1982 - A snowstorm over Wyoming produced 16.9 inches at Lander to esablish a 24 hour record for September for that location.
More on this and other weather history
Day: Showers and thunderstorms likely before 9am, then a chance of showers and thunderstorms. Partly sunny, with a high near 64. Southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Night: Partly cloudy. Low around 36, with temperatures rising to around 38 overnight. West southwest wind 2 to 7 mph.
Day: Mostly sunny, with a high near 68. North wind around 5 mph.
Night: Mostly clear, with a low around 37. Northeast wind around 6 mph.
Day: Sunny, with a high near 71.
Night: Mostly clear, with a low around 40.
Day: Sunny, with a high near 74.
Night: Mostly clear, with a low around 42.
Day: Sunny, with a high near 76.
Night: Partly cloudy, with a low around 44.
Day: A slight chance of rain showers after noon. Mostly sunny, with a high near 76. Chance of precipitation is 20%.
Night: A slight chance of rain showers. Partly cloudy, with a low around 45. Chance of precipitation is 20%.
Day: A chance of rain showers. Mostly sunny, with a high near 74. Chance of precipitation is 30%.
Sun's High Temperature
108 at Death Valley, CA
Sun's Low Temperature
18 at 27 Miles South Of Bonanza, UT