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: A chance of showers and thunderstorms before 10am, then showers and thunderstorms between 10am and 4pm, then showers and thunderstorms likely. Cloudy, with a high near 85. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Night: Showers and thunderstorms likely before 4am. Mostly cloudy, with a low around 67. West wind 0 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Day: Mostly sunny, with a high near 85. Northwest wind around 5 mph.
Night: Mostly clear, with a low around 64. North wind 0 to 5 mph.
Day: Mostly sunny, with a high near 85.
Night: Mostly clear, with a low around 62.
Day: Sunny, with a high near 86.
Night: Mostly clear, with a low around 62.
Day: Sunny, with a high near 87.
Night: Mostly clear, with a low around 62.
Day: Sunny, with a high near 89.
Night: Partly cloudy, with a low around 65.
Day: Mostly sunny, with a high near 89.
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