10-day forecast for Chalfont, PA: 58° to 88°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
86°
Best day: Tuesday, August 18
88° · 0.19 in
Worst day: Tuesday, August 11
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 71°0.04
Morning74°feels 74°
Afternoon84°feels 83°
Evening75°feels 75°
Overnight73°feels 73°
88 °
Chalfont, Monday, 10 August
Light rain. High 88°, low 71°.
Pressure30.00 inHg
Wind5.7 mph W
Humidity43%
Visibility6.2 mi
Dew point62°
Tue, 1188° / 70°0.19
Morning71°feels 73°
Afternoon87°feels 87°
Evening78°feels 79°
Overnight77°feels 78°
88 °
Chalfont, Tuesday, 11 August
Rain. High 88°, low 70°.
Pressure29.88 inHg
Wind9.5 mph NW
Humidity50%
Visibility6.2 mi
Dew point63°
Wed, 1282° / 71°0.02
Morning74°feels 75°
Afternoon82°feels 84°
Evening78°feels 79°
Overnight74°feels 74°
82 °
Chalfont, Wednesday, 12 August
Light rain. High 82°, low 71°.
Pressure29.77 inHg
Wind8.5 mph W
Humidity62%
Visibility6.2 mi
Dew point66°
Thu, 1383° / 67°0.04
Morning74°feels 75°
Afternoon81°feels 80°
Evening72°feels 71°
Overnight74°feels 75°
83 °
Chalfont, Thursday, 13 August
Light rain. High 83°, low 67°.
Pressure29.77 inHg
Wind11.6 mph NW
Humidity37%
Visibility—
Dew point52°
Fri, 1476° / 60°0
Morning65°feels 64°
Afternoon74°feels 73°
Evening66°feels 65°
Overnight63°feels 61°
76 °
Chalfont, Friday, 14 August
Partly cloudy. High 76°, low 60°.
Pressure30.00 inHg
Wind10.4 mph NW
Humidity36%
Visibility—
Dew point45°
Sat, 1577° / 58°0
Morning64°feels 63°
Afternoon74°feels 73°
Evening67°feels 66°
Overnight62°feels 61°
77 °
Chalfont, Saturday, 15 August
Clear. High 77°, low 58°.
Pressure30.12 inHg
Wind12.5 mph NW
Humidity34%
Visibility—
Dew point43°
Sun, 1679° / 58°0
Morning67°feels 66°
Afternoon78°feels 78°
Evening71°feels 71°
Overnight66°feels 65°
79 °
Chalfont, Sunday, 16 August
Overcast. High 79°, low 58°.
Pressure30.12 inHg
Wind6 mph NW
Humidity31%
Visibility—
Dew point44°
Mon, 1782° / 63°0
Morning71°feels 70°
Afternoon81°feels 80°
Evening72°feels 72°
Overnight68°feels 68°
82 °
Chalfont, Monday, 17 August
Partly cloudy. High 82°, low 63°.
Pressure30.00 inHg
Wind10 mph SW
Humidity34%
Visibility—
Dew point49°
Tue, 1886° / 64°0
Morning73°feels 73°
Afternoon84°feels 83°
Evening76°feels 76°
Overnight74°feels 74°
86 °
Chalfont, Tuesday, 18 August
Mostly clear. High 86°, low 64°.
Pressure30.00 inHg
Wind4.7 mph W
Humidity38%
Visibility—
Dew point55°
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 Chalfont, 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.