Phoenix weather in January 2025

Expect 19°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Phoenix in January. Check more long-term weather averages for Phoenix in January before you book your next holiday to Arizona in 2025/2026.

  • 19°C maximum daytime temperature in January in Phoenix19
    19°C max day temperature
  • 8 hours of sunshine per day
  • 4 days with some rainfall in January in Phoenix4
    4 days with some rainfall
  • 4°C minimum night-time temperature in January in Phoenix4
    4°C min night temperature
  • 10 hours of daylight per day in January in Phoenix10
    10 hours of daylight per day
  • No heat & humidity in January in Phoenix0
    No heat & humidity
  • 24 mm monthly rainfall in January in Phoenix24
    24 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in January in Phoenix3
    3 (Moderate) UV index

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