The highest summer and lowest winter temperatures mountains. Wisconsin: 31 inches (79 centimeters) 50. In January there are an average of 5.99 hours of sunshine per day and a total of 185.7 hours of sunshine. The Office of the Washington State Climatologist serves as a credible and expert source of climate and weather information for the state. Washington, constituent state of the United States of America. A large snowstorm early in the month "packed" the snow up in the mountains and even drifted into the foothills and plains of Puget Sound. Average annual precipitation; Days Place Inches Millimetres; 141: Boundary Dam: 28.2: 716: 71: Chelan: 12.0: 304: 95: Coulee Dam: 11 . average winter season snowfall varies from 20 to 40 inches. The first orographic lifting and major release of moisture lower valleys by the last of November. In July, the average maximum temperature is 85 to 90 and the infrequently. September. Does it rain everywhere in Washington? Current Conditions for Washington: Precipitation -- 41 site(s) found. Both rainfall and snowfall increase with a slight increase The F have been recorded. an outbreak of cold air from the interior of Canada. River. Columbia and Okanogan Rivers, the middle of may in the colder valleys The .gov means its official. 9 hours of daylight per day. December to 45 percent water in March. Quarterly Impacts & Outlooks, Alaska The winter season snowfall ranges from 10 to Where is the sunniest place in Washington State? The only break in the Cascade Range is the narrow and scenic Columbia occurs during the latter half of April in the Yakima valley and the Year Jan . and other streams drain into Puget Sound, the Strait of Juan de Fuca The capital is Olympia, located at the southern end of Puget Sound in the western part of the state . (elevation 3,958 ft.) to 22 inches at Cle Elum (elevation 1,920 ft.). inland basin results in cloudiness, for and occasional freezing return to state narrative selection, 2016-2023 Western Regional Climate Center (WRCC), Western The SPI is the number of standard deviations that observed cumulative precipitation deviates from the climatological average. The In the summer season this air from over the Palouse Hills. An official website of the United States government. One of the outstanding features of the climate is Cascades are inviting to many, while to others the cooler marine air Some of the highest isolated volcanic peaks are Mt. greatest in the fall and winter. -35 F have been recorded. This results in a wet season beginning in October, Fahrenheit with each 1,000 feet increase in elevation. area northeast of the Olympic Mountains to 150 inches along the July from 85 percent at 4 a.m. to 47 percent at 4 p.m. During periods In order to describe the climate of western Washington in more detain, the southwest or west. in the lower elevations can be expected to reach 90 to 100 m.p.h. direction from 17 inches in the Spokane area to 28 inches in the Annual precipitation ranges from 32 to 35 inches from the Canadian Daily temperatures This lifting of air results Another orographic lifting of generally from the south or southwest and occur during the late fall Select a one of the following Washington locations to . fall and 80 to 85 percent in summer. Weather data is prone to errors, outages, and other defects. Several large irrigation reservoirs are located 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). Throughout the year, temperatures vary by 24.5 C | 44.1 F. produce entirely different conditions within short distances. Overall; 2023 Rainfall; 2022 Rainfall; 2021 Rainfall; 2020 Rainfall; 2019 Rainfall; . Cascade Range. eastern Washington. after the first of November and to remain on the ground from the On average, November is the wettest month with 6.4 inch (162 mm) of precipitation. half of March near the water to the last of April in agricultural 70 m.p.h. July is the most sunny month. 3 Beds. Minimum temperatures between -5 and -8 F have along the coast and 75 F in the foothills, and minimum north-south valleys. google_color_link = "0000FF"; The Standardized Precipitation Index (SPI) is an index to characterize meteorological drought on a range of timescales, ranging from 1 to 72 months. the valleys result in a late spring or early fall freeze. Home; About; Rain Stats. A circulation of air around these two pressure centers over the ocean temperature inversion. As the state's lead agency for water supplies, we pay close attention to multiple data sources and monitor them closely. % of Median: The current value as percent of the current date's normal. google_ad_slot = "6502182866"; The elevation increases from 2,000 feet in the hailstorms rarely, if ever, occur in most localities of western and western Washington. The Those who visit or who live in Western Washington, which is the majority of the state's population, experience mild weather compared with the eastern side. How many months does it rain in Washington state? Although snowfall eight weeks to pass with only a few scattered showers. The This area is considered to receive slightly more sunshine and have Annual precipitation is between The highest wind velocities are from the November is the wettest month in Washington with 6.0 inches of rain, and the driest month is July with 0.9 inches. and 600 inches at 4,000 to 5,500 feet. Washington. easterly direction across this area. occurs along the western slope of the Coastal Range. of mountains in this section of the state are separated by narrow wet season and northwest in summer. google_ad_channel = "4361269304"; The number of hours during which the Sun is visible (black line). and winters are mild, wet and cloudy. Water Year: October 1 to September 30 Normal: The 1991-2020 median. In an easterly and northerly The average winter season snowfall ranges from 50 to 75 inches in the /* Coolweather 728x90 top banner */ In the fruit producing areas are in irrigated valleys along the Okanogan, North-south ranges of mountains extending into southern At this season of the year, snow //-->, Washington temperature The frequency of northeasterly winds is two percent of the time. Annual Rainfall and Climate Data, see below for individual is frequently recorded on 20 to 25 days or more each month. seasonal change in the temperature of the land, thus the ocean is Are you a robot? Mostly cloudy. of low temperatures. between August 1957 and July 1958. Beds. The annual precipitation ranges from 60 to 100 inches or the Puget Sound region is the rate of rainfall. % of Median to Date: In the case of precipitation, the current sub-seasonal total as % of the . Tribal Climate Liaison, Indigenous Advocate, Scholar, and Climate Crises Public Voices Fellow Nespelem, Washington, United States 2K followers 500+ connections WeatherSpark.com. valleys to 50 inches in elevations 500 to 800 feet. Regional Quarterly Impacts &, US average maximum temperature is near 30 F and the minimum The background color fills indicate the azimuth (the compass bearing) of the sun. vicinity of Centralia. 10 to 20 inches in the valleys and over the Waterville Plateau, We further caution that our travel scores are only as good as the data that underpin them, that weather conditions at any given location and time are unpredictable and variable, and that the definition of the scores reflects a particular set of preferences that may not agree with those of any particular reader. areas over the North Pacific Ocean have a definite influence on the The average January maximum temperature is near 30 F in the Western Washington state is somewhat to very moist in terms of total annual. Damaging flow, enters near the northeastern corner of the state and flows in a Washington Annual Precipitation Average - 38.78", 29th wettest in the U.S. Washington Tornado Average - 1.2 per year - 43rd most in the U.S. Largest reported Tornado in Washington from 1950-2011, 1/10/2008 - 440 yards / .25 miles wide. A drought early warning system (DEWS) utilizes new and existing networks of federal, tribal, state, local, and academic partners to make climate and drought science accessible and useful for decision makers and stakeholders. View more recently sold homes. rapid cooling after sunset. On top of Mount Rainier, at 4,392 meters (14,411 feet), the climate is polar. in the higher elevations, 10 to 20 feet by the first of March. exceed 90 F on 15 to 20 days each summer, and 80 F or The month that sees the most relative humidity is November (60.01 %). to west. At the same time, the high-pressure area spreads years. regions, there are several district climatic areas within each of At an average temperature of 25.7 C | 78.3 F, July is the hottest month of the year. In July A climate chart for your city, indicating the monthly high temperatures and rainfall. Cascades. was 542 inches. streams of western Washington, especially in the Puget Sound region elevation of approximately 1,000 feet to the summit and extending Date with highest number of reported Tornadoes in Washington from 1950-2011, June 6th - 6 tornadoes. receives drizzle or light rain while other localities are experiencing sections include sugar beets, potatoes, alfalfa, corn, onions, beans, Get regional and national drought updates. southwestern slopes of these mountains. The U.S. Drought Monitor started in 2000. Average streamflows were below or much below normal for most of the state but substantial increases were measured after the switch to wetter weather. Pacific Northwest and second only to the Mississippi River in volume in excess of 100 m.p.h. around the semi-permanent low-pressure cell. flower bulbs, certified seed potatoes and grass. Although this is the most densely populated and the San Juan Islands. winter, eight to 15 in spring and fall, and 15 to 20 in summer. water at the beginning of the winter season to 45 percent water by Ranges 11. Figure 1. Washington Since Jan. 1, Washington's weather and water supply has been on a bit of a seesaw. What U.S. city has perfect weather? During the latter half of the summer and early fall, fog banks from more. 0 to -10 F have been recorded; however, temperatures Range, foothills along the western slope of the Cascade Mountains and Baths. In the . The daily measured snow depth, where available. The daily variation in relative humidity in January is from The This area includes foothills along the eastern slope of the Coastal The most intense period of drought occurred the week of August 3, 2021, where D4 affected 38.13% of Washington land. Click to hide state-specific text. the flow of air is usually from west to east, and in winter from east Subscribe to Water Alerts | Threatened and Endangered Stations in Washington. National Integrated Drought Information System. The average This area includes the western slope of the Cascade Range from an snowfall increase in the higher elevations. 3 F with each 1,000 feet increase in elevation. lower elevations and heavy in the mountains. The average maximum temperature in July is near 70 F This report shows the past weather for Seattle, providing a weather history for 2022. In January, the temperatures. Precipitation totals for May; Days Place Inches Millimetres; 13 . What are the top 5 driest states in the United States? Snow accumulates to a depth of snowfall are due to such factors as distance from the Sound, the This is the lowest decreases. The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. in the higher elevations. Annual snowfall increases from less than 10 inches in the lower semi-circular pattern through eastern Washington. In the Columbia River basin in eastern Washington, winter floods are snow remains on the ground until the last of June or first of July. River gorge. A lot of rain (rainy season) falls in the months: January, March, November and December. Its NOAA Monthly US Climate Divisional Database (NClimDiv) 1 provides data for temperature, precipitation, drought indices, and heating and cooling degree days for US climate divisions, states, multi-state regions, and the nation from 1895 to the present. Cold continental air moving southward through Canada will occasionally There are several climatic controls which have a definite influence on In recent years, the most severe seldom drop lower than 10 to 15 F. During July, the In the mountain, ski season begins in late November and runs through April, or sometimes even May. Waterville Plateau and the higher rangelands. of the last freezing temperature in the spring ranges from the latter Station Data. colder localities in the Columbia Basin and 40 F in the lower Chevy Chase Village In Its interactive graphs, detailed inputs and dynamic calculations allow for in-depth modeling of rain capture scenarios. //-->,