10-day forecast for Summit, PA: 53° to 85°, with precipitation expected on 6 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Sunday, August 9
76° · 0.66 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0985° / 67°0.01
Morning68°feels 69°
Afternoon83°feels 85°
Evening77°feels 78°
Overnight70°feels 71°
85 °
Summit, Sunday, 9 August
Light rain. High 85°, low 67°.
Pressure30.03 inHg
Wind0.4 mph E
Humidity60%
Visibility6.2 mi
Dew point63°
Mon, 1079° / 67°0.57
Morning70°feels 71°
Afternoon79°feels 79°
Evening73°feels 74°
Overnight71°feels 72°
79 °
Summit, Monday, 10 August
Rain. High 79°, low 67°.
Pressure29.94 inHg
Wind16.8 mph S
Humidity89%
Visibility6.2 mi
Dew point68°
Tue, 1176° / 66°0.66
Morning67°feels 68°
Afternoon74°feels 76°
Evening67°feels 68°
Overnight68°feels 69°
76 °
Summit, Tuesday, 11 August
Rain. High 76°, low 66°.
Pressure29.91 inHg
Wind10.2 mph W
Humidity79%
Visibility6.2 mi
Dew point70°
Wed, 1275° / 65°0.06
Morning66°feels 67°
Afternoon75°feels 76°
Evening69°feels 70°
Overnight67°feels 68°
75 °
Summit, Wednesday, 12 August
Light rain. High 75°, low 65°.
Pressure29.80 inHg
Wind6.5 mph W
Humidity72%
Visibility6.2 mi
Dew point65°
Thu, 1365° / 57°0.18
Morning63°feels 64°
Afternoon60°feels 60°
Evening60°feels 60°
Overnight59°feels 58°
65 °
Summit, Thursday, 13 August
Light rain. High 65°, low 57°.
Pressure29.94 inHg
Wind14.8 mph N
Humidity94%
Visibility—
Dew point59°
Fri, 1465° / 54°0.06
Morning61°feels 60°
Afternoon64°feels 63°
Evening58°feels 58°
Overnight56°feels 55°
65 °
Summit, Friday, 14 August
Light rain. High 65°, low 54°.
Pressure30.06 inHg
Wind10.4 mph N
Humidity63%
Visibility—
Dew point51°
Sat, 1567° / 53°0.03
Morning60°feels 59°
Afternoon66°feels 65°
Evening61°feels 60°
Overnight58°feels 57°
67 °
Summit, Saturday, 15 August
Light rain. High 67°, low 53°.
Pressure30.30 inHg
Wind11.1 mph NW
Humidity58%
Visibility—
Dew point50°
Sun, 1673° / 55°0
Morning62°feels 62°
Afternoon71°feels 71°
Evening64°feels 64°
Overnight62°feels 61°
73 °
Summit, Sunday, 16 August
Overcast. High 73°, low 55°.
Pressure30.30 inHg
Wind6.5 mph S
Humidity50%
Visibility—
Dew point51°
Mon, 1776° / 58°0
Morning64°feels 64°
Afternoon74°feels 74°
Evening66°feels 67°
Overnight63°feels 63°
76 °
Summit, Monday, 17 August
Overcast. High 76°, low 58°.
Pressure30.09 inHg
Wind10.2 mph SW
Humidity51%
Visibility—
Dew point54°
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 Summit, 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.