NEW CASTLE, DE 19720 Weather Forecast & Current Conditions

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WILMINGTON, DE
Current Weather

8:51 PM EDT AUG 23, 2026
Broken Clouds
73°F
Feels Like: 73°F
Dewpoint: 63°F
Rel. Hum.: 71%
Visibility: 10 miles
Wind: Calm
Pressure: 29.90 inches
Last 72 hours

Local Area Snow Depth

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NEW CASTLE, DE 19720
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear. Lows in the lower 60s. West winds 5 to 10 mph.
MONDAY
Sunny. Highs in the lower 80s. West winds 5 to 10 mph.
MONDAY NIGHT
Mostly clear. Lows around 60. Northwest winds around 5 mph.
TUESDAY
Sunny. Highs in the lower 80s. West winds 5 to 10 mph.
TUESDAY NIGHT
Mostly clear. Lows in the lower 60s. Northwest winds around 5 mph.
WEDNESDAY
Sunny, hot with highs in the mid 80s.
WEDNESDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the upper 60s. Chance of rain 40 percent.
THURSDAY
Partly sunny with a chance of showers in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Hot with highs in the mid 80s. Chance of rain 70 percent.
THURSDAY NIGHT
Showers likely with a chance of thunderstorms. Lows in the upper 60s. Chance of rain 70 percent.
FRIDAY
A chance of showers in the morning. Partly sunny. Hot with highs in the mid 80s. Chance of rain 30 percent.
FRIDAY NIGHT
Partly cloudy. Lows in the upper 60s.
SATURDAY
Sunny. Highs in the mid 80s.
SATURDAY NIGHT
Mostly clear. Lows in the mid 60s.

Visible Weather Satellite
NEW CASTLE, DE 19720
Infrared Weather Satellite
NEW CASTLE, DE 19720
NEXRAD Weather Radar
NEW CASTLE, DE 19720

WILMINGTON, DE 3 hourly weather forecast

weather forecast created  7:00 AM CDT  8/23/2026
Sunday
23 AUG 2026
NEW CASTLE, DE 19720 weather forecast Day 1, 12 hours 2 PM 81° 83° Clear 4%

0% Thunder
( 7% severe)
W   12 58% 65°
High 83° NEW CASTLE, DE 19720 weather forecast Day 1, 15 hours 5 PM 82° 83° Partly Cloudy W   12 53% 63°
Clear



NEW CASTLE, DE 19720 weather forecast Day 1, 18 hours 8 PM 74° 74° Clear 10%
RAIN
<.01 in
0% Thunder
( 3% severe)
W   8 64% 61°
NEW CASTLE, DE 19720 weather forecast Day 1, 21 hours 11 PM 69° 69° Clear WNW   7 70% 59°
Monday
24 AUG 2026
NEW CASTLE, DE 19720 weather forecast Day 2, 0 hours 2 AM 65° 65° Clear 0%

0% Thunder
( 0% severe)
W   6 81% 59°
Low 62° NEW CASTLE, DE 19720 weather forecast Day 2, 3 hours 5 AM 62° 63° Partly Cloudy W   3 87% 58°
High 81° NEW CASTLE, DE 19720 weather forecast Day 2, 6 hours 8 AM 66° 66° Clear 1%

0% Thunder
( 3% severe)
WSW   5 81% 60°

Partly Cloudy



NEW CASTLE, DE 19720 weather forecast Day 2, 9 hours 11 AM 76° 78° Partly Cloudy WSW   10 56% 59°
NEW CASTLE, DE 19720 weather forecast Day 2, 12 hours 2 PM 79° 80° Clear 2%

0% Thunder
( 4% severe)
WSW   13 49% 58°
NEW CASTLE, DE 19720 weather forecast Day 2, 15 hours 5 PM 79° 80° Partly Cloudy W   12 47% 57°
NEW CASTLE, DE 19720 weather forecast Day 2, 18 hours 8 PM 71° 71° Partly Cloudy 0%

0% Thunder
( 2% severe)
WNW   8 61% 57°
NEW CASTLE, DE 19720 weather forecast Day 2, 21 hours 11 PM 67° 67° Clear WNW   7 70% 57°
Tuesday
25 AUG 2026
NEW CASTLE, DE 19720 weather forecast Day 3, 0 hours 2 AM 63° 63° Clear 0%

0% Thunder
( 1% severe)
WNW   6 81% 57°
Low 61° NEW CASTLE, DE 19720 weather forecast Day 3, 3 hours 5 AM 62° 62° Clear W   7 84% 57°
High 83° NEW CASTLE, DE 19720 weather forecast Day 3, 6 hours 8 AM 66° 66° Clear 0%

0% Thunder
( 1% severe)
W   7 78% 59°

Partly Cloudy



NEW CASTLE, DE 19720 weather forecast Day 3, 9 hours 11 AM 76° 78° Clear WNW   10 56% 59°
NEW CASTLE, DE 19720 weather forecast Day 3, 15 hours 2 PM 80° 81° Partly Cloudy 0%

0% Thunder
( 6% severe)
W   12 49% 59°
NEW CASTLE, DE 19720 weather forecast Day 3, 18 hours 5 PM 81° 82° Partly Cloudy WNW   10 49% 60°
NEW CASTLE, DE 19720 weather forecast Day 3, 21 hours 8 PM 73° 73° Clear     W   7 64% 60°

WILMINGTON, DE extended weather forecast

Wednesday
26 AUG 2026
Thursday
27 AUG 2026
Friday
28 AUG 2026
Saturday
29 AUG 2026
Sunday
30 AUG 2026
Low 63° Low 66° Low 69° Low 66° Low 66°
High 84° High 84° High 85° High 83° High 84°
NEW CASTLE, DE 19720 weather forecast Day 4 NEW CASTLE, DE 19720 weather forecast Day 5 NEW CASTLE, DE 19720 weather forecast Day 6 NEW CASTLE, DE 19720 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Clear
8% Rain
Overcast
41% Rain
Overcast
66% Rain
Partly Cloudy
32% Rain
Partly Cloudy
30% Rain
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