10-day forecast for Sylvan, PA: 56° to 94°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
91°
Best day: Wednesday, August 12
88° · 0.41 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1094° / 69°0.11
Morning74°feels 75°
Afternoon80°feels 80°
Evening83°feels 88°
Overnight72°feels 72°
94 °
Sylvan, Monday, 10 August
Light rain. High 94°, low 69°.
Pressure30.03 inHg
Wind5.9 mph W
Humidity64%
Visibility6.2 mi
Dew point67°
Tue, 1188° / 66°0.41
Morning69°feels 70°
Afternoon81°feels 84°
Evening78°feels 79°
Overnight67°feels 68°
88 °
Sylvan, Tuesday, 11 August
Heavy rain. High 88°, low 66°.
Pressure29.97 inHg
Wind7.6 mph W
Humidity58%
Visibility6.2 mi
Dew point65°
Wed, 1291° / 67°0.03
Morning70°feels 71°
Afternoon91°feels 93°
Evening78°feels 79°
Overnight69°feels 70°
91 °
Sylvan, Wednesday, 12 August
Light rain. High 91°, low 67°.
Pressure29.77 inHg
Wind8.9 mph W
Humidity52%
Visibility6.2 mi
Dew point65°
Thu, 1381° / 62°0.05
Morning74°feels 74°
Afternoon79°feels 78°
Evening69°feels 67°
Overnight64°feels 63°
81 °
Sylvan, Thursday, 13 August
Light rain. High 81°, low 62°.
Pressure29.88 inHg
Wind13.5 mph NW
Humidity33%
Visibility—
Dew point48°
Fri, 1480° / 58°0
Morning66°feels 65°
Afternoon77°feels 77°
Evening69°feels 68°
Overnight62°feels 62°
80 °
Sylvan, Friday, 14 August
Partly cloudy. High 80°, low 58°.
Pressure30.06 inHg
Wind7.3 mph SW
Humidity34%
Visibility—
Dew point46°
Sat, 1581° / 57°0
Morning67°feels 66°
Afternoon78°feels 78°
Evening67°feels 66°
Overnight63°feels 62°
81 °
Sylvan, Saturday, 15 August
Clear. High 81°, low 57°.
Pressure30.18 inHg
Wind9.5 mph NW
Humidity32%
Visibility—
Dew point46°
Sun, 1684° / 56°0
Morning68°feels 67°
Afternoon81°feels 80°
Evening72°feels 71°
Overnight69°feels 68°
84 °
Sylvan, Sunday, 16 August
Partly cloudy. High 84°, low 56°.
Pressure30.15 inHg
Wind4.7 mph S
Humidity36%
Visibility—
Dew point50°
Mon, 1777° / 65°0.04
Morning68°feels 68°
Afternoon72°feels 72°
Evening68°feels 69°
Overnight67°feels 67°
77 °
Sylvan, Monday, 17 August
Light rain. High 77°, low 65°.
Pressure30.06 inHg
Wind4.2 mph NE
Humidity70%
Visibility—
Dew point62°
Tue, 1878° / 66°0.02
Morning70°feels 71°
Afternoon77°feels 77°
Evening70°feels 71°
Overnight66°feels 67°
78 °
Sylvan, Tuesday, 18 August
Light rain. High 78°, low 66°.
Pressure30.03 inHg
Wind5.9 mph E
Humidity64%
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 Sylvan, 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.