. East wind 2 to 6 mph.
Local Weather Overview
This forecast page for Saint Clair, 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 30, 2026 2:56 AM EDT.
The active forecast window currently covers Oct 31 to Nov 5, 2026 for Saint Clair, PA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 31 to Nov 5, 2026
- Latest sync
- Oct 30, 2026 2:56 AM EDT
- Forecast office
- PBZ
- Source
- NOAA / NWS
Daily Outlook
This Week in Saint Clair
Tuesday looks like the warmest upcoming period in Saint Clair at 71 degrees F.
Saturday Night is the coolest period ahead with temperatures near 47 degrees F.
The strongest winds are forecast for Wednesday at about 7 to 13 mph SE.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 30, 2026 2:56 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- PBZ
- Radar station
- KPBZ
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 47. East wind around 6 mph.
Mostly cloudy, with a high near 67.
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 49.
A slight chance of rain showers before 7am. Partly sunny, with a high near 66.
Mostly cloudy, with a low around 51.
Mostly sunny, with a high near 71.
Partly cloudy, with a low around 54.
A chance of rain showers after 1pm. Mostly sunny, with a high near 70. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Rain showers likely. Mostly cloudy, with a high near 66.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Oct 31
|
Partly Sunny
|
62°F |
2 to 6 mph
E
|
|
Saturday Night
Oct 31
|
Mostly Cloudy
|
47°F |
6 mph
E
|
|
Sunday
Nov 1
|
Mostly Cloudy
|
67°F |
5 mph
SE
|
|
Sunday Night
Nov 1
|
Mostly Cloudy then Slight Chance Rain Showers
|
49°F |
3 mph
S
|
|
Monday
Nov 2
|
Slight Chance Rain Showers then Partly Sunny
|
66°F |
5 mph
SE
|
|
Monday Night
Nov 2
|
Mostly Cloudy
|
51°F |
3 mph
SE
|
|
Tuesday
Nov 3
|
Mostly Sunny
|
71°F |
3 to 7 mph
SE
|
|
Tuesday Night
Nov 3
|
Partly Cloudy
|
54°F |
9 mph
SE
|
|
Wednesday
Nov 4
|
Mostly Sunny then Chance Rain Showers
|
70°F |
7 to 13 mph
SE
|
|
Wednesday Night
Nov 4
|
Chance Rain Showers
|
54°F |
12 mph
SE
|
|
Thursday
Nov 5
|
Rain Showers Likely
|
66°F |
9 to 13 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Saint Clair.