Katy Lake Weather Forecast
- 58
- 74
Mostly Cloudy
- 63
- 77
Chance Thunderstorms
- 65
- 81
Chance Thunderstorms
- 61
- 84
Chance Thunderstorms
- 60
- 80
Sunny
- 67
- 85
Mostly Sunny
Today 7 May Hill
Mostly cloudy. Highs in the mid 70s. Northeast Winds 5 to 10 Mph.
Tonight 7 May Hill
Mostly cloudy. Lows in the upper 50s. East Winds around 5 Mph.
Katy Lake Temperature Statistics
May Temperature
Hillsboro, Hillsboro Municipal Airport (3.7 miles)
Lowest 2 May, 2026
46.8 °FAverage May
66.7 °FHighest 5 May, 2026
85.8 °F
Climate (2021–Present)
Hillsboro, Hillsboro Municipal Airport (3.7 miles)
Average Low 2021–2026
57.8 °FAverage 2021–2026
68.4 °FAverage High 2021–2026
79.7 °F