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Phoenix weather in May

Long-run climate averages for Phoenix, AZ in May, plus what the forecast models say for the days ahead.

May at a glance

In May, Phoenix averages 94°F by day and 68°F at night. The wettest month is usually January.

May in Phoenix averages a daytime high of 94°F and an overnight low of 68°F, which reads as hot for this part of the world. Across the whole year Phoenix sees roughly 8 inches of precipitation.

Climate averages tell you what to pack. They do not tell you what next Tuesday looks like — for that, see the live Phoenix forecast with every model compared and how much they currently agree.

Phoenix weather by month

what to expect in Phoenix through the year

Here is Phoenix's typical weather in each month: the average daytime high and overnight low in °F, how each month feels, and the wettest month marked. Use it to plan any trip to Phoenix by season.

Jan
62°
40°
Mild
Wettest
Feb
67°
44°
Mild
Mar
71°
48°
Mild
Apr
85°
57°
Hot
May
94°
68°
Hot
Jun
104°
77°
Hot
Jul
111°
87°
Hot
Aug
106°
84°
Hot
Sep
102°
76°
Hot
Oct
93°
65°
Hot
Nov
75°
50°
Warm
Dec
70°
45°
Mild

Common questions

How warm is Phoenix in May?
Phoenix averages a daytime high of 94°F in May, with overnight lows around 68°F. These are long-run climate averages, not a forecast — for the actual days ahead see the live model comparison.
Is May a good time to visit Phoenix?
The most comfortable time to visit Phoenix is usually February, March, November and December, when daytime highs sit in the pleasant 60-78°F range and the heaviest January rain is behind you.
Does it rain a lot in Phoenix in May?
The wettest month in Phoenix is usually January. Across the year the city sees roughly 8 inches of precipitation.

Phoenix in other months

JanuaryFebruaryMarchAprilJuneJulyAugustSeptemberOctoberNovemberDecember

More about Phoenix

Phoenix live forecastBest time to visit PhoenixWhich forecast is most accurate in United States?