Average Weather in March in West Valley Washington, United States
In West Valley, the month of March is characterized by rising daily high temperatures, with daily highs increasing by 8°F, from 51°F to 59°F over the course of the month, and rarely exceeding 69°F or dropping below 42°F.
Daily low temperatures increase by 4°F, from 30°F to 34°F, rarely falling below 22°F or exceeding 43°F.
For reference, on August 2, the hottest day of the year, temperatures in West Valley typically range from 56°F to 89°F, while on December 23, the coldest day of the year, they range from 23°F to 35°F.
Average High and Low Temperature in March
The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on March. The horizontal axis is the day, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day.
Average Hourly Temperature in March
The month of March in West Valley experiences essentially constant cloud cover, with the percentage of time that the sky is overcast or mostly cloudy remaining about 59% throughout the month.
The clearest day of the month is March 31, with clear, mostly clear, or partly cloudy conditions 42% of the time.
For reference, on January 16, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 65%, while on August 3, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 82%.
Cloud Cover in March
A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. In West Valley, the chance of a wet day over the course of March is rapidly decreasing, starting the month at 28% and ending it at 21%.
For reference, the year's highest daily chance of a wet day is 38% on December 1, and its lowest chance is 4% on August 5.
Over the course of March in West Valley, the chance of a day with only rain decreases from 23% to 20%, the chance of a day with mixed snow and rain decreases from 3% to 1%, and the chance of a day with only snow remains an essentially constant 1% throughout.
Probability of Precipitation in March
The average sliding 31-day rainfall during March in West Valley is gradually decreasing, starting the month at 1.5 inches, when it rarely exceeds 2.9 inches or falls below 0.4 inches, and ending the month at 1.1 inches, when it rarely exceeds 2.1 inches or falls below 0.3 inches.
Average Monthly Rainfall in March
We report snowfall in liquid-equivalent terms. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. As with rainfall, we consider the liquid-equivalent snowfall accumulated over a sliding 31-day period centered around each day.
The average sliding 31-day liquid-equivalent snowfall during March in West Valley is essentially constant, remaining about 0.1 inches throughout, and rarely exceeding 0.6 inches or falling below -0.0 inches.
Average Monthly Liquid-Equivalent Snowfall in March
Over the course of March in West Valley, the length of the day is rapidly increasing. From the start to the end of the month, the length of the day increases by 1 hour, 40 minutes, implying an average daily increase of 3 minutes, 20 seconds, and weekly increase of 23 minutes, 19 seconds.
The shortest day of the month is March 1, with 11 hours, 8 minutes of daylight and the longest day is March 31, with 12 hours, 48 minutes of daylight.
Hours of Daylight and Twilight in March
The earliest sunrise of the month in West Valley is 6:22 AM on March 11 and the latest sunrise is 58 minutes later at 7:20 AM on March 12.
The earliest sunset is 5:48 PM on March 1 and the latest sunset is 1 hour, 42 minutes later at 7:30 PM on March 31.
Daylight saving time (DST) starts at 3:00 AM on March 12, 2017, shifting sunrise and sunset to be an hour later.
For reference, on June 21, the longest day of the year, the Sun rises at 5:09 AM and sets 15 hours, 50 minutes later, at 8:59 PM, while on December 21, the shortest day of the year, it rises at 7:43 AM and sets 8 hours, 34 minutes later, at 4:17 PM.
Sunrise & Sunset with Twilight and Daylight Saving Time in March
The chance that a given day will be muggy in West Valley is essentially constant during March, remaining around 0% throughout.
For reference, on July 16, the muggiest day of the year, there are muggy conditions 0% of the time, while on January 1, the least muggy day of the year, there are muggy conditions 0% of the time.
Humidity Comfort Levels in March
The average hourly wind speed in West Valley is essentially constant during March, remaining within 0.1 miles per hour of 3.7 miles per hour throughout.
For reference, on March 29, the windiest day of the year, the daily average wind speed is 3.8 miles per hour, while on December 20, the calmest day of the year, the daily average wind speed is 3.1 miles per hour.
The highest daily average wind speed during March is 3.8 miles per hour on March 31.
Average Wind Speed in March
Wind Direction in March
The average daily incident shortwave solar energy in West Valley is increasing during March, rising by 1.5 kWh, from 3.0 kWh to 4.5 kWh, over the course of the month.
Average Daily Incident Shortwave Solar Energy in March
For the purposes of this report, the geographical coordinates of West Valley are 46.592 deg latitude, -120.605 deg longitude, and 1,250 ft elevation.
The topography within 2 miles of West Valley contains significant variations in elevation, with a maximum elevation change of 676 feet and an average elevation above sea level of 1,281 feet. Within 10 miles contains significant variations in elevation (2,425 feet). Within 50 miles contains large variations in elevation (11,588 feet).
The area within 2 miles of West Valley is covered by artificial surfaces (47%) and cropland (44%), within 10 miles by shrubs (42%) and cropland (42%), and within 50 miles by shrubs (55%) and trees (26%).
This report illustrates the typical weather in West Valley year round, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016.
Temperature and Dew Point
There are 3 weather stations near enough to contribute to our estimation of the temperature and dew point in West Valley.
For each station, the records are corrected for the elevation difference between that station and West Valley according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations.
The estimated value at West Valley is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between West Valley and a given station.
The stations contributing to this reconstruction are: Yakima Air Terminal Airport (94%, 5.5 kilometers, southeast); Bowers Field (6%, 50 kilometers, north); and Southwest Washington Regional Airport (0.8%, 184 kilometers, west).
Time zones for aiports and weather stations are provided by AskGeo.com .