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On average, the first frost occurs October 22, and the last on May 6. [ citation needed ] The Rogue Valley is in USDA plant hardiness zones 7–9. [ 2 ] Sub-zero temperatures are extremely rare in the valley; the Rogue Valley International-Medford Airport has not recorded such extreme cold weather since December 21, 1990, when the temperature ...
First frost dates are based on historical averages, but of course, weather is unpredictable. It's estimated that a frost may occur earlier than the given date 30% of the time. So use the first ...
Hillsboro was incorporated as the Town of Hillsboro on October 19, 1876, by the Oregon Legislature. [12] The first mayor was A. Luelling, who took office on December 8, 1876, and served a one-year term. [13] Notable later mayors included Congressman Thomas H. Tongue (1882 and 1886) and state senator William D. Hare (1885). [13]
The 5,553 sq ft (515.9 m 2) house was originally built for Oregon Nursery Company's founder Malcolm McDonald in 1912. [1] It is situated on the 1,200 acres (490 ha) Orenco landholding (east of Hillsboro ), which was purchased by the McDonald in the early 1900s.
Des Moines — First fall frost Oct. 14 and last spring frost April 24. Iowa City — First fall frost Oct.13 and last spring frost April 28. Sioux City — First fall frost Oct. 1 and last spring ...
The Imbrie family arrived in the mid-1840s as part of Oregon's first flood of white settlers. The Imbries came to Oregon from the Midwest, but the family's patriarch, James Imbrie, Jr., was born and raised in the Kingdom of Fife on the southeast coast of Scotland. James' sons, James III and Robert, each developed farms in Washington County.
Mount Hood, Oregon, c. 1881 –1883. Brooklyn Museum. Timberline Lodge is a National Historic Landmark located on the southern flank of Mount Hood just below Palmer Glacier, with an elevation of about 6,000 ft (1,800 m). [10] The mountain has four ski areas: Timberline, Mount Hood Meadows, Ski Bowl, and Cooper Spur.
Shute–Meierjurgen Farmstead is a farm located in the north of Hillsboro Airport, in the vicinity of Hillsboro, Washington County, Oregon. [1] It is listed on the National Register of Historic Places in 2018. [2] [3] [4]