Phoenix Weather in May
United States · 30-year monthly averages
👍 Good time to visit
May in Phoenix is hot, with average daytime highs around 35°C (94°F) and nighttime lows near 21°C (69°F). Expect roughly 3mm of precipitation spread over about 1 rainy days, and rain is rare.
Avg high
35°C
94°F
Avg low
21°C
69°F
Rainfall
3mm
very dry
Rainy days
1
days with ≥1mm
🎒 What to pack
- breathable summer clothing
- sunscreen, hat and sunglasses
- refillable water bottle
May vs the rest of the year
FAQ
- How hot is Phoenix in May?
- May in Phoenix is hot, with average daytime highs around 35°C (94°F) and nighttime lows near 21°C (69°F). Expect roughly 3mm of precipitation spread over about 1 rainy days, and rain is rare.
- Does it rain a lot in Phoenix in May?
- Phoenix sees around 3mm of precipitation in May on average — very dry by global standards.
- Is May a good time to visit Phoenix?
- May is a good month to visit Phoenix, with generally agreeable conditions.