10-day forecast for Lancaster, PA: 56° to 87°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Sunday, August 9
74° · 0.24 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0987° / 71°0
Morning75°feels 76°
Afternoon87°feels 89°
Evening75°feels 75°
Overnight74°feels 75°
87 °
Lancaster, Sunday, 9 August
Mostly clear. High 87°, low 71°.
Pressure30.03 inHg
Wind7.6 mph NW
Humidity60%
Visibility6.2 mi
Dew point69°
Mon, 1086° / 72°0.05
Morning74°feels 75°
Afternoon83°feels 87°
Evening79°feels 79°
Overnight74°feels 74°
86 °
Lancaster, Monday, 10 August
Light rain. High 86°, low 72°.
Pressure30.00 inHg
Wind4.6 mph NW
Humidity58%
Visibility6.2 mi
Dew point66°
Tue, 1185° / 69°0.29
Morning70°feels 71°
Afternoon85°feels 88°
Evening76°feels 77°
Overnight70°feels 72°
85 °
Lancaster, Tuesday, 11 August
Rain. High 85°, low 69°.
Pressure29.94 inHg
Wind6.8 mph NW
Humidity65%
Visibility6.2 mi
Dew point69°
Wed, 1284° / 69°0.07
Morning71°feels 72°
Afternoon80°feels 83°
Evening74°feels 75°
Overnight71°feels 72°
84 °
Lancaster, Wednesday, 12 August
Light rain. High 84°, low 69°.
Pressure29.77 inHg
Wind10.2 mph W
Humidity75%
Visibility6.2 mi
Dew point69°
Thu, 1380° / 63°0
Morning74°feels 74°
Afternoon78°feels 78°
Evening66°feels 66°
Overnight64°feels 64°
80 °
Lancaster, Thursday, 13 August
Mostly clear. High 80°, low 63°.
Pressure29.83 inHg
Wind14.9 mph NW
Humidity47%
Visibility—
Dew point57°
Fri, 1478° / 57°0
Morning64°feels 64°
Afternoon74°feels 73°
Evening66°feels 65°
Overnight64°feels 63°
78 °
Lancaster, Friday, 14 August
Mostly clear. High 78°, low 57°.
Pressure30.06 inHg
Wind8.7 mph N
Humidity45%
Visibility—
Dew point50°
Sat, 1578° / 56°0
Morning65°feels 65°
Afternoon74°feels 74°
Evening66°feels 66°
Overnight62°feels 61°
78 °
Lancaster, Saturday, 15 August
Clear. High 78°, low 56°.
Pressure30.15 inHg
Wind14 mph NW
Humidity46%
Visibility—
Dew point51°
Sun, 1677° / 56°0
Morning65°feels 65°
Afternoon76°feels 75°
Evening69°feels 68°
Overnight64°feels 63°
77 °
Lancaster, Sunday, 16 August
Overcast. High 77°, low 56°.
Pressure30.18 inHg
Wind5.5 mph SE
Humidity49%
Visibility—
Dew point54°
Mon, 1774° / 63°0.24
Morning69°feels 70°
Afternoon73°feels 74°
Evening67°feels 68°
Overnight66°feels 66°
74 °
Lancaster, Monday, 17 August
Rain. High 74°, low 63°.
Pressure30.09 inHg
Wind9 mph S
Humidity72%
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 Lancaster, 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.