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The heaviest snowfalls in Oregon occur in the Cascade Range.. Snowfall in Oregon is greatest in the Cascade Range. Based on data from ski resorts and a few official weather stations, average annual snowfall in the Cascades can range from 300 to 550 inches (760 to 1,400 cm). [3]
The average window in which freezing temperatures may occur is between November 15 and March 19, allowing a growing season of 240 days. [88] Annual snowfall in Portland is 4.3 inches (10.9 cm), which usually falls between December and March. [89]
Conversions between units in the metric system are defined by their prefixes (for example, 1 kilogram = 1000 grams, 1 milligram = 0.001 grams) and are thus not listed in this article. Exceptions are made if the unit is commonly known by another name (for example, 1 micron = 10 −6 metre).
A climograph is a graphical representation of a location's basic climate. Climographs display data for two variables: monthly average temperature. monthly average precipitation. [1] These are useful tools to quickly describe a location's climate .
A similar scenario is expected in Portland, where temperatures will flirt with the 100-degree mark, about 5-15 degrees above the historical average, ... and monthly record-high temperatures in ...
The Time and Temperature Building, originally known as the Chapman Building, and officially 477 Congress Street, is a 14-story office building on Congress Street in downtown Portland, Maine. The building, which replaced Preble House (a successor to the mansion of Commodore Edward Preble ), [3] is named after a large three-sided four-element ...
The monthly average high temperature ranges from roughly 30 °F (−1 °C) in January to around 80 °F (27 °C) in July. Daily high temperatures reach or exceed 90 °F (32 °C) on only four days per year on average, while cold-season lows of 0 °F (−18 °C) or below are reached on 10 nights per year on average. [ 29 ]
The blue numbers are the amount of precipitation in either millimeters (liters per square meter) or inches. The red numbers are the average daily high and low temperatures for each month, and the red bars represent the average daily temperature span for each month. The thin gray line is 0 °C or 32 °F, the point of freezing, for orientation.