McKinney, Texas Weather:
Saturday, September 19, 2026
Sunny Weather
Day 91°
Night 70°
Precipitation 2 %
Wind 5 mph
UV Index (0 - 11+) 7
Weather Forecast History
Last Year's Weather on This Day (September 19, 2025)
Cloudy Night

Day

95°

Night

70°

Wind

5 mph

Precipitation

2 %