Gunter Lake Weather Forecast
- 78
- 96
Slight Chance Thunderstorms
- 78
- 95
Decreasing Clouds
- 76
- 98
Hot
- 77
- 100
Hot
- 77
- 101
Hot
- 77
- 101
Hot
- 74
- 97
Slight Chance Thunderstorms
Today 26 Jul Grayson
Mostly sunny with a 20 percent chance of Showers and Thunderstorms. Highs in the mid 90s. South Winds 5 to 10 Mph. Heat index Values up to 107.
Tonight 26 Jul Grayson
Mostly cloudy this Evening, then becoming partly cloudy. Lows in the upper 70s. South Winds 5 to 10 Mph.
Gunter Lake Temperature Statistics
July Temperature
Sherman/Denison, Grayson County Airport (19.3 miles)
Lowest 1 July, 2025
69.8 °FAverage July
80.6 °FHighest 23 July, 2025
98.6 °F
Climate (2020–Present)
Sherman/Denison, Grayson County Airport (19.3 miles)
Average Low 2020–2025
55.2 °FAverage 2020–2025
63.8 °FAverage High 2020–2025
76.1 °F