10-day forecast for Penn, PA: 52° to 85°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Sunday, August 9
83° · 0.94 in
Worst day: Monday, August 10
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1083° / 66°0.94
Morning68°feels 69°
Afternoon78°feels 79°
Evening75°feels 77°
Overnight69°feels 70°
83 °
Penn, Monday, 10 August
Heavy rain. High 83°, low 66°.
Pressure30.03 inHg
Wind6.8 mph W
Humidity94%
Visibility6.2 mi
Dew point69°
Tue, 1182° / 63°0.15
Morning65°feels 66°
Afternoon82°feels 84°
Evening64°feels 65°
Overnight66°feels 67°
82 °
Penn, Tuesday, 11 August
Rain. High 82°, low 63°.
Pressure29.97 inHg
Wind8 mph SW
Humidity68%
Visibility6.2 mi
Dew point66°
Wed, 1281° / 66°0.05
Morning67°feels 68°
Afternoon77°feels 78°
Evening72°feels 73°
Overnight67°feels 68°
81 °
Penn, Wednesday, 12 August
Light rain. High 81°, low 66°.
Pressure29.80 inHg
Wind9 mph W
Humidity80%
Visibility6.2 mi
Dew point68°
Thu, 1374° / 57°0
Morning65°feels 65°
Afternoon72°feels 71°
Evening61°feels 60°
Overnight58°feels 57°
74 °
Penn, Thursday, 13 August
Partly cloudy. High 74°, low 57°.
Pressure29.94 inHg
Wind11.4 mph NW
Humidity39%
Visibility—
Dew point46°
Fri, 1475° / 52°0
Morning62°feels 61°
Afternoon73°feels 72°
Evening62°feels 62°
Overnight58°feels 56°
75 °
Penn, Friday, 14 August
Clear. High 75°, low 52°.
Pressure30.06 inHg
Wind6.6 mph NW
Humidity42%
Visibility—
Dew point48°
Sat, 1576° / 54°0
Morning63°feels 62°
Afternoon74°feels 73°
Evening64°feels 63°
Overnight58°feels 57°
76 °
Penn, Saturday, 15 August
Mostly clear. High 76°, low 54°.
Pressure30.24 inHg
Wind8.1 mph NW
Humidity40%
Visibility—
Dew point48°
Sun, 1680° / 52°0
Morning63°feels 62°
Afternoon78°feels 77°
Evening65°feels 65°
Overnight60°feels 59°
80 °
Penn, Sunday, 16 August
Partly cloudy. High 80°, low 52°.
Pressure30.15 inHg
Wind4.5 mph N
Humidity39%
Visibility—
Dew point50°
Mon, 1773° / 59°0
Morning65°feels 64°
Afternoon70°feels 70°
Evening64°feels 64°
Overnight61°feels 60°
73 °
Penn, Monday, 17 August
Overcast. High 73°, low 59°.
Pressure30.06 inHg
Wind4.1 mph W
Humidity66%
Visibility—
Dew point58°
Tue, 1883° / 57°0
Morning68°feels 68°
Afternoon81°feels 82°
Evening70°feels 71°
Overnight65°feels 66°
83 °
Penn, Tuesday, 18 August
Clear. High 83°, low 57°.
Pressure30.00 inHg
Wind4.1 mph SE
Humidity49%
Visibility—
Dew point59°
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 Penn, 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.