Mcallen electricity prices have decreased slightly over the past 7 days, down 0.1¢ to an average of 15.7¢/kWh. That’s about a $1/month decrease for a typical 1000 kWh home. With 118 plans available and rates ranging from 8.1¢ to 23.54¢ per kWh, the market remains competitive. We’re tracking the data daily to keep you informed.