10-day forecast for Downingtown, PA: 58° to 87°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
87°
Best day: Sunday, August 9
76° · 0.15 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0987° / 72°0
Morning75°feels 76°
Afternoon87°feels 91°
Evening75°feels 75°
Overnight73°feels 75°
87 °
Downingtown, Sunday, 9 August
Partly cloudy. High 87°, low 72°.
Pressure30.03 inHg
Wind9 mph W
Humidity58%
Visibility6.2 mi
Dew point69°
Mon, 1085° / 72°0.02
Morning75°feels 75°
Afternoon85°feels 88°
Evening79°feels 80°
Overnight73°feels 73°
85 °
Downingtown, Monday, 10 August
Light rain. High 85°, low 72°.
Pressure30.00 inHg
Wind8.1 mph W
Humidity55%
Visibility6.2 mi
Dew point66°
Tue, 1186° / 71°0.16
Morning73°feels 75°
Afternoon85°feels 90°
Evening75°feels 77°
Overnight71°feels 72°
86 °
Downingtown, Tuesday, 11 August
Rain. High 86°, low 71°.
Pressure29.91 inHg
Wind4.5 mph NW
Humidity64%
Visibility6.2 mi
Dew point70°
Wed, 1285° / 70°0.04
Morning73°feels 74°
Afternoon79°feels 79°
Evening75°feels 76°
Overnight70°feels 72°
85 °
Downingtown, Wednesday, 12 August
Light rain. High 85°, low 70°.
Pressure29.77 inHg
Wind12.8 mph W
Humidity73%
Visibility6.2 mi
Dew point69°
Thu, 1382° / 65°0
Morning75°feels 75°
Afternoon80°feels 79°
Evening68°feels 68°
Overnight66°feels 66°
82 °
Downingtown, Thursday, 13 August
Mostly clear. High 82°, low 65°.
Pressure29.83 inHg
Wind13 mph NW
Humidity44%
Visibility—
Dew point56°
Fri, 1477° / 59°0
Morning66°feels 65°
Afternoon74°feels 74°
Evening68°feels 67°
Overnight64°feels 63°
77 °
Downingtown, Friday, 14 August
Mostly clear. High 77°, low 59°.
Pressure30.03 inHg
Wind10.4 mph W
Humidity41%
Visibility—
Dew point48°
Sat, 1579° / 59°0
Morning67°feels 67°
Afternoon76°feels 76°
Evening68°feels 67°
Overnight64°feels 64°
79 °
Downingtown, Saturday, 15 August
Clear. High 79°, low 59°.
Pressure30.15 inHg
Wind12 mph NW
Humidity42%
Visibility—
Dew point51°
Sun, 1678° / 58°0
Morning68°feels 67°
Afternoon76°feels 76°
Evening68°feels 68°
Overnight65°feels 65°
78 °
Downingtown, Sunday, 16 August
Overcast. High 78°, low 58°.
Pressure30.18 inHg
Wind5.5 mph W
Humidity42%
Visibility—
Dew point51°
Mon, 1776° / 63°0.15
Morning68°feels 68°
Afternoon72°feels 72°
Evening67°feels 68°
Overnight66°feels 67°
76 °
Downingtown, Monday, 17 August
Light rain. High 76°, low 63°.
Pressure30.09 inHg
Wind9.9 mph S
Humidity70%
Visibility—
Dew point62°
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 Downingtown, 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.