Zip 86547 (Round Rock, AZ) Climate

The climate in 86547 Round Rock, AZ is generally quite hot with long, warm summers and mild winters. The average high temperature during the summer months ranges from 90-100 degrees Fahrenheit with a low of around 70 degrees. During the winter months, the average high temperature is typically between 60-70 degrees Fahrenheit with a low of 40-50 degrees. Rainfall is generally sparse with most of the precipitation occurring during the summer months from thunderstorms and occasional monsoonal rains.

Round Rock (zip 86547), Arizona gets 9 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Round Rock (zip 86547) averages 4 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 275 sunny days per year in Round Rock (zip 86547). The US average is 205 sunny days.

Round Rock (zip 86547) gets some kind of precipitation, on average, 42 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 92 degrees
Winter Low: the January low is 21
Rain: averages 9 inches of rain a year
Snow: averages 4 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 86547 zip code is 7.7 (10=best), which means it is more comfortable than most places in Arizona.

8.4 Summer - 6.1 Winter

September, May and June are the most pleasant months in the 86547 zip code, while January and December are the least comfortable months.

Climate	Round Rock, Arizona	United States
	Unlock	38.1 in.
	4.0 in.	Unlock
	Unlock	106.2 days
	275 days	Unlock
	91.7°	85.8°
	Unlock	21.7°
	7.7	Unlock
	Unlock	4.3
	5276 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 the 86547 zip code with an average high temperature of 91.7°, which ranks it as cooler than most places in Arizona. In the 86547 zip code, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 86547 zip code are May, September and October.

In the 86547 zip code, there are 49.8 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 86547 zip code with an average of 20.6°. This is colder than most places in Arizona.

In the 86547 zip code, there are 127.1 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Arizona.

In the 86547 zip code, there are 0.9 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Arizona.

Humidity is low in the 86547 zip code, 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 the 86547 zip code with 1.3 inches of rain, and the driest month is June with 0.3 inches. The wettest season is Autumn with 31% of yearly precipitation and 20% occurs in Summer, which is the driest season. The annual rainfall of 8.9 inches in the 86547 zip code means that it is drier than most places in Arizona.

August is the rainiest month in the 86547 zip code with 5.8 days of rain, and June is the driest month with only 1.7 rainy days. There are 42.0 rainy days annually in the 86547 zip code, which is about average compared to other places in Arizona. The rainiest season is Autumn when it rains 30% of the time and the driest is Summer with only a 22% chance of a rainy day.

An annual snowfall of 4.0 inches in the 86547 zip code means that it is snowier than most places in Arizona. December is the snowiest month in the 86547 zip code with 1.1 inches of snow, and 4 months of the year have significant snowfall.

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