Mesa, Arizona Weather:
Monday, September 21, 2026
Sunny Weather
Day 100°
Night 75°
Precipitation 1 %
Wind 4 mph
UV Index (0 - 11+) 7
Weather Forecast History
Last Year's Weather on This Day (September 21, 2025)
Stormy Weather

Day

100°

Night

75°

Wind

7 mph

Precipitation

55 %