1926 - The temperature at Yellowstone Park dipped to nine degrees below zero. It was the coldest reading of record in the U.S. during September. Severe freezes were widespread over the northwestern U.S. causing great crop destruction. In Washington State, Spokane County experienced their earliest snow of record. Harney Branch Experiment Station in Oregon reported a temperature of 2 degrees above zero to establish a state record for the month of September.
More on this and other weather history
Day: Widespread fog before 10am. Mostly sunny, with a high near 73. Southwest wind around 0 mph.
Night: Patchy fog after 5am. Mostly clear, with a low around 51. Southwest wind around 0 mph.
Day: Patchy fog before 8am. Sunny, with a high near 76. West wind 0 to 10 mph, with gusts as high as 20 mph.
Night: Mostly clear, with a low around 45. North wind 0 to 5 mph, with gusts as high as 20 mph.
Day: Sunny, with a high near 69. Southeast wind 0 to 10 mph, with gusts as high as 20 mph.
Night: Partly cloudy, with a low around 49. South wind 5 to 10 mph, with gusts as high as 20 mph.
Day: Sunny, with a high near 68. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Night: Mostly clear, with a low around 44. Southwest wind 0 to 5 mph.
Day: Sunny, with a high near 73. South wind around 5 mph.
Night: Partly cloudy, with a low around 51. South wind around 5 mph.
Day: Mostly sunny, with a high near 75. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Night: Mostly cloudy, with a low around 55. Southeast wind around 5 mph.
Day: Partly sunny, with a high near 74. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tue's High Temperature
108 at 16 Miles Southwest Of Tecopa, CA and Death Valley, CA
Tue's Low Temperature
15 at 14 Miles West-southwest Of Mackay, ID