Mcallen electricity prices have decreased slightly over the past 7 days, down 0.1¢ per kWh to an average of 16.08¢. That translates to about $1/month in savings for a typical household. With 121 plans available and rates ranging from 8.5¢ to 23.54¢, the South Texas market remains competitive. Small decreases like this can be worth acting on if you’re already considering a switch.