10-day forecast for Hellertown, PA: 55° to 88°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
88°
Best day: Sunday, August 9
78° · 0.43 in
Worst day: Friday, August 14
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0988° / 72°0
Morning76°feels 77°
Afternoon87°feels 87°
Evening75°feels 75°
Overnight73°feels 74°
88 °
Hellertown, Sunday, 9 August
Mostly clear. High 88°, low 72°.
Pressure29.97 inHg
Wind7.6 mph NW
Humidity50%
Visibility6.2 mi
Dew point66°
Mon, 1087° / 65°0
Morning70°feels 70°
Afternoon84°feels 86°
Evening75°feels 76°
Overnight72°feels 72°
87 °
Hellertown, Monday, 10 August
Overcast. High 87°, low 65°.
Pressure30.00 inHg
Wind8.3 mph W
Humidity47%
Visibility6.2 mi
Dew point63°
Tue, 1187° / 71°0.15
Morning74°feels 75°
Afternoon85°feels 88°
Evening79°feels 79°
Overnight72°feels 73°
87 °
Hellertown, Tuesday, 11 August
Light rain. High 87°, low 71°.
Pressure29.91 inHg
Wind3.3 mph SW
Humidity90%
Visibility6.2 mi
Dew point69°
Wed, 1282° / 69°0.03
Morning71°feels 72°
Afternoon80°feels 82°
Evening74°feels 75°
Overnight69°feels 70°
82 °
Hellertown, Wednesday, 12 August
Light rain. High 82°, low 69°.
Pressure29.77 inHg
Wind10.1 mph W
Humidity69%
Visibility6.2 mi
Dew point67°
Thu, 1387° / 67°0.3
Morning76°feels 77°
Afternoon85°feels 87°
Evening76°feels 77°
Overnight70°feels 71°
87 °
Hellertown, Thursday, 13 August
Rain. High 87°, low 67°.
Pressure29.74 inHg
Wind9.2 mph SW
Humidity48%
Visibility—
Dew point63°
Fri, 1478° / 60°0.43
Morning66°feels 66°
Afternoon76°feels 75°
Evening64°feels 63°
Overnight60°feels 59°
78 °
Hellertown, Friday, 14 August
Rain. High 78°, low 60°.
Pressure29.94 inHg
Wind10.5 mph NW
Humidity40%
Visibility—
Dew point50°
Sat, 1578° / 55°0
Morning65°feels 64°
Afternoon75°feels 74°
Evening67°feels 66°
Overnight66°feels 65°
78 °
Hellertown, Saturday, 15 August
Clear. High 78°, low 55°.
Pressure30.12 inHg
Wind7.4 mph W
Humidity40%
Visibility—
Dew point48°
Sun, 1679° / 59°0
Morning69°feels 69°
Afternoon78°feels 78°
Evening68°feels 68°
Overnight63°feels 62°
79 °
Hellertown, Sunday, 16 August
Mostly clear. High 79°, low 59°.
Pressure30.12 inHg
Wind6.9 mph W
Humidity46%
Visibility—
Dew point55°
Mon, 1767° / 55°0
Morning61°feels 60°
Afternoon66°feels 65°
Evening61°feels 60°
Overnight60°feels 60°
67 °
Hellertown, Monday, 17 August
Overcast. High 67°, low 55°.
Pressure30.21 inHg
Wind5.6 mph E
Humidity57%
Visibility—
Dew point51°
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 Hellertown, 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.