10-day forecast for Mainland, PA: 58° to 89°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
89°
Best day: Monday, August 10
68° · 0.17 in
Worst day: Tuesday, August 18
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 72°0
Morning75°feels 76°
Afternoon87°feels 88°
Evening79°feels 79°
Overnight73°feels 73°
89 °
Mainland, Monday, 10 August
Partly cloudy. High 89°, low 72°.
Pressure30.00 inHg
Wind7.6 mph W
Humidity47%
Visibility6.2 mi
Dew point64°
Tue, 1189° / 71°0.02
Morning75°feels 76°
Afternoon88°feels 92°
Evening78°feels 79°
Overnight73°feels 74°
89 °
Mainland, Tuesday, 11 August
Light rain. High 89°, low 71°.
Pressure29.88 inHg
Wind4.1 mph NW
Humidity61%
Visibility6.2 mi
Dew point70°
Wed, 1282° / 71°0.03
Morning73°feels 74°
Afternoon82°feels 84°
Evening78°feels 79°
Overnight72°feels 73°
82 °
Mainland, Wednesday, 12 August
Light rain. High 82°, low 71°.
Pressure29.74 inHg
Wind11.1 mph NW
Humidity66%
Visibility6.2 mi
Dew point67°
Thu, 1383° / 66°0.02
Morning75°feels 75°
Afternoon82°feels 80°
Evening71°feels 70°
Overnight71°feels 72°
83 °
Mainland, Thursday, 13 August
Light rain. High 83°, low 66°.
Pressure29.80 inHg
Wind12.5 mph NW
Humidity38%
Visibility—
Dew point54°
Fri, 1478° / 59°0
Morning67°feels 65°
Afternoon76°feels 75°
Evening71°feels 70°
Overnight67°feels 66°
78 °
Mainland, Friday, 14 August
Clear. High 78°, low 59°.
Pressure30.03 inHg
Wind8.7 mph NW
Humidity34%
Visibility—
Dew point45°
Sat, 1580° / 60°0
Morning67°feels 67°
Afternoon77°feels 77°
Evening70°feels 69°
Overnight64°feels 64°
80 °
Mainland, Saturday, 15 August
Clear. High 80°, low 60°.
Pressure30.12 inHg
Wind10.7 mph NW
Humidity35%
Visibility—
Dew point47°
Sun, 1680° / 58°0
Morning68°feels 67°
Afternoon78°feels 78°
Evening69°feels 69°
Overnight66°feels 65°
80 °
Mainland, Sunday, 16 August
Overcast. High 80°, low 58°.
Pressure30.18 inHg
Wind5.8 mph W
Humidity34%
Visibility—
Dew point47°
Mon, 1776° / 62°0.04
Morning70°feels 70°
Afternoon74°feels 74°
Evening69°feels 70°
Overnight67°feels 68°
76 °
Mainland, Monday, 17 August
Light rain. High 76°, low 62°.
Pressure30.09 inHg
Wind9.3 mph S
Humidity63%
Visibility—
Dew point61°
Tue, 1868° / 65°0.17
Morning66°feels 66°
Afternoon67°feels 67°
Evening66°feels 67°
Overnight65°feels 66°
68 °
Mainland, Tuesday, 18 August
Light rain. High 68°, low 65°.
Pressure30.09 inHg
Wind8.5 mph S
Humidity89%
Visibility—
Dew point63°
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 Mainland, 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.