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The weather in Phoenix in May is hot. The average temperatures are between 21°C and 33°C.
There shouldn't be any rainy days in in Phoenix during May. Having said that, the days are very hot in May so hanging out outside is more recomanded during the after noons and evening time.
Our weather forecast can give you a great sense of what weather to expect in Phoenix in May 2025.
If you’re planning to visit Phoenix in the near future, we highly recommend that you review the 14 day weather forecast for Phoenix before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 19° / 9° | 1 | 30 | 0 | 34 mm | Good | Phoenix in January |
| February | 21° / 11° | 2 | 26 | 0 | 31 mm | Good | Phoenix in February |
| March | 25° / 14° | 1 | 30 | 0 | 24 mm | Perfect | Phoenix in March |
| April | 29° / 18° | 1 | 29 | 0 | 9 mm | Good | Phoenix in April |
| May | 33° / 21° | 0 | 31 | 0 | 4 mm | Good | Phoenix in May |
| June | 39° / 27° | 0 | 30 | 0 | 6 mm | Bad | Phoenix in June |
| July | 39° / 30° | 4 | 27 | 0 | 64 mm | Bad | Phoenix in July |
| August | 39° / 30° | 3 | 28 | 0 | 54 mm | Bad | Phoenix in August |
| September | 37° / 28° | 3 | 27 | 0 | 54 mm | Ok | Phoenix in September |
| October | 31° / 21° | 2 | 29 | 0 | 27 mm | Good | Phoenix in October |
| November | 25° / 15° | 1 | 29 | 0 | 23 mm | Perfect | Phoenix in November |
| December | 18° / 10° | 2 | 29 | 0 | 37 mm | Good | Phoenix in December |