10-day forecast for Penn, PA: 50° to 86°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Sunday, August 9
86° · 0.95 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1085° / 67°0.14
Morning72°feels 72°
Afternoon81°feels 82°
Evening78°feels 79°
Overnight69°feels 69°
85 °
Penn, Monday, 10 August
Rain. High 85°, low 67°.
Pressure30.00 inHg
Wind5.7 mph W
Humidity68%
Visibility6.2 mi
Dew point68°
Tue, 1186° / 63°0.95
Morning67°feels 68°
Afternoon85°feels 85°
Evening75°feels 75°
Overnight67°feels 68°
86 °
Penn, Tuesday, 11 August
Heavy rain. High 86°, low 63°.
Pressure29.94 inHg
Wind9.4 mph W
Humidity58%
Visibility6.2 mi
Dew point64°
Wed, 1283° / 65°0.01
Morning68°feels 69°
Afternoon81°feels 83°
Evening74°feels 75°
Overnight67°feels 68°
83 °
Penn, Wednesday, 12 August
Light rain. High 83°, low 65°.
Pressure29.80 inHg
Wind7.6 mph W
Humidity73%
Visibility6.2 mi
Dew point66°
Thu, 1379° / 61°0.06
Morning71°feels 71°
Afternoon77°feels 77°
Evening66°feels 65°
Overnight67°feels 68°
79 °
Penn, Thursday, 13 August
Light rain. High 79°, low 61°.
Pressure29.85 inHg
Wind14.1 mph NW
Humidity38%
Visibility—
Dew point50°
Fri, 1475° / 54°0
Morning62°feels 61°
Afternoon73°feels 72°
Evening64°feels 64°
Overnight56°feels 56°
75 °
Penn, Friday, 14 August
Overcast. High 75°, low 54°.
Pressure30.06 inHg
Wind10.2 mph NW
Humidity38%
Visibility—
Dew point45°
Sat, 1576° / 51°0
Morning61°feels 60°
Afternoon73°feels 71°
Evening63°feels 62°
Overnight57°feels 56°
76 °
Penn, Saturday, 15 August
Mostly clear. High 76°, low 51°.
Pressure30.18 inHg
Wind9.3 mph NW
Humidity33%
Visibility—
Dew point41°
Sun, 1675° / 50°0
Morning61°feels 60°
Afternoon73°feels 72°
Evening62°feels 61°
Overnight57°feels 56°
75 °
Penn, Sunday, 16 August
Overcast. High 75°, low 50°.
Pressure30.15 inHg
Wind2.4 mph W
Humidity38%
Visibility—
Dew point45°
Mon, 1781° / 55°0
Morning66°feels 65°
Afternoon79°feels 79°
Evening67°feels 67°
Overnight61°feels 60°
81 °
Penn, Monday, 17 August
Partly cloudy. High 81°, low 55°.
Pressure30.00 inHg
Wind2.8 mph NE
Humidity44%
Visibility—
Dew point54°
Tue, 1884° / 57°0
Morning68°feels 67°
Afternoon82°feels 81°
Evening69°feels 69°
Overnight63°feels 63°
84 °
Penn, Tuesday, 18 August
Clear. High 84°, low 57°.
Pressure30.03 inHg
Wind2.5 mph NW
Humidity40%
Visibility—
Dew point54°
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.