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McKinney, Texas Weather:
Saturday, February 21, 2026
Sunny Weather
Day 54°
Night 28°
Precipitation 5 %
Wind 8 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (February 21, 2025)
Cold Day

Day

34°

Night

21°

Wind

6 mph

UV Index

1

Precipitation

25 %