Union Park Gardens Weather Forecast
- 71
- 87
Severe Tstms
- 64
- 86
Chance Thunderstorms
- 62
- 80
Sunny
- 63
- 82
Partly Sunny
- 65
- 82
Partly Sunny
- 69
- 85
Mostly Sunny
Today 21 Jul New Castle
Showers likely. A chance of Thunderstorms this Morning, then Thunderstorms likely this afternoon. Some Thunderstorms may produce damaging Winds this afternoon. Hot with Highs in the upper 80s. South Winds 10 to 15 Mph. Chance of rain 70 percent.
Tonight 21 Jul New Castle
Showers and Thunderstorms in the Evening, then Showers likely with a chance of Thunderstorms after midnight. Some Thunderstorms may be severe with damaging Winds in the evening. Locally heavy rainfall possible in the evening. Humid with Lows in the lower 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.
Union Park Gardens Temperature Statistics
July Temperature
Wilmington, New Castle County Airport (5 miles)
Lowest 13 July, 2026
63.6 °FAverage July
81.2 °FHighest 2 July, 2026
103.6 °F
Climate (2021–2026)
Wilmington, New Castle County Airport (5 miles)
Average Low 2021–2026
47.9 °FAverage 2021–2026
57.3 °FAverage High 2021–2026
66.7 °F