10-day forecast for New Castle, DE: 36° to 65°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Tuesday, November 10
47°
Worst day: Saturday, November 14
Tap any day below to see morning, afternoon, evening and overnight.
Wed, 1164° / 43°0
Morning50°feels 49°
Afternoon64°feels 62°
Evening52°feels 51°
Overnight48°feels 45°
64 °
New Castle, Wednesday, 11 November
Clear. High 64°, low 43°.
Pressure29.94 inHg
Wind3.6 mph S
Humidity50%
Visibility6.2 mi
Dew point42°
Thu, 1264° / 47°0.07
Morning54°feels 54°
Afternoon64°feels 63°
Evening52°feels 51°
Overnight51°feels 50°
64 °
New Castle, Thursday, 12 November
Light rain. High 64°, low 47°.
Pressure29.44 inHg
Wind7.4 mph SW
Humidity63%
Visibility6.2 mi
Dew point50°
Fri, 1348° / 42°0
Morning43°feels 37°
Afternoon48°feels 42°
Evening43°feels 38°
Overnight44°feels 37°
48 °
New Castle, Friday, 13 November
Overcast. High 48°, low 42°.
Pressure29.62 inHg
Wind13.4 mph NW
Humidity54%
Visibility6.2 mi
Dew point31°
Sat, 1447° / 39°0
Morning41°feels 34°
Afternoon46°feels 40°
Evening45°feels 39°
Overnight41°feels 34°
47 °
New Castle, Saturday, 14 November
Overcast. High 47°, low 39°.
Pressure29.88 inHg
Wind14.6 mph NW
Humidity57%
Visibility6.2 mi
Dew point29°
Sun, 1547° / 36°0
Morning39°feels 33°
Afternoon45°feels 39°
Evening45°feels 41°
Overnight39°feels 35°
47 °
New Castle, Sunday, 15 November
Partly cloudy. High 47°, low 36°.
Pressure30.24 inHg
Wind11.8 mph NW
Humidity59%
Visibility—
Dew point30°
Mon, 1653° / 38°0
Morning42°feels 37°
Afternoon49°feels 46°
Evening50°feels 47°
Overnight42°feels 38°
53 °
New Castle, Monday, 16 November
Overcast. High 53°, low 38°.
Pressure30.45 inHg
Wind7.1 mph NW
Humidity52%
Visibility—
Dew point30°
Tue, 1751° / 39°0
Morning42°feels 39°
Afternoon47°feels 45°
Evening49°feels 47°
Overnight45°feels 43°
51 °
New Castle, Tuesday, 17 November
Overcast. High 51°, low 39°.
Pressure30.42 inHg
Wind4.5 mph N
Humidity58%
Visibility—
Dew point31°
Wed, 1852° / 40°0
Morning45°feels 40°
Afternoon48°feels 43°
Evening50°feels 46°
Overnight42°feels 37°
52 °
New Castle, Wednesday, 18 November
Clear. High 52°, low 40°.
Pressure30.24 inHg
Wind11.5 mph N
Humidity51%
Visibility—
Dew point29°
Thu, 1953° / 36°0
Morning40°feels 35°
Afternoon47°feels 44°
Evening50°feels 47°
Overnight42°feels 42°
53 °
New Castle, Thursday, 19 November
Clear. High 53°, low 36°.
Pressure30.33 inHg
Wind7.1 mph N
Humidity46%
Visibility—
Dew point25°
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, DE 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.