Waterloo Lake Weather Forecast
- 64
- 74
Thunderstorms Likely
- 60
- 75
Thunderstorms
- 55
- 72
Chance Thunderstorms
- 62
- 81
Sunny
- 68
- 85
Mostly Sunny
- 71
- 88
Mostly Sunny
Today 23 May Grayson
Cloudy with a 20 percent chance of Showers and Thunderstorms. Highs in the mid 70s. East Winds 5 to 10 Mph, increasing to 10 to 15 Mph in the afternoon.
Waterloo Lake Temperature Statistics
May Temperature
Sherman/Denison, Grayson County Airport (5.6 miles)
Lowest 1 May, 2022
48.4 °FAverage May
74.4 °FHighest 15 May, 2022
93.2 °F
Climate (2010–Present)
Sherman/Denison, Grayson County Airport (5.6 miles)
Average Low 2010–Present
54.1 °FAverage 2010–Present
62.5 °FAverage High 2010–Present
74.1 °F