Sierra Vista-Douglas Metro Area, AZ Climate

Sierra Vista-Douglas, AZ Metro Area is known for its hot and dry climate. In the summer months, temperatures can reach up to 100 degrees Fahrenheit, while in the winter temperatures typically stay above freezing and rarely dip below 30. The area sees very little precipitation throughout the year and receives an average of only 10 inches of rain annually. Summer days are usually sunny with strong winds; however, thunderstorms can occur in late spring and fall. The elevation of Sierra Vista-Douglas also contributes to its desert climate with warm days and cool nights all year round.

Sierra Vista-Douglas Metro Area, Arizona gets 14 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Sierra Vista-Douglas Metro Area averages 2 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 284 sunny days per year in Sierra Vista-Douglas Metro Area. The US average is 205 sunny days.

Sierra Vista-Douglas Metro Area 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 31
Rain: averages 14 inches of rain a year
Snow: averages 2 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the Sierra Vista-Douglas metro area is 8.1 (10=best), which means it is one of the most pleasant places in Arizona.

7.4 Summer - 7.7 Winter

October, April and May are the most pleasant months in the Sierra Vista-Douglas metro area, while July and January are the least comfortable months.

Climate	Sierra Vista-Douglas, Arizona	United States
	14.1 in.	38.1 in.
	1.7 in.	27.8 in.
	55.3 days	106.2 days
	284 days	205 days
	93.4°	85.8°
	31.0°	21.7°
	8.1	7
	6.4	4.3
	4638 ft.	2443 ft.

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.

June is the hottest month for the Sierra Vista-Douglas metro area with an average high temperature of 94.7°, which ranks it as cooler than most places in Arizona. In the Sierra Vista-Douglas metro area, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the Sierra Vista-Douglas metro area are April, October and March.

In the Sierra Vista-Douglas metro area, there are 89.1 days annually when the high temperature is over 90°, which is cooler than most places in Arizona.

January has the coldest nighttime temperatures for the Sierra Vista-Douglas metro area with an average of 31.0°. This is about average compared to other places in Arizona.

In the Sierra Vista-Douglas metro area, there are 64.2 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Arizona.

In the Sierra Vista-Douglas metro area, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Arizona.

Humidity in the Sierra Vista-Douglas metro area is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are August, July and September.

August is the wettest month in the Sierra Vista-Douglas metro area with 3.2 inches of rain, and the driest month is April with 0.3 inches. The wettest season is Autumn with 48% of yearly precipitation and 9% occurs in Summer, which is the driest season. The annual rainfall of 14.1 inches in the Sierra Vista-Douglas metro area means that it is wetter than most places in Arizona.

August is the rainiest month in the Sierra Vista-Douglas metro area with 11.1 days of rain, and May is the driest month with only 1.7 rainy days. There are 55.3 rainy days annually in the Sierra Vista-Douglas metro area, which is rainier than most places in Arizona. The rainiest season is Autumn when it rains 44% of the time and the driest is Summer with only a 12% chance of a rainy day.

An annual snowfall of 1.7 inches in the Sierra Vista-Douglas metro area means that it is snowier than most places in Arizona. January is the snowiest month in the Sierra Vista-Douglas metro area with 0.6 inches of snow, and 2 months of the year have significant snowfall.

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