10-day forecast for New Castle, PA: 29° to 61°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
61°
Best day: Sunday, November 22
43° · 0.15 in
Worst day: Saturday, November 14
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1443° / 36°0.15
Morning36°feels 30°
Afternoon42°feels 36°
Evening40°feels 33°
Overnight39°feels 34°
43 °
New Castle, Saturday, 14 November
Light rain. High 43°, low 36°.
Pressure30.03 inHg
Wind11.3 mph W
Humidity98%
Visibility3.0 mi
Dew point37°
Sun, 1543° / 40°0.09
Morning40°feels 35°
Afternoon43°feels 38°
Evening41°feels 38°
Overnight41°feels 35°
43 °
New Castle, Sunday, 15 November
Light rain. High 43°, low 40°.
Pressure30.36 inHg
Wind8 mph NW
Humidity94%
Visibility5.2 mi
Dew point40°
Mon, 1647° / 37°0
Morning40°feels 38°
Afternoon47°feels 45°
Evening40°feels 40°
Overnight41°feels 37°
47 °
New Castle, Monday, 16 November
Overcast. High 47°, low 37°.
Pressure30.56 inHg
Wind5.1 mph NW
Humidity61%
Visibility6.2 mi
Dew point33°
Tue, 1750° / 31°0
Morning37°feels 36°
Afternoon49°feels 46°
Evening39°feels 39°
Overnight33°feels 33°
50 °
New Castle, Tuesday, 17 November
Clear. High 50°, low 31°.
Pressure30.53 inHg
Wind4.5 mph W
Humidity55%
Visibility—
Dew point32°
Wed, 1853° / 29°0
Morning36°feels 35°
Afternoon51°feels 49°
Evening41°feels 39°
Overnight37°feels 35°
53 °
New Castle, Wednesday, 18 November
Clear. High 53°, low 29°.
Pressure30.47 inHg
Wind4.3 mph S
Humidity54%
Visibility—
Dew point34°
Thu, 1955° / 36°0
Morning42°feels 38°
Afternoon54°feels 51°
Evening45°feels 42°
Overnight44°feels 40°
55 °
New Castle, Thursday, 19 November
Overcast. High 55°, low 36°.
Pressure30.36 inHg
Wind9.4 mph SW
Humidity45%
Visibility—
Dew point32°
Fri, 2058° / 42°0
Morning46°feels 44°
Afternoon56°feels 54°
Evening45°feels 42°
Overnight42°feels 40°
58 °
New Castle, Friday, 20 November
Partly cloudy. High 58°, low 42°.
Pressure30.33 inHg
Wind8.2 mph NW
Humidity55%
Visibility—
Dew point40°
Sat, 2156° / 38°0
Morning43°feels 42°
Afternoon55°feels 52°
Evening48°feels 46°
Overnight48°feels 47°
56 °
New Castle, Saturday, 21 November
Partly cloudy. High 56°, low 38°.
Pressure30.27 inHg
Wind7.5 mph SW
Humidity53%
Visibility—
Dew point37°
Sun, 2261° / 48°0
Morning53°feels 50°
Afternoon60°feels 58°
Evening52°feels 51°
Overnight50°feels 49°
61 °
New Castle, Sunday, 22 November
Overcast. High 61°, low 48°.
Pressure30.15 inHg
Wind9 mph SW
Humidity58%
Visibility—
Dew point45°
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 New Castle, 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.