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 11am. Mostly sunny, with a high near 73. Northeast wind around 0 mph.
Night: Patchy fog after midnight. Mostly clear, with a low around 50. Southwest wind around 0 mph.
Day: Areas of fog before 8am. Sunny, with a high near 78. Southwest wind 0 to 5 mph, with gusts as high as 20 mph.
Night: Mostly clear, with a low around 50. Northwest wind 0 to 5 mph.
Day: Sunny, with a high near 73. East wind around 5 mph.
Night: Mostly clear, with a low around 53. South wind around 5 mph.
Day: Sunny, with a high near 72. Northwest wind around 5 mph.
Night: Mostly clear, with a low around 44. West wind 0 to 5 mph.
Day: Sunny, with a high near 75. South wind 0 to 5 mph.
Night: Partly cloudy, with a low around 53. Southeast wind around 5 mph.
Day: Mostly sunny, with a high near 77. South wind around 5 mph.
Night: Partly cloudy, with a low around 56. Southeast wind around 5 mph.
Day: Partly sunny, with a high near 77. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Night: Mostly cloudy, with a low around 57. Southeast wind around 5 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