10-day forecast for Slippery Rock, PA: 51° to 86°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
86°
Best day: Sunday, August 9
84° · 1.87 in
Worst day: Monday, August 10
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1084° / 67°1.87
Morning68°feels 69°
Afternoon81°feels 83°
Evening75°feels 76°
Overnight69°feels 70°
84 °
Slippery Rock, Monday, 10 August
Heavy rain. High 84°, low 67°.
Pressure30.00 inHg
Wind10.3 mph SW
Humidity76%
Visibility6.2 mi
Dew point66°
Tue, 1182° / 64°0.02
Morning65°feels 66°
Afternoon78°feels 79°
Evening71°feels 72°
Overnight70°feels 71°
82 °
Slippery Rock, Tuesday, 11 August
Light rain. High 82°, low 64°.
Pressure29.97 inHg
Wind6.8 mph W
Humidity75%
Visibility6.2 mi
Dew point68°
Wed, 1275° / 65°0.22
Morning65°feels 66°
Afternoon72°feels 74°
Evening72°feels 73°
Overnight65°feels 66°
75 °
Slippery Rock, Wednesday, 12 August
Rain. High 75°, low 65°.
Pressure29.80 inHg
Wind8.1 mph SW
Humidity92%
Visibility6.2 mi
Dew point69°
Thu, 1374° / 60°0
Morning61°feels 61°
Afternoon73°feels 72°
Evening64°feels 64°
Overnight66°feels 67°
74 °
Slippery Rock, Thursday, 13 August
Partly cloudy. High 74°, low 60°.
Pressure29.97 inHg
Wind10.7 mph N
Humidity50%
Visibility—
Dew point53°
Fri, 1472° / 55°0
Morning63°feels 62°
Afternoon70°feels 70°
Evening60°feels 59°
Overnight56°feels 55°
72 °
Slippery Rock, Friday, 14 August
Overcast. High 72°, low 55°.
Pressure30.09 inHg
Wind10.4 mph N
Humidity56%
Visibility—
Dew point54°
Sat, 1571° / 51°0
Morning59°feels 58°
Afternoon68°feels 67°
Evening60°feels 60°
Overnight54°feels 53°
71 °
Slippery Rock, Saturday, 15 August
Overcast. High 71°, low 51°.
Pressure30.27 inHg
Wind6.8 mph N
Humidity54%
Visibility—
Dew point50°
Sun, 1665° / 51°0.09
Morning58°feels 57°
Afternoon61°feels 61°
Evening62°feels 62°
Overnight60°feels 60°
65 °
Slippery Rock, Sunday, 16 August
Light rain. High 65°, low 51°.
Pressure30.12 inHg
Wind7.9 mph E
Humidity83%
Visibility—
Dew point55°
Mon, 1774° / 58°0
Morning64°feels 64°
Afternoon71°feels 71°
Evening63°feels 63°
Overnight58°feels 58°
74 °
Slippery Rock, Monday, 17 August
Overcast. High 74°, low 58°.
Pressure30.00 inHg
Wind8.3 mph N
Humidity62%
Visibility—
Dew point57°
Tue, 1877° / 55°0
Morning64°feels 64°
Afternoon75°feels 75°
Evening67°feels 67°
Overnight64°feels 64°
77 °
Slippery Rock, Tuesday, 18 August
Overcast. High 77°, low 55°.
Pressure29.97 inHg
Wind5.2 mph SE
Humidity56%
Visibility—
Dew point57°
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 Slippery Rock, 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.