Williams, AZ has a warm climate with mild winters and hot summers. Average daily temperatures range from the mid-30s in winter to the 90s in summer. There are very few days when temperatures dip below freezing, and snowfall is very light. Precipitation in Williams averages about 17 inches per year, most of which falls during the summer months as thunderstorms. Summers are mostly sunny and pleasant, while winters tend to be dry and sunny with occasional afternoon showers.
Williams, Arizona gets 22 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Williams averages 74 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 266 sunny days per year in Williams. The US average is 205 sunny days.
Williams gets some kind of precipitation, on average, 75 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.
Summer High: the July high is around 85 degrees
Winter Low: the January low is 22
Rain: averages 22 inches of rain a year
Snow: averages 74 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Williams is 7.3 (10=best), which means it is less comfortable than most places in Arizona.
8.9 / 5.5
Summer / Winter
June, September and August are the most pleasant months in Williams, while January and December are the least comfortable months.