Arizona Weather March 2025. Arizona monthly climate reports at the end of each month, the weather for that month. Expect 21°c daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in lake havasu city in march.

Expect 24°c daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in phoenix in march. Monthly calendars for phoenix, tucson, flagstaff, prescott, winslow and yuma that include the daily records for precipitation (rain and snow),.