Phoenix Weather in January: Climate, Temperature & Travel Tips
Avg 13.8°C · 22mm rain — January is winter in Phoenix.
- Avg high
- 19.8 °C
- Avg low
- 7.7 °C
- Avg
- 13.8 °C
- Precipitation
- 22 mm
Source: Open-Meteo Archive 2014–2023 · 10-year climate normals
Climate Overview
January in Phoenix, United States brings winter conditions: average temperature 13.8°C, average high 19.8°C, average low 7.7°C. Monthly rainfall averages 22mm, making it a drier time of year.
Conditions are pleasant for most travel activities.
What to Pack
- Light jacket or fleece, long-sleeve shirts
- Closed shoes; layers for changing conditions
Best Things to Do
- Walking tours and city exploration
- Parks and outdoor cafes
- Seasonal food and night markets (where applicable)
Pros and Cons of Visiting in January
Pros:
- Low rainfall — minimal disruption to outdoor plans
Cons:
- No major weather drawbacks for typical activities
Climate source: Open-Meteo Archive (2014–2023).
Colour = avg temperature · blue = cool · orange = warm
- 1 July 35.2°C
- 2 August 34.6°C
- 3 June 33.0°C
- 1 December 13.2°C
- 2 January 13.8°C
- 3 February 15.6°C
FAQ
01 What is the average temperature in Phoenix in January? +
The average is 13.8°C, with a high of 20°C and a low of 8°C.
02 What is Phoenix like to visit in January? +
It is winter in Phoenix, which is cool — bring warm clothes.
03 Does it rain often in Phoenix during January? +
Average rainfall is 22mm, which is low.
04 What should I pack for Phoenix in January? +
Light jacket or fleece, long-sleeve shirts; Closed shoes; layers for changing conditions.
05 Is January a peak travel season for Phoenix? +
It is closer to off-season, with more reasonable prices and fewer crowds.
06 Where does this climate data come from? +
Monthly averages computed from Open-Meteo Archive 2014–2023 daily observations.
- Sources
- Open-Meteo Archive 2014-2023
- Updated
- 2026-04-17