Zip 85630 (St. David, AZ) Climate

The climate in 85630 St. David, AZ is a semi-arid climate, with hot summers and mild winters. The average temperature during the summer ranges from 80 to 95 degrees Fahrenheit, while winter temperatures typically range from 40 to 60 degrees Fahrenheit. Rainfall is scarce in this area and the city receives just over nine inches of rain per year, with snow very rare. Humidity levels remain low throughout the year and strong winds are common in the springtime months.

St. David (zip 85630), Arizona gets 13 inches of rain, on average, per year. The US average is 38 inches of rain per year.

St. David (zip 85630) 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 St. David (zip 85630). The US average is 205 sunny days.

St. David (zip 85630) gets some kind of precipitation, on average, 56 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 96 degrees
Winter Low: the January low is 28
Rain: averages 13 inches of rain a year
Snow: averages 2 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 85630 zip code is 7.8 (10=best), which means it is more comfortable than most places in Arizona.

6.8 Summer - 7.7 Winter

April, October and March are the most pleasant months in the 85630 zip code, while July and June are the least comfortable months.

Climate	St. David, Arizona	United States
	Unlock	38.1 in.
	1.5 in.	Unlock
	Unlock	106.2 days
	284 days	Unlock
	95.7°	85.8°
	Unlock	21.7°
	7.8	Unlock
	Unlock	4.3
	3669 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.

June is the hottest month for the 85630 zip code with an average high temperature of 96.8°, which ranks it as about average compared to other places in Arizona. In the 85630 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 85630 zip code are April, October and March.

In the 85630 zip code, there are 107.8 days annually when the high temperature is over 90°, which is about average compared to other places in Arizona.

December has the coldest nighttime temperatures for the 85630 zip code with an average of 28.0°. This is colder than most places in Arizona.

In the 85630 zip code, there are 88.5 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Arizona.

In the 85630 zip code, 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 85630 zip code 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 85630 zip code with 3.0 inches of rain, and the driest month is April with 0.3 inches. The wettest season is Autumn with 48% of yearly precipitation and 10% occurs in Summer, which is the driest season. The annual rainfall of 13.0 inches in the 85630 zip code means that it is wetter than most places in Arizona.

August is the rainiest month in the 85630 zip code with 11.6 days of rain, and April is the driest month with only 1.9 rainy days. There are 55.7 rainy days annually in the 85630 zip code, which is rainier than most places in Arizona. The rainiest season is Autumn when it rains 43% of the time and the driest is Summer with only a 13% chance of a rainy day.

An annual snowfall of 1.5 inches in the 85630 zip code means that it is about average compared to other places in Arizona. January is the snowiest month in the 85630 zip code with 0.7 inches of snow, and 1 month of the year have significant snowfall.

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