Currently: 89 °F. Sunny. (Weather station: New Castle County Airport, USA). See more current weatherNew Castle Extended Forecast with high and low temperatures
°F
Time
Wind
(mph)
(mph)
Rain/Snow
()
()
Temp
(°F)
(°F)
63
66
69
72
75
78
81
84
87
90
Jun 29 – Jul 5
Lo:70
Thu, 3
Hi:89
9
Lo:67
Fri, 4
Hi:85
8
Lo:64
Sat, 5
Hi:86
4
Jul 6 – Jul 12
Lo:66
Sun, 6
Hi:88
8
0.33
Lo:71
Mon, 7
Hi:87
9
0.37
Lo:71
Tue, 8
Hi:87
8
0.03
Lo:70
Wed, 9
Hi:88
2
0.04
Lo:69
Thu, 10
Hi:84
8
0.1
Lo:71
Fri, 11
Hi:85
2
0.05
Lo:71
Sat, 12
Hi:85
8
Jul 13 – Jul 19
0.05
Lo:70
Sun, 13
Hi:87
8
0.26
Lo:70
Mon, 14
Hi:88
6
0.15
Lo:70
Tue, 15
Hi:88
7
0.2
Lo:71
Wed, 16
Hi:88
8
0.09
Lo:72
Thu, 17
Hi:88
7
Thu, Jul 3
89 / 70 °F
Scattered clouds.
Feels Like: 89 °F
Humidity: 40%
Precipitation: Rain: 0 Snow: 0
Precipitation Chance: 5%
W
Wind: 9 mph
2 Week Extended Forecast in New Castle, Delaware, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Thu Jul 3 |  | 89 / 70 °F | Scattered clouds. | 89 °F | 9 mph | ↑ | 40% | 5% | 0.00" | 7 (High) | 5:39 am | 8:33 pm |
| Fri Jul 4 | | 85 / 67 °F | Mostly sunny. | 83 °F | 8 mph | ↑ | 39% | 1% | 0.00" | 7 (High) | 5:40 am | 8:33 pm |
| Sat Jul 5 |  | 86 / 64 °F | Partly cloudy. | 85 °F | 4 mph | ↑ | 44% | 0% | 0.00" | 5 (Moderate) | 5:40 am | 8:33 pm |
| Sun Jul 6 |  | 88 / 66 °F | Cloudy. | 87 °F | 8 mph | ↑ | 42% | 0% | 0.00" | 3 (Moderate) | 5:41 am | 8:32 pm |
| Mon Jul 7 |  | 87 / 71 °F | Passing showers. Cloudy. | 89 °F | 9 mph | ↑ | 71% | 71% | 0.33" | 3 (Moderate) | 5:41 am | 8:32 pm |
| Tue Jul 8 |  | 87 / 71 °F | Thunderstorms. Broken clouds. | 92 °F | 8 mph | ↑ | 66% | 65% | 0.37" | 7 (High) | 5:42 am | 8:32 pm |
| Wed Jul 9 |  | 88 / 70 °F | Isolated tstorms late. Overcast. | 93 °F | 2 mph | ↑ | 57% | 38% | 0.03" | 3 (Moderate) | 5:43 am | 8:31 pm |
| Thu Jul 10 | | 84 / 69 °F | Isolated tstorms. Overcast. | 88 °F | 8 mph | ↑ | 69% | 18% | 0.04" | 3 (Moderate) | 5:43 am | 8:31 pm |
| Fri Jul 11 | | 85 / 71 °F | Isolated tstorms late. Mostly cloudy. | 87 °F | 2 mph | ↑ | 51% | 47% | 0.10" | 5 (Moderate) | 5:44 am | 8:30 pm |
| Sat Jul 12 | | 85 / 71 °F | Breaks of sun late. | 93 °F | 8 mph | ↑ | 70% | 51% | 0.05" | 5 (Moderate) | 5:45 am | 8:30 pm |
| Sun Jul 13 | | 87 / 70 °F | Isolated tstorms late. Breaks of sun late. | 93 °F | 8 mph | ↑ | 60% | 45% | 0.05" | 5 (Moderate) | 5:45 am | 8:29 pm |
| Mon Jul 14 | | 88 / 70 °F | Thunderstorms. Broken clouds. | 98 °F | 6 mph | ↑ | 67% | 87% | 0.26" | 5 (Moderate) | 5:46 am | 8:29 pm |
| Tue Jul 15 | | 88 / 70 °F | Showers early. Scattered clouds. | 91 °F | 7 mph | ↑ | 52% | 55% | 0.15" | 7 (High) | 5:47 am | 8:28 pm |
| Wed Jul 16 | | 88 / 71 °F | Tstorms late. Partly cloudy. | 88 °F | 8 mph | ↑ | 40% | 89% | 0.20" | 7 (High) | 5:48 am | 8:28 pm |
| Thu Jul 17 | | 88 / 72 °F | Isolated tstorms late. Partly cloudy. | 97 °F | 7 mph | ↑ | 62% | 80% | 0.09" | 5 (Moderate) | 5:48 am | 8:27 pm |
| * Updated Thursday, July 3, 2025 11:24:14 am New Castle time - Weather by CustomWeather, © 2025 | ||||||||||||