Sun Valley, AZ Climate

Sun Valley, AZ is a great place to visit in the summer due to its warm and dry climate. Temperatures typically range from 85-95 degrees Fahrenheit during the day and cool down to around 60-70 degrees Fahrenheit at night. The area generally has low humidity levels, ensuring comfortable days for visitors. Rainfall is quite scarce as well, with average annual precipitation of just over 8 inches per year, mainly coming between November and April. Sun Valley is truly an ideal spot for those seeking a dry, sunny climate year-round.

Sun Valley, Arizona gets 10 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Sun Valley averages 5 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 276 sunny days per year in Sun Valley. The US average is 205 sunny days.

Sun Valley gets some kind of precipitation, on average, 55 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 93 degrees
Winter Low: the January low is 21
Rain: averages 10 inches of rain a year
Snow: averages 5 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Sun Valley is 7.8 (10=best), which means it is more comfortable than most places in Arizona.

8.1 Summer - 6.5 Winter

May, September and October are the most pleasant months in Sun Valley, while December and January are the least comfortable months.

Climate	Sun Valley, Arizona	United States
	Unlock	38.1 in.
	5.0 in.	Unlock
	Unlock	106.2 days
	276 days	Unlock
	92.8°	85.8°
	Unlock	21.7°
	7.8	Unlock
	Unlock	4.3
	5282 ft.	Unlock

Climate

YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Sun Valley with an average high temperature of 92.8°, which ranks it as cooler than most places in Arizona. In Sun Valley, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Sun Valley are May, October and September.

In Sun Valley, there are 59.0 days annually when the high temperature is over 90°, which is cooler than most places in Arizona.

January has the coldest nighttime temperatures for Sun Valley with an average of 21.1°. This is colder than most places in Arizona.

In Sun Valley, there are 134.1 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Arizona.

In Sun Valley, there are 0.5 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Arizona.

Humidity is low in Sun Valley, and some people might find the dryness to be uncomfortable. Days with noticeable humidity are rare throughout the year. A very dry climate can lead to cracked, itchy skin and dry eyes.

August is the wettest month in Sun Valley with 1.7 inches of rain, and the driest month is June with 0.2 inches. The wettest season is Autumn with 35% of yearly precipitation and 15% occurs in Summer, which is the driest season. The annual rainfall of 9.7 inches in Sun Valley means that it is drier than most places in Arizona.

August is the rainiest month in Sun Valley with 8.5 days of rain, and June is the driest month with only 2.1 rainy days. There are 55.4 rainy days annually in Sun Valley, which is rainier than most places in Arizona. The rainiest season is Autumn when it rains 32% of the time and the driest is Summer with only a 20% chance of a rainy day.

An annual snowfall of 5.0 inches in Sun Valley means that it is snowier than most places in Arizona. December is the snowiest month in Sun Valley with 1.3 inches of snow, and 5 months of the year have significant snowfall.

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