Preston Hollow Weather Forecast
- 75
- 88
Chance Thunderstorms
- 75
- 89
Chance Rain Showers
- 76
- 92
Slight Chance Thunderstorms
- 75
- 94
Slight Chance Thunderstorms
- 77
- 96
Slight Chance Thunderstorms
- 78
- 98
Hot
- 77
- 98
Hot
Today 5 Jul Collin
Partly sunny with a 30 percent chance of Showers and Thunderstorms. Highs in the upper 80s. South Winds around 10 Mph.
Tonight 5 Jul Collin
Partly cloudy. Humid with Lows in the mid 70s. South Winds 5 to 10 Mph.
Preston Hollow Temperature Statistics
July Temperature
Dallas / Addison Airport (8.7 miles)
Lowest 1 July, 2025
73.4 °FAverage July
82.3 °FHighest 1 July, 2025
91.4 °F
Climate (2020–Present)
Dallas / Addison Airport (8.7 miles)
Average Low 2020–2025
59.2 °FAverage 2020–2025
66.9 °FAverage High 2020–2025
77.5 °F