Tucson weather in January 2026

Expect daytime maximum temperatures of 64°F in Tucson, Arizona in January based on long-term weather averages. There are 8 hours of sunshine per day on average.

  • 64°F maximum daytime temperature in January in Tucson64
    64°F max day temperature
  • 8 hours of sunshine per day
  • 5 days with some rainfall in January in Tucson5
    5 days with some rainfall
  • 39°F minimum night-time temperature in January in Tucson39
    39°F min night temperature
  • 10 hours of daylight per day in January in Tucson10
    10 hours of daylight per day
  • No heat & humidity in January in Tucson0
    No heat & humidity
  • 0.9 inches monthly rainfall in January in Tucson0.9
    0.9 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in January in Tucson4
    4 (Moderate) UV index

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The January weather guide for Arizona (Tucson) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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More about Arizona

How hot is it in Tucson in January?

Daytime temperatures usually reach 64°F in Tucson in January, falling to 39°F at night.

How sunny is it in Tucson in January?

There are normally 8 hours of bright sunshine each day in Tucson in January - that's 80% of daylight hours.

Does it ever rain in Tucson in January?

There are usually 5 days with some rain in Tucson in January and the average monthly rainfall is 0.9 inches.

Tucson January sunrise & sunset times

Browse the sunrise and sunset times for Tucson in January 2026. Select a month to view Tucson sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:25 17:30
Friday, 16th January 2026 07:25 17:43
Saturday, 31st January 2026 07:18 17:56

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