10-day forecast for Derry, PA: 34° to 71°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
66°
Best day: Tuesday, October 20
71° · 0.61 in
Worst day: Friday, October 16
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1757° / 37°0
Morning46°feels 40°
Afternoon46°feels 40°
Evening41°feels 37°
Overnight51°feels 48°
57 °
Derry, Saturday, 17 October
Overcast. High 57°, low 37°.
Pressure30.30 inHg
Wind12.2 mph N
Humidity54%
Visibility6.2 mi
Dew point29°
Sun, 1857° / 34°0
Morning37°feels 37°
Afternoon55°feels 53°
Evening48°feels 48°
Overnight35°feels 35°
57 °
Derry, Sunday, 18 October
Clear. High 57°, low 34°.
Pressure30.62 inHg
Wind1.6 mph SW
Humidity62%
Visibility6.2 mi
Dew point38°
Mon, 1966° / 39°0
Morning40°feels 40°
Afternoon63°feels 62°
Evening52°feels 49°
Overnight42°feels 42°
66 °
Derry, Monday, 19 October
Clear. High 66°, low 39°.
Pressure30.47 inHg
Wind2.1 mph W
Humidity60%
Visibility6.2 mi
Dew point44°
Tue, 2066° / 44°0
Morning45°feels 42°
Afternoon66°feels 65°
Evening53°feels 51°
Overnight45°feels 41°
66 °
Derry, Tuesday, 20 October
Clear. High 66°, low 44°.
Pressure30.33 inHg
Wind6.2 mph N
Humidity59%
Visibility6.2 mi
Dew point46°
Wed, 2163° / 42°0
Morning47°feels 46°
Afternoon57°feels 55°
Evening60°feels 58°
Overnight45°feels 45°
63 °
Derry, Wednesday, 21 October
Clear. High 63°, low 42°.
Pressure30.36 inHg
Wind3.8 mph N
Humidity75%
Visibility—
Dew point46°
Thu, 2258° / 37°0
Morning42°feels 41°
Afternoon51°feels 50°
Evening54°feels 53°
Overnight41°feels 41°
58 °
Derry, Thursday, 22 October
Clear. High 58°, low 37°.
Pressure30.30 inHg
Wind3.3 mph E
Humidity68%
Visibility—
Dew point38°
Fri, 2364° / 38°0
Morning42°feels 42°
Afternoon55°feels 53°
Evening61°feels 60°
Overnight47°feels 45°
64 °
Derry, Friday, 23 October
Clear. High 64°, low 38°.
Pressure30.18 inHg
Wind6.4 mph N
Humidity59%
Visibility—
Dew point37°
Sat, 2461° / 44°0
Morning49°feels 45°
Afternoon56°feels 54°
Evening56°feels 55°
Overnight44°feels 42°
61 °
Derry, Saturday, 24 October
Clear. High 61°, low 44°.
Pressure30.36 inHg
Wind8.7 mph N
Humidity58%
Visibility—
Dew point40°
Sun, 2558° / 39°0
Morning45°feels 44°
Afternoon52°feels 49°
Evening54°feels 52°
Overnight42°feels 42°
58 °
Derry, Sunday, 25 October
Clear. High 58°, low 39°.
Pressure30.47 inHg
Wind3 mph E
Humidity51%
Visibility—
Dew point32°
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 Derry, 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.