Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The historic average, from 1895–2020 (https://www.prism.oregonstate.edu/), is depicted as a dashed line for reference. Also worthy of note, winter weather was considered extreme in November and December 2019, when an Arctic airmass brought frigid temperatures and snowfall.
