Phoenix Weather in January
United States · 30-year monthly averages
🌟 Great time to visit
January in Phoenix is pleasantly warm, with average daytime highs around 20°C (68°F) and nighttime lows near 8°C (46°F). Expect roughly 22mm of precipitation spread over about 3 rainy days, with little rainfall.
Avg high
20°C
68°F
Avg low
8°C
46°F
Rainfall
22mm
dry
Rainy days
3
days with ≥1mm
🎒 What to pack
- light layers
- comfortable walking shoes
January vs the rest of the year
FAQ
- How hot is Phoenix in January?
- January in Phoenix is pleasantly warm, with average daytime highs around 20°C (68°F) and nighttime lows near 8°C (46°F). Expect roughly 22mm of precipitation spread over about 3 rainy days, with little rainfall.
- Does it rain a lot in Phoenix in January?
- Phoenix sees around 22mm of precipitation in January on average — dry by global standards.
- Is January a good time to visit Phoenix?
- January is one of the best months to visit Phoenix — comfortable temperatures and manageable rainfall.