yum repository for WeeWX

Tell the system to trust weewx.com

sudo rpm --import http://weewx.com/keys.html

Tell yum where to find the WeeWX repository

curl -s http://weewx.com/yum/weewx.repo | sudo tee /etc/yum.repos.d/weewx.repo

Install WeeWX

sudo yum install weewx

Update WeeWX

sudo yum update weewx