The best time to visit Phoenix
Month-by-month climate averages for Phoenix, AZ, so you can pick your dates on data rather than guesswork.
The most comfortable time to visit Phoenix is usually January, February, March and November, when daytime highs sit in the pleasant 60-78°F range and the heaviest August rain is behind you.
Phoenix is warmest in July (highs near 106°F) and coldest in December (lows around 39°F), with roughly 9 inches of precipitation across the year and August the wettest month. The sweet spot for most visitors is January, February, March and November.
These are long-run averages. For the actual days you are travelling, check the live Phoenix forecast - and note how much the models agree, because that tells you how much to trust it.
Phoenix weather by month
what to expect in Phoenix through the year, 1991-2020 averagesHere 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.