Current weather conditions and 15 day weather forecast for New Castle Airport, Delaware, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 18 December 2025 Thursday 8.9 ° C / 48°F ![]() Clear |
Feels Like : 7.5 ° C / 45.5°F Humidity : % 83 Pressure : 1020 mb Wind Speed : 9 kmph / 5.6 miles from SE ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 18 December 2025 Thursday | Patchy rain nearby |
-0.4 ° C (31.3°F) |
14.5 ° C (58.1°F) |
5 ° C (41.1°F) |
% 84 | 67% | 0.4 | Sunrise:07:18 AM Sunset: 04:40 PM |
Moonrise:06:20 AM Moonset: 03:16 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Heavy rain |
-1.2 ° C (29.8°F) |
12.9 ° C (55.2°F) |
7.5 ° C (45.4°F) |
% 84 | 89% | 0.2 | Sunrise:07:19 AM Sunset: 04:40 PM |
Moonrise:07:18 AM Moonset: 04:03 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Sunny |
-3.7 ° C (25.3°F) |
3.2 ° C (37.8°F) |
-1.2 ° C (29.8°F) |
% 70 | 0% | 0.3 | Sunrise:07:20 AM Sunset: 04:41 PM |
Moonrise:08:09 AM Moonset: 04:59 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Sunny |
-0.3 ° C (31.4°F) |
8.1 ° C (46.7°F) |
3.8 ° C (38.9°F) |
% 64 | 0% | 0.3 | Sunrise:07:20 AM Sunset: 04:41 PM |
Moonrise:08:54 AM Moonset: 06:00 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Sunny |
-3 ° C (26.5°F) |
2 ° C (35.6°F) |
-0.9 ° C (30.4°F) |
% 54 | 0% | 0 | Sunrise:07:21 AM Sunset: 04:42 PM |
Moonrise:09:32 AM Moonset: 07:05 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Partly Cloudy |
-3.1 ° C (26.5°F) |
3.4 ° C (38.2°F) |
0 ° C (32°F) |
% 50 | 0% | 2 | Sunrise:07:21 AM Sunset: 04:42 PM |
Moonrise:10:03 AM Moonset: 08:11 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Overcast |
2.6 ° C (36.7°F) |
7.7 ° C (45.9°F) |
4.8 ° C (40.6°F) |
% 72 | 0% | 1 | Sunrise:07:21 AM Sunset: 04:43 PM |
Moonrise:10:30 AM Moonset: 09:17 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Moderate rain |
0.4 ° C (32.8°F) |
3.6 ° C (38.5°F) |
2.3 ° C (36.1°F) |
% 95 | 86% | 1 | Sunrise:07:22 AM Sunset: 04:44 PM |
Moonrise:10:54 AM Moonset: 10:23 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Patchy rain nearby |
0.3 ° C (32.5°F) |
4.3 ° C (39.7°F) |
2.8 ° C (37.1°F) |
% 82 | 80% | 1 | Sunrise:07:22 AM Sunset: 04:44 PM |
Moonrise:11:17 AM Moonset: 11:30 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Light freezing rain |
-2.6 ° C (27.3°F) |
-0.4 ° C (31.3°F) |
-1.2 ° C (29.8°F) |
% 65 | 0% | 1 | Sunrise:07:23 AM Sunset: 04:45 PM |
Moonrise:11:40 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Partly Cloudy |
-5 ° C (23°F) |
-1.5 ° C (29.3°F) |
-2.8 ° C (27°F) |
% 63 | 0% | 2 | Sunrise:07:23 AM Sunset: 04:46 PM |
Moonrise:12:04 PM Moonset: 12:39 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Partly Cloudy |
-5.4 ° C (22.2°F) |
-1 ° C (30.1°F) |
-3.3 ° C (26.1°F) |
% 61 | 0% | 2 | Sunrise:07:23 AM Sunset: 04:46 PM |
Moonrise:12:31 PM Moonset: 01:52 AM Moon Phase ( Waxing Gibbous ) |
|
| 30 December 2025 Tuesday | Partly Cloudy |
-5.3 ° C (22.5°F) |
-0.7 ° C (30.7°F) |
-2.7 ° C (27.2°F) |
% 67 | 0% | 2 | Sunrise:07:23 AM Sunset: 04:47 PM |
Moonrise:01:06 PM Moonset: 03:08 AM Moon Phase ( Waxing Gibbous ) |
|
| 31 December 2025 Wednesday | Sunny |
-5.7 ° C (21.8°F) |
0.1 ° C (32.3°F) |
-2.9 ° C (26.8°F) |
% 67 | 0% | 2 | Sunrise:07:23 AM Sunset: 04:48 PM |
Moonrise:01:49 PM Moonset: 04:26 AM Moon Phase ( Waxing Gibbous ) |
|