Zip 85645 (Arivaca Junction, AZ) Climate

Arivaca Junction, AZ 85645 has a semi-arid climate with mild temperatures in the winter and hot temperatures in the summer. The average winter temperature is around 50°F (10°C), while the average summer temperature is around 90°F (32°C). Rainfall is fairly low throughout the year, averaging only about ten inches per year. The area can experience occasional dust storms due to its desert location. Overall, Arivaca Junction is a warm place for most of the year with mild winters and hot summers.

Arivaca Junction (zip 85645), Arizona gets 16 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Arivaca Junction (zip 85645) averages 0 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 Arivaca Junction (zip 85645). The US average is 205 sunny days.

Arivaca Junction (zip 85645) gets some kind of precipitation, on average, 58 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 33
Rain: averages 16 inches of rain a year
Snow: averages 0 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 85645 zip code is 7.9 (10=best), which means it is one of the most pleasant places in Arizona.

6.3 Summer - 8.1 Winter

April, October and November are the most pleasant months in the 85645 zip code, while July and June are the least comfortable months.

Climate	Arivaca Junction, Arizona	United States
	Unlock	38.1 in.
	0.3 in.	Unlock
	Unlock	106.2 days
	284 days	Unlock
	96.3°	85.8°
	Unlock	21.7°
	7.9	Unlock
	Unlock	4.3
	3117 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 85645 zip code with an average high temperature of 97.4°, which ranks it as about average compared to other places in Arizona. In the 85645 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 85645 zip code are April, November and March.

In the 85645 zip code, there are 119.0 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 85645 zip code with an average of 32.4°. This is about average compared to other places in Arizona.

In the 85645 zip code, there are 53.9 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Arizona.

In the 85645 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 85645 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.

July is the wettest month in the 85645 zip code with 3.9 inches of rain, and the driest month is May with 0.2 inches. The wettest season is Autumn with 49% of yearly precipitation and 9% occurs in Summer, which is the driest season. The annual rainfall of 16.1 inches in the 85645 zip code means that it is wetter than most places in Arizona.

July is the rainiest month in the 85645 zip code with 11.9 days of rain, and May is the driest month with only 1.5 rainy days. There are 57.5 rainy days annually in the 85645 zip code, which is rainier than most places in Arizona. The rainiest season is Autumn when it rains 45% of the time and the driest is Summer with only a 12% chance of a rainy day.

An annual snowfall of 0.3 inches in the 85645 zip code means that it is about average compared to other places in Arizona. December is the snowiest month in the 85645 zip code with 0.2 inches of snow, and no months of the year have significant snowfall.

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