NEW CASTLE, DE 19720 Weather Forecast & Current Conditions

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WILMINGTON, DE
Current Weather

5:51 PM EDT OCT 17, 2026
Clear
54°F
Feels Like: 50°F
Dewpoint: 30°F
Rel. Hum.: 40%
Visibility: 10 miles
Wind: N at 12 mph, gusts to 25
Pressure: 30.28 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
Partly cloudy this evening, then becoming mostly clear. Cooler with lows in the upper 30s. North winds 10 to 15 mph with gusts up to 30 mph.
SUNDAY
Sunny. Highs in the upper 50s. Northeast winds 5 to 10 mph with gusts up to 20 mph.
SUNDAY NIGHT
Clear. Lows in the lower 40s. Northeast winds around 5 mph.
MONDAY
Sunny. Highs in the lower 60s. North winds 5 to 10 mph.
MONDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. North winds 5 to 10 mph.
TUESDAY
Mostly sunny. Highs in the upper 60s.
TUESDAY NIGHT
Mostly clear. Lows in the mid 40s.
WEDNESDAY
Sunny. Highs in the lower 60s.
WEDNESDAY NIGHT
Partly cloudy. Lows in the mid 40s.
THURSDAY
Mostly sunny. Highs in the mid 60s.
THURSDAY NIGHT
Partly cloudy. Lows in the upper 40s.
FRIDAY
Sunny. Highs in the mid 60s.
FRIDAY NIGHT
Partly cloudy. Lows in the upper 40s.

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 10/17/2026
Saturday
17 OCT 2026
NEW CASTLE, DE 19720 weather forecast Day 1, 12 hours 2 PM 53° 48° Mostly Cloudy 3%

0% Thunder
( 0% severe)
N   16 48% 34°
High 54° NEW CASTLE, DE 19720 weather forecast Day 1, 15 hours 5 PM 52° 47° Mostly Cloudy N   16 44% 31°
Decreasing Clouds



NEW CASTLE, DE 19720 weather forecast Day 1, 18 hours 8 PM 46° 40° Clear 0%

0% Thunder
( 0% severe)
N   13 53% 30°
NEW CASTLE, DE 19720 weather forecast Day 1, 21 hours 11 PM 43° 37° Clear NA   12 55% 28°
Sunday
18 OCT 2026
NEW CASTLE, DE 19720 weather forecast Day 2, 0 hours 2 AM 41° 35° Clear 0%

0% Thunder
( 0% severe)
N   10 59% 28°
Low 37° NEW CASTLE, DE 19720 weather forecast Day 2, 3 hours 5 AM 39° 32° Clear N   10 61% 27°
High 59° NEW CASTLE, DE 19720 weather forecast Day 2, 6 hours 8 AM 39° 32° Clear 0%

0% Thunder
( 0% severe)
N   10 64% 28°

Clear



NEW CASTLE, DE 19720 weather forecast Day 2, 9 hours 11 AM 51° 47° Clear NNE   10 44% 30°
NEW CASTLE, DE 19720 weather forecast Day 2, 12 hours 2 PM 57° 55° Clear 0%

0% Thunder
( 0% severe)
NNE   8 37% 31°
NEW CASTLE, DE 19720 weather forecast Day 2, 15 hours 5 PM 57° 56° Clear NNE   7 40% 33°
NEW CASTLE, DE 19720 weather forecast Day 2, 18 hours 8 PM 48° 45° Clear 0%

0% Thunder
( 0% severe)
ENE   6 63% 36°
NEW CASTLE, DE 19720 weather forecast Day 2, 21 hours 11 PM 45° 43° Clear NE   5 71% 36°
Monday
19 OCT 2026
NEW CASTLE, DE 19720 weather forecast Day 3, 0 hours 2 AM 43° 39° Clear 0%

0% Thunder
( 0% severe)
N   7 76% 36°
Low 41° NEW CASTLE, DE 19720 weather forecast Day 3, 3 hours 5 AM 42° 36° Clear N   10 76% 35°
High 62° NEW CASTLE, DE 19720 weather forecast Day 3, 6 hours 8 AM 43° 37° Partly Cloudy 2%

0% Thunder
( 0% severe)
N   12 76% 36°

Partly Cloudy



NEW CASTLE, DE 19720 weather forecast Day 3, 9 hours 11 AM 55° 52° Clear NNE   13 55% 39°
NEW CASTLE, DE 19720 weather forecast Day 3, 15 hours 2 PM 61° 59° Partly Cloudy 3%

0% Thunder
( 0% severe)
NNE   14 44% 39°
NEW CASTLE, DE 19720 weather forecast Day 3, 18 hours 5 PM 61° 59° Partly Cloudy NNE   12 46% 40°
NEW CASTLE, DE 19720 weather forecast Day 3, 21 hours 8 PM 53° 49° Mostly Cloudy     N   12 64% 41°

WILMINGTON, DE extended weather forecast

Tuesday
20 OCT 2026
Wednesday
21 OCT 2026
Thursday
22 OCT 2026
Friday
23 OCT 2026
Saturday
24 OCT 2026
Low 44° Low 46° Low 43° Low 45° Low 45°
High 68° High 64° High 64° High 65° High 64°
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
Clear
6% Rain
Clear
16% Rain
Clear
13% Rain
Clear
12% Rain
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