Month-by-month travel weather
Phoenix January weather
Phoenix, United States · January
Day vs evening comfort can split
Many days are clear and dry. Days feel pleasant; evenings cool down—layers help.
January averages at a glance
Average low
around 6–9°C
Average high
around 19–22°C
Average precipitation
around 15–30 mm
Rainy days
about 2–4 days
What to wear in January in Phoenix
Actual feel will change with wind and rain, but use the suggestions below to build a comfortable layered outfit.
- • Light jacket/hoodie
- • Layering pieces
Travel tips for visiting Phoenix in January
- • After sunset, comfort can drop quickly.
January weather in Phoenix — FAQ
Q. Is January cold?
A. Days are mild; nights can feel cool.
Explore Phoenix
These pages are connected so you can compare conditions and decide for yourself.