10-day forecast for Arnold, PA: 36° to 78°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
75°
Best day: Thursday, October 15
78° · 0.43 in
Worst day: Friday, October 16
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 1678° / 55°0.43
Morning72°feels 73°
Afternoon68°feels 69°
Evening59°feels 58°
Overnight70°feels 71°
78 °
Arnold, Friday, 16 October
Heavy rain. High 78°, low 55°.
Pressure29.71 inHg
Wind18.3 mph SW
Humidity83%
Visibility1.2 mi
Dew point66°
Sat, 1753° / 40°0.01
Morning41°feels 36°
Afternoon48°feels 44°
Evening42°feels 39°
Overnight52°feels 51°
53 °
Arnold, Saturday, 17 October
Light rain. High 53°, low 40°.
Pressure30.42 inHg
Wind13.2 mph N
Humidity57%
Visibility6.2 mi
Dew point29°
Sun, 1858° / 36°0
Morning37°feels 33°
Afternoon57°feels 55°
Evening47°feels 46°
Overnight37°feels 37°
58 °
Arnold, Sunday, 18 October
Clear. High 58°, low 36°.
Pressure30.59 inHg
Wind4.6 mph SW
Humidity50%
Visibility6.2 mi
Dew point35°
Mon, 1964° / 39°0
Morning39°feels 39°
Afternoon62°feels 60°
Evening51°feels 49°
Overnight40°feels 38°
64 °
Arnold, Monday, 19 October
Clear. High 64°, low 39°.
Pressure30.45 inHg
Wind3.3 mph E
Humidity39%
Visibility—
Dew point35°
Tue, 2065° / 40°0
Morning47°feels 46°
Afternoon63°feels 61°
Evening52°feels 50°
Overnight47°feels 46°
65 °
Arnold, Tuesday, 20 October
Clear. High 65°, low 40°.
Pressure30.33 inHg
Wind5.3 mph N
Humidity44%
Visibility—
Dew point39°
Wed, 2165° / 44°0
Morning50°feels 49°
Afternoon63°feels 61°
Evening52°feels 51°
Overnight49°feels 48°
65 °
Arnold, Wednesday, 21 October
Clear. High 65°, low 44°.
Pressure30.33 inHg
Wind4.3 mph N
Humidity47%
Visibility—
Dew point41°
Thu, 2266° / 45°0
Morning51°feels 50°
Afternoon64°feels 62°
Evening53°feels 51°
Overnight49°feels 48°
66 °
Arnold, Thursday, 22 October
Clear. High 66°, low 45°.
Pressure30.27 inHg
Wind3.1 mph E
Humidity51%
Visibility—
Dew point45°
Fri, 2364° / 45°0
Morning50°feels 49°
Afternoon62°feels 60°
Evening49°feels 47°
Overnight46°feels 42°
64 °
Arnold, Friday, 23 October
Mostly clear. High 64°, low 45°.
Pressure30.36 inHg
Wind8.3 mph E
Humidity40%
Visibility—
Dew point37°
Sat, 2456° / 36°0
Morning42°feels 37°
Afternoon54°feels 51°
Evening44°feels 40°
Overnight42°feels 37°
56 °
Arnold, Saturday, 24 October
Overcast. High 56°, low 36°.
Pressure30.47 inHg
Wind10.2 mph SE
Humidity35%
Visibility—
Dew point26°
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.