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: Sunny, with a high near 69. East northeast wind around 5 mph.
Night: Mostly clear, with a low around 42. Southeast wind around 5 mph.
Day: Sunny, with a high near 78. North northeast wind 0 to 5 mph.
Night: Mostly clear, with a low around 47. West southwest wind around 5 mph.
Day: Mostly sunny, with a high near 83. North northeast wind around 5 mph.
Night: Partly cloudy, with a low around 51. North wind 5 to 10 mph.
Day: Sunny, with a high near 78. East northeast wind 5 to 15 mph.
Night: Partly cloudy, with a low around 49. South southwest wind 5 to 10 mph.
Day: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. South southwest wind 5 to 10 mph.
Night: Mostly cloudy, with a low around 49. West southwest wind 5 to 10 mph.
Day: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Southwest wind 5 to 10 mph.
Night: Partly cloudy, with a low around 49. West southwest wind around 5 mph.
Day: Sunny, with a high near 79. West southwest wind around 5 mph.
Night: Partly cloudy, with a low around 50. West wind around 5 mph.
Tue's High Temperature
108 at 16 Miles Southwest Of Tecopa, CA and Death Valley, CA
Wed's Low Temperature
19 at 14 Miles West-southwest Of Mackay, ID