New Castle County Weather Today

Temperature, Feels Like, Rain Chance & Hourly Forecast in New Castle County

New Castle County temperature today is 18°, feels like 18°, with humidity at 77% and wind at 21.2 km/h. Rain chance today is 0%. Use the hourly forecast and 5-day outlook below to plan your day.

broken clouds
18°
broken clouds
H: 18° L: 18°
Feels like 18°
AQI: (/5)
Humidity
77%
Dew 14°
Wind speed
21.2 km/h
SSW · G53.6
Pressure
1010 hPa
Visibility
10 km
High Winds
Wind speed is 21.2 km/h. Secure loose objects.
Weather Summary
Currently in New Castle County, expect varied conditions with mild temperatures around 18°. Winds are moderate winds.
Precipitation Probability
0%
08
100%
11
100%
14
20%
17
24%
20
78%
23
98%
02
20%
05
0%
08
0%
11
0%
14
0%
17
0%
20
0%
23
0%
02
0%
05
Evolution
Daily Weather Forecast Evolution (°C)
Lowest temperature
Highest temperature
Temperature Forecast (48h)
19°
Wed
08:00
19°
 
19°
 
20°
 
20°
Wed
20:00
13°
 
12°
 
11°
 
10°
Thu
08:00
15°
 
18°
 
18°
 
13°
Thu
20:00
11°
 
 
 
Hot (≥30°)
Warm
Cool
Cold (<0°)
Weather Map
Sun & Moon
Sunrise
Sunrise
05:57
Sunset
Sunset
20:01
Moon Phase
Waning Gibbous (79%)
Timezone: GMT+05:30
Last updated: May 6, 2026 4:07 PM · Data refreshes every 5 min
Location Info
Latitude
Latitude
39.791779
Longitude
Longitude
-75.632980
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More about New Castle County
Content curated by the NearWeather editorial team · Updated periodically
New Castle County is the most populous county in the U.S. state of Delaware. It is located in the northeastern corner of the state, on the Delaware River, near the Pennsylvania and Maryland borders. The county has a humid subtropical climate with hot, humid summers and mild to cool winters. Average temperatures range from the low 30s in the winter to the mid-80s in the summer. Precipitation is fairly evenly spread throughout the year, with an average of 48 inches of rain and 19 inches of snow annually.
Weather data sourced from OpenWeatherMap. Forecasts are estimates and may differ from actual conditions. For severe weather, consult your local meteorological authority.
FAQ's about New Castle County
What is the Latitude and Longitude of New Castle County?

New Castle County's Latitude is 39.791779 & Longitude is -75.632980.

What is the weather in New Castle County today?

Weather in New Castle County is 18° today.

What is the climatic condition of New Castle County today?

Climate Conditions in New Castle County shows broken clouds today.

What is the humidity in New Castle County today?

Humidity in New Castle County is 77% today.

What is the wind speed in New Castle County today?

Wind speed in New Castle County is 21.2 km/h, flowing at 194° SSW wind direction.

What does it feel like in New Castle County today?

It feels like 18° in New Castle County today, with 79% cloud cover and 10 km visibility.

Weather in New Castle County