10-day forecast for Saint Clair, PA: 28° to 70°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Friday, November 6
70° · 0.52 in
Worst day: Thursday, November 5
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 0664° / 49°0.01
Morning54°feels 53°
Afternoon59°feels 58°
Evening51°feels 50°
Overnight53°feels 53°
64 °
Saint Clair, Friday, 6 November
Light rain. High 64°, low 49°.
Pressure29.91 inHg
Wind9.7 mph W
Humidity66%
Visibility6.2 mi
Dew point48°
Sat, 0750° / 42°0.04
Morning43°feels 37°
Afternoon45°feels 38°
Evening46°feels 41°
Overnight45°feels 43°
50 °
Saint Clair, Saturday, 7 November
Light rain. High 50°, low 42°.
Pressure30.03 inHg
Wind14.1 mph W
Humidity65%
Visibility6.2 mi
Dew point35°
Sun, 0855° / 45°0
Morning45°feels 39°
Afternoon55°feels 52°
Evening50°feels 45°
Overnight45°feels 41°
55 °
Saint Clair, Sunday, 8 November
Mostly clear. High 55°, low 45°.
Pressure30.00 inHg
Wind15.1 mph SW
Humidity51%
Visibility6.2 mi
Dew point34°
Mon, 0952° / 42°0
Morning45°feels 39°
Afternoon51°feels 49°
Evening45°feels 42°
Overnight48°feels 43°
52 °
Saint Clair, Monday, 9 November
Overcast. High 52°, low 42°.
Pressure30.09 inHg
Wind13 mph NW
Humidity60%
Visibility6.2 mi
Dew point36°
Tue, 1060° / 40°0
Morning46°feels 41°
Afternoon59°feels 57°
Evening53°feels 52°
Overnight49°feels 47°
60 °
Saint Clair, Tuesday, 10 November
Clear. High 60°, low 40°.
Pressure29.97 inHg
Wind11.7 mph SW
Humidity62%
Visibility—
Dew point44°
Wed, 1158° / 43°0
Morning50°feels 47°
Afternoon55°feels 53°
Evening45°feels 44°
Overnight44°feels 43°
58 °
Saint Clair, Wednesday, 11 November
Overcast. High 58°, low 43°.
Pressure29.91 inHg
Wind10.1 mph W
Humidity44%
Visibility—
Dew point35°
Thu, 1248° / 38°0.04
Morning44°feels 43°
Afternoon46°feels 43°
Evening39°feels 36°
Overnight39°feels 34°
48 °
Saint Clair, Thursday, 12 November
Light rain. High 48°, low 38°.
Pressure29.83 inHg
Wind9.5 mph N
Humidity73%
Visibility—
Dew point39°
Fri, 1341° / 30°0.07
Morning33°feels 32°
Afternoon40°feels 37°
Evening35°feels 31°
Overnight33°feels 33°
41 °
Saint Clair, Friday, 13 November
Light snow. High 41°, low 30°.
Pressure29.85 inHg
Wind7.5 mph W
Humidity55%
Visibility—
Dew point25°
Sat, 1437° / 28°0.06
Morning31°feels 25°
Afternoon37°feels 30°
Evening34°feels 26°
Overnight33°feels 25°
37 °
Saint Clair, Saturday, 14 November
Light snow. High 37°, low 28°.
Pressure29.88 inHg
Wind10.4 mph W
Humidity70%
Visibility—
Dew point27°
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.