Pasco, WA Climate


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Pasco, WA has a semi-arid climate, characterized by hot summers and mild winters. Average summer temperatures can reach into the mid-90s while winter lows typically dip into the low 30s. The area receives an average of 8 inches of rain per year and is also subject to strong winds throughout the winter months. Snowfall is minimal, with an average of just 2-4 inches per year as most precipitation occurs in the form of rain.

Pasco, Washington gets 8 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Pasco averages 4 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 194 sunny days per year in Pasco. The US average is 205 sunny days.

Pasco gets some kind of precipitation, on average, 83 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 90 degrees
Winter Low: the January low is 29
Rain: averages 8 inches of rain a year
Snow: averages 4 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Pasco is 7.5 (10=best), which means it is one of the most pleasant places in Washington.

8.9 Summer - 5.5 Winter
June, September and May are the most pleasant months in Pasco, while December and January are the least comfortable months.

  ClimatePasco, WashingtonUnited States
  8.1 in.38.1 in.
  3.5 in.27.8 in.
  83.2 days106.2 days
  194 days205 days
  90.0°85.8°
  28.7°21.7°
  7.57
  3.24.3
  387 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 Pasco with an average high temperature of 90.0°, which ranks it as one of the hottest places in Washington. In Pasco, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Pasco are September, May and June.
In Pasco, there are 40.3 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 Pasco with an average of 27.5°. This is colder than most places in Washington.
In Pasco, there are 86.9 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Washington.
In Pasco, there are 0.6 days annually when the nighttime low temperature falls below zero°, which is colder than most places in Washington.
Humidity is low in Pasco, 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.
December is the wettest month in Pasco with 1.2 inches of rain, and the driest month is August with 0.2 inches. The wettest season is Spring with 38% of yearly precipitation and 14% occurs in Autumn, which is the driest season. The annual rainfall of 8.1 inches in Pasco means that it is one of the driest places in Washington.
January is the rainiest month in Pasco with 11.5 days of rain, and August is the driest month with only 2.3 rainy days. There are 83.2 rainy days annually in Pasco, which is less rainy than most places in Washington. The rainiest season is Spring when it rains 38% of the time and the driest is Autumn with only a 12% chance of a rainy day.
An annual snowfall of 3.5 inches in Pasco means that it is less snowy than most places in Washington. December is the snowiest month in Pasco with 1.4 inches of snow, and 3 months of the year have significant snowfall.
Reviews for Pasco
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Over 3 years ago

Ive lived here for about 13 years now its a great place. Got my peen licked on a couple good times, plenty of shorties. Would recommend  More

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I have lived here a few years and it’s the worst place I’ve ever been. The “ nice weather” people refer to is 100 degree hot can’t even stand outside at 9am without  More

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I grew up in West Richland in the Tri-Cities, and we were always told to not go to Pasco because it was dangerous. I have no idea how true that was back in the '80's,  More

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