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United States weather

10 day weather forecast for New Castle County

Tuesday, November 18th, 2025, at 01:55 AM
today
Partly cloudy
8° -2°
tomorrow
Cloudy
10° 3°
Thursday
Patchy rain possible
11° 8°
Friday
Patchy rain possible
14° 7°
Saturday
Patchy rain possible
22° 13°
Sunday
Partly cloudy
16° 9°
Monday
Sunny
16° 7°
 More Details See
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New Castle County Weather Pages

New Castle County weather forecast

The weather forecast for New Castle County over the next 3 days indicates cold conditions with temperatures ranging from 8 °F to 11 °F.

Light rain is expected from Thursday until Saturday.

Wind speeds are expected to be breezy, averaging around 17 km/h.

On Friday, a significant warming trend with temperatures reaching 14°C, and light showers with a 70% chance.

Weather today
New Castle County weather forecast

New Castle County 14 days weather forecast

This weeks weather in New Castle County. Click on a date for detailed forecasts
Tue. 18
8°
-2°
Partly cloudy
0 mm
Wed. 19
10°
3°
Cloudy
0 mm
Thu. 20
11°
8°
Patchy rain possible
0.3 mm
Fri. 21
14°
7°
Patchy rain possible
0.4 mm
Sat. 22
22°
13°
Patchy rain possible
0.5 mm
Sun. 23
16°
9°
Partly cloudy
0 mm
Mon. 24
16°
7°
Sunny
0 mm
Tue. 25
12°
5°
Sunny
0 mm
Wed. 26
15°
7°
Sunny
0 mm
Thu. 27
20°
9°
Sunny
0 mm
Fri. 28
21°
12°
Sunny
0 mm
Sat. 29
21°
12°
Sunny
0 mm
Sun. 30
13°
6°
Patchy rain possible
0.1 mm
Further Ahead
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Access New Castle County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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New Castle County long range weather forecast

30 day weather forecast for New Castle County
October
December
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
16°
2
Partly cloudy
14°
3
Sunny
14°
4
Mist
15°
5
Overcast
18°
6
Partly cloudy
17°
7
Overcast
19°
8
Cloudy
17°
9
Patchy rain possible
17°
10
Overcast
14°
11
Mist
13°
12
Cloudy
11°
13
Sunny
10°
14
Sunny
9°
15
Overcast
11°
16
Mist
16°
17
Mist
16°
18
Partly cloudy
8°
19
Cloudy
10°
20
Patchy rain possible
11°
21
Patchy rain possible
14°
22
Patchy rain possible
22°
23
Partly cloudy
16°
24
Sunny
16°
25
Sunny
12°
26
Sunny
15°
27
Sunny
20°
28
Sunny
21°
29
Sunny
21°
30
Patchy rain possible
13°
Important Notice
Our New Castle County long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in New Castle County

The chart displays the expected rainfall values (in mm) over the next 14 days in New Castle County, highlighting variations in precipitation levels for specific dates. ☔

New Castle County Wind Speed Forecast Chart

This chart illustrates the projected daily max wind speed (in km) in New Castle County over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀

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Location coordinates Where is New Castle County?

Get accurate weather forecasts for New Castle County, located at latitude 39.684 and longitude -75.75. Stay updated with localized weather information tailored for New Castle County.

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