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: Areas of fog after 2am. Mostly cloudy, with a low around 58. North wind around 5 mph.
Day: Areas of fog before 9am. Mostly sunny, with a high near 76. North wind around 5 mph.
Night: Mostly clear, with a low around 54. Northeast wind 0 to 5 mph.
Day: Sunny, with a high near 78. Northwest wind around 0 mph.
Night: Mostly clear, with a low around 54. Southeast wind around 0 mph.
Day: Sunny, with a high near 80. South wind around 0 mph.
Night: Mostly clear, with a low around 56. Southeast wind around 0 mph.
Day: Sunny, with a high near 81. Southeast wind 0 to 5 mph.
Night: Mostly clear, with a low around 57. East wind around 0 mph.
Day: Mostly sunny, with a high near 80. Southeast wind 0 to 5 mph.
Night: Partly cloudy, with a low around 58. East wind around 0 mph.
Day: Mostly sunny, with a high near 80. Southeast wind 0 to 5 mph.
Night: Mostly clear, with a low around 58. East wind 0 to 5 mph.
Day: Sunny, with a high near 80. Southeast wind 0 to 5 mph.
Wed's High Temperature
110 at 4 Miles South Of Tolleson, AZ
Wed's Low Temperature
19 at 14 Miles West-southwest Of Mackay, ID