Microwave Oven in San Antonio — $18/yr to Run (13.5¢/kWh)
Your microwave oven in San Antonio costs about $1/month at 13.5¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
San Antonio, TX Electricity Rate
13.5¢/kWh
Utility: CPS Energy
+4% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$0.05
0.4 kWh/day
Monthly Cost
$1.48
11 kWh/mo
Annual Cost
$18
131 kWh/yr
Lifetime (10yr)
$177
energy only
Monthly Cost Breakdown in San Antonio
| Period | kWh | San Antonio Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 0.4 | $0.05 | $0.05 | +$0.00 |
| Weekly | 2.5 | $0.34 | $0.33 | +$0.01 |
| Monthly | 11.0 | $1.48 | $1.42 | +$0.05 |
| Quarterly | 32.9 | $4.43 | $4.27 | +$0.16 |
| Annual | 131.4 | $17.74 | $17.08 | +$0.66 |
Customize Your Microwave Oven Cost
Adjust usage hours and electricity rate to calculate your exact cost in San Antonio.
Daily
$0.05
Monthly
$1.48
Annual
$18
10-Year
$177
Energy Saving Tips for Microwave Oven in San Antonio
- ✓San Antonio electricity rates are 4% above the national average — energy efficiency matters more here.
- ✓A smart Microwave Oven with scheduling optimization can save ~$1/year at San Antonio rates.
- ✓Use for reheating instead of oven
- ✓Cover food to heat faster
- ✓Clean interior for peak efficiency
Highest-Cost Appliances in San Antonio, TX
See which appliances cost the most to run at San Antonio's 13.5¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$1,750/yr
$145.80/mo
Electric Furnace
HVAC · 10,000W
$1,215/yr
$101.25/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$887/yr
$73.91/mo
EV Charger (Level 2)
Garage · 7,200W
$875/yr
$72.90/mo
Boiler (Electric)
HVAC · 6,000W
$729/yr
$60.75/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$665/yr
$55.43/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$665/yr
$55.43/mo
Heat Pump
HVAC · 2,400W
$518/yr
$43.20/mo
Microwave Oven Cost in Other Texas Cities
| City | Rate | Annual Cost | vs San Antonio |
|---|---|---|---|
| San Antonio (current) | 13.5¢ | $18 | — |
| Houston | 12.6¢ | $17 | $-1 |
| Dallas | 14.0¢ | $18 | +$1 |
| Austin | 14.3¢ | $19 | +$1 |
| Fort Worth | 14.3¢ | $19 | +$1 |
| El Paso | 14.2¢ | $19 | +$1 |
| Arlington | 12.4¢ | $16 | $-1 |
| Corpus Christi | 15.0¢ | $20 | +$2 |
| Plano | 12.0¢ | $16 | $-2 |
Microwave Oven Energy Cost FAQ — San Antonio, TX
Understanding Microwave Oven Energy Costs in San Antonio, TX
In a major metro like San Antonio, electricity demand is high and rates reflect the cost of maintaining infrastructure for 1.5 million residents. Running a moderate-draw appliance like the Microwave Oven (1,200W) at San Antonio's rate of 13.5¢/kWh costs approximately $18 per year — $1 more than the national average of $17.
San Antonio rates are 4% above the national average — a modest premium that adds $1 per year to Microwave Oven operating costs. Over the appliance's 10-year lifespan, that's $7 in cumulative extra spending versus the national average.
With a cost of living index of 99, San Antonio is near the national median. The Microwave Oven's monthly cost of $1.48 represents a typical share of the average San Antonio electric bill of $129/month. While no ENERGY STAR version is available, a smart Microwave Oven with automated scheduling can reduce consumption by 5%, saving $1/year.
San Antonio's moderate climate (avg 59.5°F) helps keep seasonal energy cost swings manageable for most appliances. A Microwave Oven produces approximately 0.09 tons of CO2 annually at typical usage. San Antonio residents can reduce this footprint by optimizing usage patterns, or investing in solar — see our solar savings calculator for San Antonio.
Compare All Energy Costs in San Antonio
See energy costs for 168+ household appliances at San Antonio's local electricity rate.