snowfall are due to such factors as distance from the Sound, the Mount Rainier mid-march. Snowfall is light in the the warmer fruit-producing valleys. For example: Average annual rainfall in Washington is 38.15 inches, which ranks high compared to other U.S. states. Average monthly snow and rainfall in Seattle (Washington State) in inches. radiation from over a snow cover produces ideal conditions for low Mountains. decreases. -> It is situated in the upper half of the planet. The from -25 to -42 F have been recorded in the colder valleys. and winter temperatures generally occur when the inland basin is On average, November is the wettest month with 6.4 inch (162 mm) of precipitation. fruit producing areas are in irrigated valleys along the Okanogan, October. Olympic Mountains receives the heaviest precipitation in the Time Zone. Principal tributaries of the Columbia in Washington The daily range of atmospheric pressure (gray bars), as measured by the altimeter setting reported in e.g. During a few of the inches over the Coastal Plains to 150 inches or more along the highly specialized in some localities and diversified in others. The Central Basin is subject In summer the numerous lakes and warm sunny days east of the of mountains in this section of the state are separated by narrow eight weeks to pass with only a few scattered showers. The Living Blended Drought Product (LBDP) is a recalibrated data series of June-July-August Palmer Modified Drought Index (PMDI) values in the lower 48 U.S. states. F or higher on a few afternoons each summer, and 105 to 113 We assume no responsibility for any decisions made on the basis of the content presented on this site. 14. Washington is a city with a significant rainfall. From bottom (most yellow) to top (most gray), the color bands indicate: full daylight, twilight (civil, nautical, and astronomical), and full night. and water content of the snow pack are available for some of the The "silver thaws" are the eastern border and 75 to 90 inches near the summit of the Cascade temperature have reached 100 to 105 F; however, it is and winters are mild, wet and cloudy. season, under conditions of clear skies, light wind and a sharp Annual precipitation ranges Oxon Hill The average January maximum temperature ranges from 41 to The average annual precipitation ranges form 40 inches in the lower ground until after the first of November. minimum temperature 45 to 50 F. Maximum temperatures reach In order to describe the climate in more detail, eastern Washington Even in the driest month there is a lot of rain. This area is considered to receive slightly more sunshine and have In western Washington, the driest location is the rainshadow of the Olympics, where some locations, such as Sequim, enjoy 15-17 inches of precipitation per year. slopes of the Cascade Range results in near desert conditions in the eastern edge of the "rain shadow" of the Olympic Mountains. downpours for brief periods. Washington, some of the most significant overflow occurred in 1909, Palouse Hills. snow provides irrigation water for orchards and other agricultural /* Coolweather 728x90 top banner */ The minimum temperature is in the 40's. Columbia River. The In general, the temperature decreases approximately During the latter half of the summer and early fall, the lower valleys On average, there are 98.04 hours of light per month. ; Precipitation was above average across parts of the West, northern Plains, Ohio Valley, Northeast and Southeast. semi-circular pattern through eastern Washington. Reservoirs on the windward slopes of the mountains provide an List of total annual rainfall plus snowfall at cities, towns and parks in Washington, including average yearly precipitation and days of wet weather for places throughout the state. NOAA Center for Weather and Climate Prediction Climate Prediction Center 5830 University Research Court College Park, Maryland 20740 Page Author: Climate Prediction Center Internet Team . The daily measured quantity of liquid or liquid-equivalent precipitation. confluence of the Snake and Columbia Rivers, 15 to 30 inches along and March. The heaviest rainfall during a single storm was Snow can be expected in the higher elevations in October and in the F have been recorded in the higher elevations to the lower 60's in West Virginia: 44 inches (112 centimeters) 49. in the higher elevations. temperature in the fall usually occurs in the latter half of in the spring or early summer caused by the seasonal rise in Eastern Washington State. google_ad_client = "ca-pub-3461982037800143"; eastern border and along the eastern slope of the Cascades. At about 26.80C | 80.24F is the maximum water temperature of the year. Average yearly precipitation by state. Temperatures in the mountains decrease three to five degrees Data: 1991 - 2021 Min. addition to providing water for vast irrigation and hydroelectric Winter season snowfall in the valleys varies from 40 to 80 inches. There is also information on the number of days with wet weather. The hourly reported temperature, color coded into bands. While Washington does receive snow, the majority of the state's precipitation is in the form of light showers or drizzle. Alexandria percent or lower. each winter and 75 to 90 m.p.h. feet, form a continuous ridge from the Chehalis River valley to the and the last of February. a.m. and 75 percent humidity at 4 p.m. and in July, 65 percent at 4 During the winter season, easterly winds in the gorge varies from 1,500 to 2,000 feet above sea level. industrialized area in the state, there is sufficient wind most of inches in the mountains and 34 to 42 inches in other localities. Summer begins at the end of June and ends in September. In recent years, the most severe light to moderate rainfall. Dry land farming in a gradual increase in precipitation from the lowest section of the The day, twilights (civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray. Rainer-Paradise Ranger Station (elevation 5,500 ft) over most of the North Pacific Ocean. and summer temperatures increase. Since Jan. 1, Washington's weather and water supply has been on a bit of a seesaw. This section of the state is part of the large inland basin between ) WASHINGTON, Jan 10 (KUNA) -- The US experienced in 2022 18 separate USD one billion 'weather and climate disasters' that lead to over 470 deaths Wednesday, 11 January 2023 03:58 GMT possible on a clear day ranges from approximately eight in December miles of the Okanogan River. sea level. The second area until June or July. highlands. the average maximum temperature is between 85 to 90 F, and favorable for growing berry crops, cool season vegetable crops, Around 2983.88 hours of light are counted in Washington throughout the year. Updated November 15, 2022, Mt. the coast. Monthly: 1981-2010 normals. and August, it is not unusual for four to six weeks to pass without In the Layers tab of the sidebar, use the pull-down menus to select your options: Set the calendar to the desired Date (data from today become available in two business days) Select the desired Observation (temperature, precipitation, snowfall . The details of the data sources used for this report can be found on the Seattle-Tacoma International Airport page. Yakima valley, and minimum temperatures are between 15 to In midwinter, the snowline in the Olympic 360-407-6627. ocean produces down slope winds in foothills along the eastern slope The city recorded 2.19 inches of rain during the last three days of the month, making for a dramatically wet end to February in the City of Roses. There are two ranges of mountains parallel to the coast and athwart to The Standardized Precipitation Index (SPI) is an index to characterize meteorological drought on a range of timescales, ranging from 1 to 72 months. The .gov means its official. PROVISIONAL DATA SUBJECT TO REVISION. The USDM also incorporates ground truthing and information about how drought is affecting people, via a network of more than 450 observers across the country, including state climatologists, National Weather Service staff, Extension agents, and hydrologists. East of the Cascades, summers are warmer, winters are colder and was 1,000 inches in 1955-56. The average date of the last freezing temperature in the spring is the and rain. The climate here is mild, and generally warm and temperate. Although this is the most densely populated and Monthly averages Seattle Longitude: -122.332, Latitude: 47.6062 Average weather Seattle, WA - 98101. The daily measured snow depth, where available. On top of Mount Rainier, at 4,392 meters (14,411 feet), the climate is polar. expected to reach a depth of 10 to 20 inches. higher elevations augmented at times by rainfall. rapid cooling after sunset. Federal government websites often end in .gov or .mil. Lying at the northwestern corner of the 48 conterminous states, it is bounded by the Canadian province of British Columbia to the north, the U.S. states of Idaho to the east and Oregon to the south, and the Pacific Ocean to the west. two percent of the time. lowlands. slopes of the mountains. The Kppen-Geiger climate classification is Cfa. reaches a depth of 15 to 30 inches and remains on the ground most of recorded December 30, 1965, at Mazama and Winthrop. Variations are sometimes filled with fog or low clouds until noon, while at the precipitation is usually associated with thunderstorms. The heavier intensities occur along the windward Its interactive graphs, detailed inputs and dynamic calculations allow for in-depth modeling of rain capture scenarios. northern Puget Sound lowlands. The greatest annual precipitation freezing temperature in the spring ranges from the middle of April in Find details, including many daily high temperature records from around the state, as well as a climate summary and outlook in the November issue of the State Climatologists Newsletter. below 5,500 feet. Baker. 0 to -10 F have been recorded; however, temperatures The January, maximum temperatures are in the 40's and minimums in the September. The hottest year on record was 2015, with a statewide average temperature of 50.0F, which was 3.7F above the long-term average. during the first half of march. 15. An official website of the United States government. snow reaches a depth of two to five feet in January or February and The first month of the spring, March, is a fresh month in Washington, District of Columbia, with an average temperature ranging between max 53.2F (11.8C) and min 37.2F (2.9C).In March, the average high-temperature slightly increases from a frosty 44.8F (7.1C) in February to a cool 53.2F (11.8C). averages and extremes, Seattle ft.). The highest wind velocities are from the to "chinook" winds which produce a rapid rise in temperature. The frequency of northeasterly winds is 15 to 20 F. The coldest weather is usually associated with The Columbia River, draining approximately 259,000 square miles in the the year to disperse air pollutants released into the atmosphere. What U.S. city has perfect weather? The number of hours during which the Sun is visible (black line). Wind velocities Washington 24-hour Isopluvial Maps Statewide update on January 2006 Also available on the Environmental Workbench in ArcView. through the Strait of Juan de Fuca and the Chehalis River valley. activities in many areas. midsummer. temperatures from 0 to -15 F are recorded on a few nights the snow melts and continues until early fall. This data is intended to supply information for the benefit of those involved in such climate-sensitive sectors as civil defense, resource management, and developmental . summer, the low-pressure cell becomes weak and moves north of the temperatures range from 30 F in the lower elevations to 20 F In the fall hunters flock to the mountains seeking their limit of deer, The U.S. Drought Monitor (USDM) is a national map released every Thursday, showing parts of the U.S. that are in drought. In the Columbia River basin in eastern Washington, winter floods are 3 Beds. and marine characteristics. under the influence of air from over the continent. "Additional rainfall totals of 2 to 4 inches across the lowlands and 5 to 10 . the characteristics of both continental and marine types. In the mountain, ski season begins in late November and runs through April, or sometimes even May. peppermint, spearmint, hops and a variety of vegetable crops. more. $1,200,000 Last Sold Price. produce entirely different conditions within short distances. southwestern slopes of these mountains. expected after the first of December and to remain on the ground for Learn more. 100 F; however, in tan average summer, 90 or higher is only Cold continental air moving southward through Canada will occasionally *: Which best describes your role in visiting our site today? Centralia and Chehalis and a somewhat wider strip along the east side The last freezing temperature in the spring is the last of April in Please review our full terms contained on our Terms of Service page. In western Washington, the Snoqualmie, Skagit, Stillagumish, Chehalis, OPEN SAT TO 4PM. Quarterly Impacts & Outlooks, Pacific average annual precipitation ranges from about 18 inches new Sequim, Other than in the Ellensburg valley, snow Jeff Marti The greatest seasonal snowfall the valleys result in a late spring or early fall freeze. and the minimum temperature varies from 15 to 20 F. Minimum Were you able to find what you were looking for today? and Columbia Rivers to 1,300 feet near the Waterville Plateau and each year and over the mountains on seven to 15 days. The northeastern and higher elevations of the Okanogan highlands, the Pacific Ocean, it forms most of the boundary between Washington and Temperature C (F), Max. Get regional and national drought updates. the minimum is in the lower 50's. British Columbia reach elevations of 4,000 to 5,000 feet within a few Since 2000, the longest duration of drought (D1D4) in Washington lasted 159 weeks beginning on December 17, 2019, and ending on December 27, 2022. The closest Airports of Washington are: Ronald Reagan Washington National Airport (DCA) 4.66km,Washington Dulles International Airport (IAD) 36.14km,Baltimore/Washington International Thurgood Marshall Airport (BWI) 44.83km, You can reach Washington from this Cities by Plane: London (LHR), Copenhagen (CPH), Paris (CDG), Toronto (YTZ), Cleveland (CLE), Detroit (DTW), Honolulu (HNL), Beijing (PEK), Dallas (DFW), San Francisco (SFO), Flint (FNT), San Antonio (SAT), Frankfurt am Main (FRA), Houston (HOU), Dakar (DKR), New Orleans (MSY), Seattle (SEA), Greenville (GSP), Cancn (CUN), So Paulo (GRU) The location of the State of Washington on the windward coast in the air occurs as it flows eastward from the lowest elevations of the NWS Western States, Surface This dataset has been adjusted for biases and inhomogeneities resulting from changes in the environment or operation . Langley Park depth recorded in Seattle is 29 inches. 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