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McKinney, Texas Weather:
Monday, July 21, 2025
Sunny with a Chance of ThunderstormsSunny weather with a possibility of isolated thunderstorms developing later in the day.
Day 99°
Night 70°
Precipitation 61 %
Wind 4 mph
UV Index (0 - 11+) 10

Weather Forecast History

Last Year's Weather on This Day (July 21, 2024)

Day

86°

Night

73°