10-day forecast for Derry, PA: 52° to 87°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
83°
Best day: Tuesday, August 18
87° · 1.64 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1085° / 68°0.02
Morning72°feels 73°
Afternoon79°feels 79°
Evening79°feels 79°
Overnight69°feels 69°
85 °
Derry, Monday, 10 August
Light rain. High 85°, low 68°.
Pressure30.00 inHg
Wind6.2 mph SW
Humidity61%
Visibility6.2 mi
Dew point65°
Tue, 1187° / 64°1.64
Morning68°feels 69°
Afternoon85°feels 86°
Evening75°feels 76°
Overnight69°feels 71°
87 °
Derry, Tuesday, 11 August
Heavy rain. High 87°, low 64°.
Pressure29.91 inHg
Wind11.1 mph NW
Humidity60%
Visibility6.2 mi
Dew point65°
Wed, 1282° / 67°0.06
Morning69°feels 70°
Afternoon79°feels 79°
Evening73°feels 74°
Overnight67°feels 67°
82 °
Derry, Wednesday, 12 August
Rain. High 82°, low 67°.
Pressure29.80 inHg
Wind4.8 mph W
Humidity85%
Visibility6.2 mi
Dew point67°
Thu, 1380° / 60°0.02
Morning71°feels 72°
Afternoon77°feels 77°
Evening65°feels 65°
Overnight67°feels 68°
80 °
Derry, Thursday, 13 August
Light rain. High 80°, low 60°.
Pressure29.83 inHg
Wind13.2 mph NW
Humidity36%
Visibility—
Dew point49°
Fri, 1476° / 53°0
Morning63°feels 62°
Afternoon73°feels 72°
Evening63°feels 63°
Overnight57°feels 57°
76 °
Derry, Friday, 14 August
Partly cloudy. High 76°, low 53°.
Pressure30.06 inHg
Wind9.8 mph NW
Humidity37%
Visibility—
Dew point45°
Sat, 1576° / 52°0
Morning62°feels 61°
Afternoon73°feels 72°
Evening63°feels 62°
Overnight57°feels 56°
76 °
Derry, Saturday, 15 August
Clear. High 76°, low 52°.
Pressure30.18 inHg
Wind10.3 mph NW
Humidity36%
Visibility—
Dew point44°
Sun, 1678° / 52°0
Morning64°feels 62°
Afternoon76°feels 75°
Evening62°feels 62°
Overnight58°feels 57°
78 °
Derry, Sunday, 16 August
Overcast. High 78°, low 52°.
Pressure30.15 inHg
Wind3.7 mph SW
Humidity35%
Visibility—
Dew point46°
Mon, 1781° / 56°0
Morning67°feels 66°
Afternoon79°feels 79°
Evening69°feels 69°
Overnight65°feels 65°
81 °
Derry, Monday, 17 August
Mostly clear. High 81°, low 56°.
Pressure30.00 inHg
Wind1.6 mph NW
Humidity45%
Visibility—
Dew point55°
Tue, 1883° / 59°0
Morning69°feels 69°
Afternoon81°feels 81°
Evening72°feels 71°
Overnight67°feels 66°
83 °
Derry, Tuesday, 18 August
Mostly clear. High 83°, low 59°.
Pressure30.03 inHg
Wind3.2 mph NW
Humidity43%
Visibility—
Dew point56°
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.