10-day forecast for Arnold, PA: 50° to 87°, with precipitation expected on 5 days. The table below breaks each day into morning, afternoon, evening and overnight.
84°
Best day: Sunday, August 9
87° · 0.58 in
Worst day: Monday, August 10
Tap any day below to see morning, afternoon, evening and overnight.
Sun, 0984° / 67°0
Morning67°feels 68°
Afternoon80°feels 80°
Evening77°feels 77°
Overnight70°feels 71°
84 °
Arnold, Sunday, 9 August
Light rain. High 84°, low 67°.
Pressure30.06 inHg
Wind5.3 mph SW
Humidity47%
Visibility6.2 mi
Dew point59°
Mon, 1087° / 66°0.58
Morning66°feels 67°
Afternoon85°feels 89°
Evening74°feels 75°
Overnight69°feels 70°
87 °
Arnold, Monday, 10 August
Heavy rain. High 87°, low 66°.
Pressure30.03 inHg
Wind9.9 mph S
Humidity85%
Visibility6.2 mi
Dew point69°
Tue, 1182° / 65°0.37
Morning67°feels 67°
Afternoon82°feels 85°
Evening67°feels 68°
Overnight65°feels 65°
82 °
Arnold, Tuesday, 11 August
Rain. High 82°, low 65°.
Pressure29.97 inHg
Wind9 mph W
Humidity67%
Visibility6.2 mi
Dew point68°
Wed, 1273° / 66°0.15
Morning67°feels 68°
Afternoon71°feels 73°
Evening71°feels 73°
Overnight66°feels 66°
73 °
Arnold, Wednesday, 12 August
Light rain. High 73°, low 66°.
Pressure29.83 inHg
Wind7.6 mph SW
Humidity90%
Visibility6.2 mi
Dew point70°
Thu, 1375° / 62°0.07
Morning68°feels 69°
Afternoon70°feels 70°
Evening64°feels 64°
Overnight63°feels 63°
75 °
Arnold, Thursday, 13 August
Light rain. High 75°, low 62°.
Pressure29.91 inHg
Wind11.8 mph N
Humidity74%
Visibility—
Dew point62°
Fri, 1474° / 55°0
Morning62°feels 61°
Afternoon72°feels 71°
Evening59°feels 59°
Overnight55°feels 54°
74 °
Arnold, Friday, 14 August
Clear. High 74°, low 55°.
Pressure30.03 inHg
Wind9.4 mph NW
Humidity41%
Visibility—
Dew point46°
Sat, 1574° / 50°0
Morning60°feels 59°
Afternoon71°feels 70°
Evening61°feels 61°
Overnight56°feels 55°
74 °
Arnold, Saturday, 15 August
Partly cloudy. High 74°, low 50°.
Pressure30.27 inHg
Wind8.5 mph NW
Humidity41%
Visibility—
Dew point45°
Sun, 1677° / 52°0
Morning62°feels 61°
Afternoon75°feels 74°
Evening65°feels 64°
Overnight61°feels 60°
77 °
Arnold, Sunday, 16 August
Overcast. High 77°, low 52°.
Pressure30.27 inHg
Wind4.8 mph E
Humidity37%
Visibility—
Dew point46°
Mon, 1780° / 55°0
Morning66°feels 65°
Afternoon78°feels 78°
Evening69°feels 69°
Overnight64°feels 64°
80 °
Arnold, Monday, 17 August
Overcast. High 80°, low 55°.
Pressure30.09 inHg
Wind5.7 mph SW
Humidity40%
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 Arnold, 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.