10-day forecast for Saint Clair, PA: 39° to 76°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
76°
Best day: Wednesday, November 4
68° · 0.64 in
Worst day: Thursday, November 5
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0269° / 46°0
Morning52°feels 50°
Afternoon68°feels 67°
Evening55°feels 54°
Overnight48°feels 45°
69 °
Saint Clair, Monday, 2 November
Overcast. High 69°, low 46°.
Pressure30.33 inHg
Wind3 mph SW
Humidity50%
Visibility6.2 mi
Dew point45°
Tue, 0370° / 45°0
Morning53°feels 51°
Afternoon70°feels 69°
Evening58°feels 57°
Overnight48°feels 47°
70 °
Saint Clair, Tuesday, 3 November
Partly cloudy. High 70°, low 45°.
Pressure30.21 inHg
Wind5.8 mph S
Humidity53%
Visibility6.2 mi
Dew point50°
Wed, 0476° / 52°0
Morning55°feels 55°
Afternoon76°feels 75°
Evening66°feels 66°
Overnight56°feels 55°
76 °
Saint Clair, Wednesday, 4 November
Mostly clear. High 76°, low 52°.
Pressure30.00 inHg
Wind6.6 mph S
Humidity53%
Visibility6.2 mi
Dew point54°
Thu, 0568° / 55°0.64
Morning63°feels 63°
Afternoon68°feels 67°
Evening58°feels 57°
Overnight61°feels 61°
68 °
Saint Clair, Thursday, 5 November
Rain. High 68°, low 55°.
Pressure29.83 inHg
Wind10.8 mph SW
Humidity68%
Visibility6.2 mi
Dew point56°
Fri, 0658° / 50°0
Morning53°feels 52°
Afternoon58°feels 56°
Evening54°feels 53°
Overnight52°feels 51°
58 °
Saint Clair, Friday, 6 November
Overcast. High 58°, low 50°.
Pressure29.91 inHg
Wind7.2 mph W
Humidity59%
Visibility—
Dew point43°
Sat, 0758° / 43°0
Morning52°feels 51°
Afternoon56°feels 54°
Evening46°feels 43°
Overnight44°feels 43°
58 °
Saint Clair, Saturday, 7 November
Overcast. High 58°, low 43°.
Pressure29.94 inHg
Wind8.6 mph NW
Humidity60%
Visibility—
Dew point43°
Sun, 0854° / 39°0
Morning43°feels 42°
Afternoon52°feels 50°
Evening45°feels 44°
Overnight42°feels 39°
54 °
Saint Clair, Sunday, 8 November
Clear. High 54°, low 39°.
Pressure29.94 inHg
Wind5.5 mph N
Humidity56%
Visibility—
Dew point36°
Mon, 0958° / 39°0
Morning44°feels 44°
Afternoon56°feels 55°
Evening47°feels 47°
Overnight44°feels 44°
58 °
Saint Clair, Monday, 9 November
Overcast. High 58°, low 39°.
Pressure29.94 inHg
Wind5.6 mph N
Humidity58%
Visibility—
Dew point41°
Tue, 1056° / 41°0
Morning46°feels 45°
Afternoon55°feels 53°
Evening45°feels 44°
Overnight43°feels 40°
56 °
Saint Clair, Tuesday, 10 November
Clear. High 56°, low 41°.
Pressure30.00 inHg
Wind7.3 mph NW
Humidity55%
Visibility—
Dew point38°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Saint Clair, PA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.