Zip 99362 (Walla Walla, WA) Climate

The climate in Walla Walla, WA (99362) is generally mild and dry, with cool winters and warm summers. Rainfall totals are not too high, averaging around 10 inches per year. Temperatures range from a low of 22 degrees Fahrenheit in the winter to an average high of 93 degrees Fahrenheit in the summer. Winters are relatively dry as well, with an average snowfall of only 4 inches per season. The area around Walla Walla experiences some strong winds throughout the year that can make it feel much colder outside than the actual temperature reading.

Walla Walla (zip 99362), Washington gets 19 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Walla Walla (zip 99362) averages 9 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 192 sunny days per year in Walla Walla (zip 99362). The US average is 205 sunny days.

Walla Walla (zip 99362) gets some kind of precipitation, on average, 105 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 89 degrees
Winter Low: the January low is 29
Rain: averages 19 inches of rain a year
Snow: averages 9 inches of snow a year

Bestplaces Comfort Index

The annual BestPlaces Comfort Index for the 99362 zip code is 7.4 (10=best), which means it is one of the most pleasant places in Washington.

8.9 Summer - 5.2 Winter

September, June and August are the most pleasant months in the 99362 zip code, while December and January are the least comfortable months.

Climate	Walla Walla, Washington	United States
	18.6 in.	38.1 in.
	9.4 in.	27.8 in.
	104.7 days	106.2 days
	192 days	205 days
	89.2°	85.8°
	29.2°	21.7°
	7.4	7
	3.2	4.3
	978 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.

July is the hottest month for the 99362 zip code with an average high temperature of 89.2°, which ranks it as one of the hottest places in Washington. In the 99362 zip code, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for the 99362 zip code are September, June and May.

In the 99362 zip code, there are 37.1 days annually when the high temperature is over 90°, which is one of the hottest places in Washington.

December has the coldest nighttime temperatures for the 99362 zip code with an average of 27.6°. This is colder than most places in Washington.

In the 99362 zip code, there are 81.1 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Washington.

In the 99362 zip code, there are 1.1 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Washington.

Humidity is low in the 99362 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.

November is the wettest month in the 99362 zip code with 2.4 inches of rain, and the driest month is July with 0.5 inches. The wettest season is Spring with 32% of yearly precipitation and 12% occurs in Autumn, which is the driest season. The annual rainfall of 18.6 inches in the 99362 zip code means that it is drier than most places in Washington.

December is the rainiest month in the 99362 zip code with 12.8 days of rain, and August is the driest month with only 2.7 rainy days. There are 104.7 rainy days annually in the 99362 zip code, which is less rainy than most places in Washington. The rainiest season is Spring when it rains 34% of the time and the driest is Autumn with only a 12% chance of a rainy day.

An annual snowfall of 9.4 inches in the 99362 zip code means that it is snowier than most places in Washington. December is the snowiest month in the 99362 zip code with 3.3 inches of snow, and 4 months of the year have significant snowfall.

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