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Category: Cold

State of Oregon Top-10 Extreme Averages in 2022

State of Oregon Top-10 Extreme Averages in 2022

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Here are the Top-10 Oregon statewide average temperature and precipitation records set in 2022 and their rankings covering the period 1895-2022. This data is from the National Centers for Environmental Information (NCEI), the federal archive for U.S. weather and climate data. This data could subsequently be updated as new/delayed data becomes available and incorporated in future updates. Number 1 rankings are shown in bold text.    Please click the link below for a pdf version of this data and for…

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HAPPY VALLEY, OREGON WEATHER: DECEMBER 2022

HAPPY VALLEY, OREGON WEATHER: DECEMBER 2022

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TEMPERATURES December 2022 at Portland’s three official stations reported Average Temperature Departures-from-Normal ranging from -2.6° at the Portland International Airport (PDX) to -3.8° at the Portland National Weather Service Forecast Office (WFO) in the Park Rose neighborhood. Through the first 2/3 of the month, the weather was fairly uneventful temperature-wise. Here in Happy Valley, through the first 21 days, Maximum Temperatures only varied by 10.9°, ranging from 37.2° to 48.1°. Polar air briefly invaded the area beginning in the early…

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OREGON: A STATEWIDE TOP-10 COLDEST OCTOBER IN 2019

OREGON: A STATEWIDE TOP-10 COLDEST OCTOBER IN 2019

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It was a much drier than normal October in 2019 as the statewide average in Oregon was just 1.60″, only 65% of the 1895-2019 Normal of 2.46″.  However, the persistent chilly weather, especially in the northern half of the state, was the more important story this month.  Overall, it was the 4th coldest October in the last 125 years with a Mean Temperature of 43.2°, just 1.0° short of the coldest of all time which occurred exactly 100 years prior…

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Happy Valley, Oregon Weather: September 2019

Happy Valley, Oregon Weather: September 2019

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TEMPERATURES Mean Temperatures were slightly below normal this month; Average Maxima were actually noticeably cooler than average (about 4°) but were balanced by milder-than-normal Minima. It was a typical September in that the warmest weather occurred at the beginning and mostly gradually cooled as the month progressed. The month would likely have averaged above normal had it not been for very chilly air invading the last few days. In fact, the Portland Airport (PDX) only made it to 52° on…

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Portland, Oregon: All-Time Cold September Maximum Temperatures

Portland, Oregon: All-Time Cold September Maximum Temperatures

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An unusual early-Autumn weather pattern that brought incredible late-September snows to the northwestern U.S. (over 40″ in parts of Montana and 14″ at Oregon’s Timberline Ski Area on Mt. Hood) also pushed very chilly air and valley rain all the way to the Pacific Coast. Under continuous cloud-cover, Maximum temperatures struggled to even make it to 50° in the Portland-Vancouver Metro Area, resulting in the coldest readings ever seen in, at least, 147 years. The Portland Airport (official records back…

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