Average temperatures, rainfall and packing tips for Phoenix, United States in July
July in Phoenix is typically very hot, with average daytime highs around 43°C and nights near 30°C. It is usually the warmest month of the year in Phoenix.
Rainfall is light in July: roughly 5 mm across the whole month.
If your dates are flexible, the most comfortable months in Phoenix are usually March, April, November and December.
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In July, Phoenix averages a daytime high of about 43°C and a night-time low of around 30°C, based on recent historical data. That makes it the warmest month of the year there.
Rainfall is light in July: roughly 5 mm across the whole month.
July is seriously hot in Phoenix. It's still doable - plan outdoor activities for early morning or evening, and build in shade and hydration breaks around midday. If your dates are flexible, the most comfortable months in Phoenix are usually March, April, November and December.