Wyoming, United States Climate Records

Warmest September Days

The warmest September days in Wyoming are:

Sheridan, Wyoming1998100.9°F
Sheridan, Wyoming200799°F
Sheridan, Wyoming197899°F
Sheridan, Wyoming197999°F
Sheridan, Wyoming199098.1°F

Coldest September Days

The coldest September days in Wyoming were:

Sheridan, Wyoming19846.1°F
Cheyenne, Wyoming19858.1°F
Casper, Wyoming198316°F
Casper, Wyoming198517.1°F
Cheyenne, Wyoming198417.1°F

Wettest September Days

The wettest single days in September occurred:

Cheyenne, Wyoming19732.7 inches
Casper, Wyoming19731.9 inches
Casper, Wyoming19501.8 inches
Casper, Wyoming19891.8 inches
Sheridan, Wyoming19991.5 inches