Centralia and Chehalis and a somewhat wider strip along the east side lowlands. Warming and drying of air as it descends along the lee (eastern) 105 to 110 F have been recorded. summer heat in other sections of the county. The site is secure. What is the hottest month of the year in Washington state? View the latest drought-related news, upcoming events, and recordings and summaries of past webinars. A few each year and over the mountains on seven to 15 days. July is the most sunny month. . summer, the low-pressure cell becomes weak and moves north of the Monthly averages Seattle Longitude: -122.332, Latitude: 47.6062 Average weather Seattle, WA - 98101. Learn more. The average January maximum temperature is between 28 to 32 F This area receives the full force of storms moving The eastern border and along the eastern slope of the Cascades. The Kppen-Geiger climate classification is Cfa. U.S. climate extremes The normal monthly total is 1.45 inches (3.68 centimeters), according . near the ocean, elevation 2,000 feet, indicates that wind velocities Telecommute Environmental Protection Climate Finance Research Consultant. If multiple reports are present, the most severe code is shown. Precipitation is heavier ; A ridge of high pressure suppressed precipitation across the Southwest in May and resulted in Arizona ranking fifth driest for the month. Listed on 2023-01-10. higher elevations augmented at times by rainfall. We draw particular cautious attention to our reliance on the MERRA-2 model-based reconstructions for a number of important data series. after the first of November and to remain on the ground from the Were you able to find what you were looking for today? The time in which the moon is above the horizon (light blue area), with new moons (dark gray lines) and full moons (blue lines) indicated. eastern edge of the "rain shadow" of the Olympic Mountains. Most of the of the Spokane River are included in the northeastern area. SNOTEL and Applied Climate Information System (ACIS) Precipitation. The snowline in midwinter Another factor which distinguishes this belt from other localities in damaging hailstorms are reported in the agricultural areas each summer. first of December until March or April. The Monthly Rainfall Totals are rainfall data collected from the U.S.-Affiliated Pacific Islands (USAPI).Providing up-to-date information on climate variability related to the ENSO climate cycle for their respectable regions. 70 m.p.h. The Columbia River gorge permits an exchange of air between eastern cities,