Nearly every day during summer, the temperature in Phoenix tops 99 °F. Even during winter months, while it seldom reaches 80, the days will usually get to at least 60 degrees. Number of Warm Nights a Month When the day-time highs in Phoenix are over 100 °F, the nights usually stay above 70.
Sun & Moon. Weather Today Weather Hourly 14 Day Forecast Yesterday/Past Weather Climate (Averages) Currently: 82 °F. Passing clouds. (Weather station: Phoenix Sky Harbor International Airport, USA). See more current weather.
Weather.com brings you the most accurate monthly weather forecast for Phoenix, AZ with average/record and high/low temperatures, precipitation and more.
Get the monthly weather forecast for Phoenix, AZ, including daily high/low, historical averages, to help you plan ahead.
The hottest month of the year in Phoenix is July, with an average high of 106°F and low of 85°F. The cool season lasts for 3.2 months, from November 21 to February 26, with an average daily high temperature below 74°F. The coldest month of the year in Phoenix is December, with an average low of 46°F and high of 66°F.