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.
84°
Best day: Sunday, August 9
85° · 1.25 in
Worst day: Monday, August 10
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1085° / 64°1.25
Morning66°feels 67°
Afternoon79°feels 79°
Evening75°feels 77°
Overnight67°feels 67°
85 °
Penn, Monday, 10 August
Heavy rain. High 85°, low 64°.
Pressure30.03 inHg
Wind13.2 mph SW
Humidity80%
Visibility6.2 mi
Dew point67°
Tue, 1180° / 64°0.27
Morning65°feels 66°
Afternoon80°feels 80°
Evening65°feels 66°
Overnight66°feels 67°
80 °
Penn, Tuesday, 11 August
Heavy rain. High 80°, low 64°.
Pressure30.00 inHg
Wind7.3 mph SW
Humidity83%
Visibility6.2 mi
Dew point68°
Wed, 1278° / 66°0.09
Morning69°feels 70°
Afternoon73°feels 74°
Evening73°feels 75°
Overnight67°feels 68°
78 °
Penn, Wednesday, 12 August
Light rain. High 78°, low 66°.
Pressure29.83 inHg
Wind10 mph W
Humidity88%
Visibility6.2 mi
Dew point69°
Thu, 1374° / 59°0.03
Morning67°feels 67°
Afternoon72°feels 71°
Evening61°feels 61°
Overnight60°feels 59°
74 °
Penn, Thursday, 13 August
Light rain. High 74°, low 59°.
Pressure29.94 inHg
Wind12.8 mph NW
Humidity53%
Visibility—
Dew point54°
Fri, 1475° / 53°0
Morning61°feels 61°
Afternoon72°feels 72°
Evening66°feels 66°
Overnight57°feels 56°
75 °
Penn, Friday, 14 August
Clear. High 75°, low 53°.
Pressure30.09 inHg
Wind4.7 mph NW
Humidity53%
Visibility—
Dew point53°
Sat, 1575° / 52°0
Morning62°feels 61°
Afternoon73°feels 73°
Evening64°feels 64°
Overnight58°feels 57°
75 °
Penn, Saturday, 15 August
Partly cloudy. High 75°, low 52°.
Pressure30.24 inHg
Wind7 mph N
Humidity50%
Visibility—
Dew point53°
Sun, 1677° / 53°0
Morning63°feels 63°
Afternoon75°feels 75°
Evening66°feels 65°
Overnight61°feels 60°
77 °
Penn, Sunday, 16 August
Partly cloudy. High 77°, low 53°.
Pressure30.15 inHg
Wind3.2 mph E
Humidity52%
Visibility—
Dew point56°
Mon, 1776° / 59°0.03
Morning67°feels 67°
Afternoon74°feels 74°
Evening64°feels 64°
Overnight64°feels 64°
76 °
Penn, Monday, 17 August
Light rain. High 76°, low 59°.
Pressure30.03 inHg
Wind5.4 mph NW
Humidity59%
Visibility—
Dew point59°
Tue, 1881° / 59°0.03
Morning67°feels 68°
Afternoon79°feels 81°
Evening71°feels 72°
Overnight66°feels 67°
81 °
Penn, Tuesday, 18 August
Light rain. High 81°, low 59°.
Pressure30.00 inHg
Wind5.6 mph SE
Humidity63%
Visibility—
Dew point64°
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.