Cheapest Hours

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Current sample rate record

San Diego Gas & Electric Co TOU-DR-2 Coastal Baseline Region: Cheapest Hours and Peak Times

On TOU-DR-2 Coastal Baseline Region, the summer weekday cheapest period runs 12 AM to 4 PM and 9 PM to 12 AM at 31.1 cents per kWh. Peak runs 4 PM to 9 PM at 58.2 cents per kWh. On weekends, the cheapest period runs 12 AM to 4 PM and 9 PM to 12 AM. Rate effective .

Cheapest summer price31.1¢/kWh
Summer peak price58.2¢/kWh
Summer spread27.1¢/kWh
Estimated EV value$625/year

24-hour schedule

When each price applies

Winter: January, February, March, April, May, November, December

On weekdays, the cheapest price is 36.7 cents per kWh during 12 AM to 4 PM and 9 PM to 12 AM. Peak is 50.4 cents per kWh from 4 PM to 9 PM.

Text data table
Hour startingPrice
0:0036.653¢/kWh
1:0036.653¢/kWh
2:0036.653¢/kWh
3:0036.653¢/kWh
4:0036.653¢/kWh
5:0036.653¢/kWh
6:0036.653¢/kWh
7:0036.653¢/kWh
8:0036.653¢/kWh
9:0036.653¢/kWh
10:0036.653¢/kWh
11:0036.653¢/kWh
12:0036.653¢/kWh
13:0036.653¢/kWh
14:0036.653¢/kWh
15:0036.653¢/kWh
16:0050.351¢/kWh
17:0050.351¢/kWh
18:0050.351¢/kWh
19:0050.351¢/kWh
20:0050.351¢/kWh
21:0036.653¢/kWh
22:0036.653¢/kWh
23:0036.653¢/kWh

Summer: June to October

On weekdays, the cheapest price is 31.1 cents per kWh during 12 AM to 4 PM and 9 PM to 12 AM. Peak is 58.2 cents per kWh from 4 PM to 9 PM.

Text data table
Hour startingPrice
0:0031.110¢/kWh
1:0031.110¢/kWh
2:0031.110¢/kWh
3:0031.110¢/kWh
4:0031.110¢/kWh
5:0031.110¢/kWh
6:0031.110¢/kWh
7:0031.110¢/kWh
8:0031.110¢/kWh
9:0031.110¢/kWh
10:0031.110¢/kWh
11:0031.110¢/kWh
12:0031.110¢/kWh
13:0031.110¢/kWh
14:0031.110¢/kWh
15:0031.110¢/kWh
16:0058.244¢/kWh
17:0058.244¢/kWh
18:0058.244¢/kWh
19:0058.244¢/kWh
20:0058.244¢/kWh
21:0031.110¢/kWh
22:0031.110¢/kWh
23:0031.110¢/kWh

Load shifting

What moving energy use could be worth

These estimates apply the published movable-energy assumptions to the weighted summer and winter price spread. They are not a bill forecast.

Flexible loadMovable energyEstimated annual value
EV charging3,240 kWh/year$625
Heat pump water heater1,440 kWh/year$278
Dishwasher and laundry480 kWh/year$93
Home battery3,285 kWh/year$634
Space heating and cooling480 kWh/year$93

Adjust these assumptions

Plan notes and limitations

The fixed customer charge published in this URDB record is $0.79343 per day. Taxes, minimum bills, credits, eligibility rules, and some riders may change the amount on a real bill.

URDB rates are reviewed roughly annually. This record was last updated . Confirm the current tariff with San Diego Gas & Electric Co.

Source: OpenEI U.S. Utility Rate Database rate record (NREL / DOE).

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Frequently asked questions

When is TOU-DR-2 Coastal Baseline Region cheapest?

On summer weekdays, the cheapest windows are 12 AM to 4 PM and 9 PM to 12 AM at 31.1 cents per kWh.

When is TOU-DR-2 Coastal Baseline Region most expensive?

The summer peak window is 4 PM to 9 PM at 58.2 cents per kWh.

Are weekends different?

The summer weekend cheapest window is 12 AM to 4 PM and 9 PM to 12 AM. Check the hourly schedule for the exact period.

How current is this rate?

The OpenEI record is effective June 1, 2026 and was last updated July 1, 2026.

Should I confirm this with my utility?

Yes. Rate eligibility, taxes, riders, and holiday schedules may not be fully represented in URDB.