Whole House Fan in Ontario — $62/yr to Run (30.9¢/kWh)
Your whole house fan in Ontario costs about $5/month at 30.9¢/kWh. See daily, monthly, and yearly costs, plus tips to cut your bill.
Ontario, CA Electricity Rate
30.9¢/kWh
Utility: Pacific Gas & Electric
+137% vs national avg
National avg: 13.0¢/kWh
Daily Cost
$0.62
2.0 kWh/day
Monthly Cost
$5.14
17 kWh/mo
Annual Cost
$62
200 kWh/yr
Lifetime (20yr)
$1,234
energy only
Monthly Cost Breakdown in Ontario
| Period | kWh | Ontario Cost | National Avg | Difference |
|---|---|---|---|---|
| Daily | 2.0 | $0.62 | $0.26 | +$0.36 |
| Weekly | 14.0 | $4.32 | $1.82 | +$2.50 |
| Monthly | 16.7 | $5.14 | $2.17 | +$2.98 |
| Quarterly | 50.0 | $15.43 | $6.50 | +$8.93 |
| Annual | 200.0 | $61.72 | $26.00 | +$35.72 |
Customize Your Whole House Fan Cost
Adjust usage hours and electricity rate to calculate your exact cost in Ontario.
Daily
$0.62
Monthly
$5.14
Annual
$62
20-Year
$1,234
Energy Saving Tips for Whole House Fan in Ontario
- ✓Ontario electricity rates are 137% above the national average — energy efficiency matters more here.
- ✓A smart Whole House Fan with scheduling optimization can save ~$6/year at Ontario rates.
- ✓Ontario's warm climate (avg 79°F) means higher cooling costs — consider ceiling fans to supplement.
- ✓Use in the evening when outside is cooler
- ✓Open windows when running
- ✓Close attic access in winter
Highest-Cost Appliances in Ontario, CA
See which appliances cost the most to run at Ontario's 30.9¢/kWh electricity rate.
Level 2 EV Charger (240V)
Transportation · 7,200W
$3,999/yr
$333.29/mo
Electric Furnace
HVAC · 10,000W
$2,777/yr
$231.45/mo
Electric Tankless Water Heater
Water Heating · 18,000W
$2,028/yr
$168.96/mo
EV Charger (Level 2)
Garage · 7,200W
$2,000/yr
$166.64/mo
Boiler (Electric)
HVAC · 6,000W
$1,666/yr
$138.87/mo
Electric Water Heater (Tank)
Water Heating · 4,500W
$1,521/yr
$126.72/mo
Water Heater (Tank Electric)
Water Heating · 4,500W
$1,521/yr
$126.72/mo
Heat Pump
HVAC · 2,400W
$1,185/yr
$98.75/mo
Whole House Fan Cost in Other California Cities
| City | Rate | Annual Cost | vs Ontario |
|---|---|---|---|
| Ontario (current) | 30.9¢ | $62 | — |
| Los Angeles | 30.5¢ | $61 | $-1 |
| San Diego | 28.8¢ | $58 | $-4 |
| San Jose | 34.7¢ | $69 | +$8 |
| San Francisco | 26.5¢ | $53 | $-9 |
| Fresno | 29.9¢ | $60 | $-2 |
| Sacramento | 24.7¢ | $49 | $-12 |
| Long Beach | 33.5¢ | $67 | +$5 |
| Oakland | 27.9¢ | $56 | $-6 |
Whole House Fan Energy Cost FAQ — Ontario, CA
Understanding Whole House Fan Energy Costs in Ontario, CA
Ontario is a mid-sized California city where residential electricity rates from Pacific Gas & Electric are shaped by regional energy supply and local demand patterns. Running a low-draw appliance like the Whole House Fan (500W) at Ontario's rate of 30.9¢/kWh costs approximately $62 per year — $36 more than the national average of $26.
Electricity in Ontario is significantly more expensive than the national average — 137% higher. For a Whole House Fan used 4 hours per day, this rate premium adds up to $36 in extra annual costs. Energy-efficient models and usage habits have an outsized impact in high-rate markets like this.
Ontario has a high cost of living (index: 146), which means electricity is just one of many above-average expenses. Reducing appliance energy costs — even by small amounts — contributes to meaningful household savings in this market. While no ENERGY STAR version is available, a smart Whole House Fan with automated scheduling can reduce consumption by 10%, saving $6/year.
In Ontario's warm climate (avg 79°F), HVAC-related appliances tend to run more frequently, compounding energy costs. A Whole House Fan produces approximately 0.14 tons of CO2 annually at typical usage. Ontario residents can reduce this footprint by optimizing usage patterns, or investing in solar — see our solar savings calculator for Ontario.
Compare All Energy Costs in Ontario
See energy costs for 178+ household appliances at Ontario's local electricity rate.
Frequently Asked Questions
How much does it cost to run a Whole House Fan in Ontario, CA?
At Ontario's average electricity rate of 30.9¢/kWh, a Whole House Fan costs approximately $62 per year to run. That's about $5.14 per month with typical usage of 4 hours per day.
What is the electricity rate in Ontario, CA?
The average residential electricity rate in Ontario, CA is 30.9¢/kWh, which is 137% above the national average of 13.0¢/kWh. The primary utility provider is Pacific Gas & Electric.
How much electricity does a Whole House Fan use per year?
A Whole House Fan uses approximately 500 watts and consumes about 200 kWh per year with typical usage of 4 hours/day for 100 days/year.
Is a Whole House Fan expensive to run in Ontario?
Compared to the national average cost of $26/year, running a Whole House Fan in Ontario costs $36 more per year due to higher local electricity rates.
How can I reduce my Whole House Fan energy cost in Ontario?
To reduce Whole House Fan costs in Ontario: Use in the evening when outside is cooler. Open windows when running. Consider using a smart plug to monitor and optimize usage. Also check with Pacific Gas & Electric for local energy efficiency rebates and programs.