Wyoming weather by county: is it normal?

Wyoming in September 2026

23 of 23 counties ran at least 1° warmer than usual in September 2026, and 0 ran at least 1° cooler.
Warmest against its own records: Laramie County (1st-warmest September of 132). Even the least warm, Teton County, had its 25th-warmest.
Wettest September against its records: Weston County, 1.6 inches (28th-wettest).
22 of 23 counties were in moderate drought or worse on NOAA's Palmer reading for September.
Since 1970 the state's counties have warmed about 0.5° per decade on average, Albany County the most at 0.6°.

This week's forecast against the usual, and every month since 1895, for all 23 counties in Wyoming. 14 had a top-10 warm September in 2026.