Green Valley, AZ has a semi-arid climate with hot summers and mild winters. Average temperatures in the summer months range from 80°F - 95°F, while winter temperatures range from 45°F to 65°F. Rainfall is minimal throughout the year, with most of it occurring in the summer months. Snow is rare in Green Valley, but some snow falls on the nearby mountains each winter. The air is usually dry and clear, as there are many sunny days throughout the year.
Green Valley, Arizona gets 14 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Green Valley averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 280 sunny days per year in Green Valley. The US average is 205 sunny days.
Green Valley gets some kind of precipitation, on average, 54 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 99 degrees
Winter Low: the January low is 36
Rain: averages 14 inches of rain a year
Snow: averages 0 inches of snow a year