25. Monthly Weather-Phoenix, AZ. It’s not always blue skies and nice weather in Arizona—just about a mere average of 300+ days a year around most of the state. Based on weather reports collected during 1985–2015. The numbers here tell you how hot and cold the weather usually is in Phoenix, Arizona during each month of the year. Judy Hedding is a Phoenix resident and has written more than 1,000 articles about Greater Phoenix and Arizona since 2000. Known best for its desert and mountain landscapes, Arizona offers spectator views throughout all areas of the state. Annual Weather Averages Near Tucson. Climate can mean the average weather for a particular region and time period taken over 30 years. . View. Annual Weather Averages Near Scottsdale. Arizona annual average temperature, 60.31 degrees, 10th warmest state in the U.S. Record Hottest year in Arizona - 1896, / Avg temperature 63.92 degrees; Record Coldest year in Arizona - 1912 / Avg temperature 56.99 degrees; Arizona average Summer temperature (June, July, August) 78.1 F degrees, 10th warmest U.S. summer state 38.7 °F: What's the Average Temperature in Arizona? Based on weather reports collected during 1985–2015. Climate is the average of weather over time. Get the monthly weather forecast for Phoenix, AZ, including daily high/low, historical averages, to help you plan ahead. 95° 62° 26. July is the hottest month in Phoenix with an average temperature of 33°C (91°F) and the coldest is January at 12°C (54°F) with the most daily sunshine hours at 14 in June. Updated 12/14/20. N/A: How much, if any, snow falls each year in Arizona? Despite the idea that Arizona is hot and dry most of the year, the truth is, the weather varies quite a bit depending on where you are. 76° 54° 28. Arizona - Arizona - Climate: About half of Arizona is semiarid, one-third is arid, and the remainder is humid. Judy Hedding. US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service Flagstaff, AZ 49 Hughes Ave Bellemont, AZ 86015 (928) 556-9161 The average high and low temperatures are listed below by month and annually for Phoenix, in both degrees Fahrenheit and Celsius. Calendar Year Picker. In general, Arizona has a primarily dry climate with an average rainfall of 12.7 inches per year. 6 inches 80° 58° 27. July is the hottest month for Arizona with an average high temperature of 99.0°, which ranks it as one of the hottest states. The wettest month is August with an average of 32mm of rain. Weather in Sedona, Arizona: Climate, Seasons, and Average Monthly Temperature. Judy Hedding. Jun Sun mon tue wed thu fri sat. Tripsavvy's Editorial Guidelines. Calendar Month Picker. The Basin and Range region has the arid and semiarid subtropical climate that attracts most winter visitors and new residents. The Sonoran Deseret covers the southwest area while the Chihuahuan Desert is a small part of the southeastern state. Written by. January days in Phoenix receive more than four-fifths of the possible sunshine and have a mean maximum temperature of 65 °F (18 °C). N/A: How Much Sunshine each year is there in Arizona (in hours)? What's the Average Low in Arizona? As of 7:28 pm MST. Averages are for Davis-Monthan Air Force Base, which is 5 miles from Tucson. 53.15 °F: How Many Inches of Rain per year does Arizona get ? Apr. Averages are for Scottsdale Airport, which is 8 miles from Scottsdale. 9.57 inches: How Many Rainy Days a year are there in Arizona?