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: Patchy fog and a chance of showers and thunderstorms. Cloudy, with a high near 71. East wind around 7 mph. Chance of precipitation is 40%.
Night: Patchy fog and a chance of showers and thunderstorms before 8pm, then patchy fog and a slight chance of rain showers between 8pm and midnight, then rain showers likely and patchy fog between midnight and 5am, then patchy fog and showers and thunderstorms likely. Cloudy, with a low around 61. East wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Day: Patchy fog and showers and thunderstorms before 2pm, then patchy fog and showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a high near 73. Southeast wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Night: Patchy fog and showers and thunderstorms likely before 7pm, then patchy fog and a chance of showers and thunderstorms between 7pm and 8pm, then patchy fog and showers and thunderstorms between 8pm and 11pm, then patchy fog and showers and thunderstorms. Cloudy, with a low around 64. Southwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Day: A chance of rain showers and patchy fog before 1pm. Partly sunny, with a high near 80. West wind around 7 mph. Chance of precipitation is 50%.
Night: Partly cloudy, with a low around 57. Northwest wind around 6 mph.
Day: Partly sunny, with a high near 78. Northeast wind around 5 mph.
Night: A slight chance of rain showers after 4am. Mostly cloudy, with a low around 57. Southeast wind 1 to 5 mph.
Day: A slight chance of rain showers before 2pm. Mostly cloudy, with a high near 75. Southeast wind 2 to 6 mph.
Night: Mostly cloudy, with a low around 59. West wind around 5 mph.
Day: Mostly cloudy, with a high near 79. Northwest wind around 5 mph.
Night: A slight chance of rain showers after midnight. Mostly cloudy, with a low around 56. North wind around 6 mph.
Day: A slight chance of rain showers before 7am. Partly sunny, with a high near 72. Northeast wind around 9 mph.
Night: Partly cloudy, with a low around 48. Northeast wind around 8 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