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
Night: A chance of rain showers before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then showers and thunderstorms. Cloudy, with a low around 65. South wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Day: Showers and thunderstorms before 3pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 73. Southwest wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Night: A chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 60. West wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Day: A chance of rain showers before 8am. Partly sunny, with a high near 75. Northwest wind around 6 mph.
Night: Partly cloudy, with a low around 57. North wind around 3 mph.
Day: A chance of rain showers after 8am. Mostly cloudy, with a high near 75. Chance of precipitation is 20%.
Night: A chance of rain showers. Mostly cloudy, with a low around 58.
Day: A chance of rain showers. Partly sunny, with a high near 78.
Night: A chance of rain showers. Partly cloudy, with a low around 59.
Day: A chance of rain showers. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Night: A chance of rain showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Day: A chance of rain showers. Mostly sunny, with a high near 77. Chance of precipitation is 30%.
Night: A chance of rain showers. Partly cloudy, with a low around 55.
Day: A chance of rain showers before 8am. Mostly sunny, with a high near 73.
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