San Diego Gas & Electric Co DR-SES (Solar Energy Systems): Cheapest Hours and Peak Times

On DR-SES (Solar Energy Systems), the summer weekday cheapest period runs 12 AM to 6 AM and 10 AM to 2 PM at 35.1 cents per kWh. Peak runs 4 PM to 9 PM at 73.9 cents per kWh. On weekends, the cheapest period runs 12 AM to 2 PM. Rate effective 2026-06-01 (June 1, 2026).

Cheapest summer price35.1¢/kWh

Summer peak price73.9¢/kWh

Summer spread38.9¢/kWh

Estimated EV value$763/year

24-hour schedule

When each price applies

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

On weekdays, the cheapest price is 34.3 cents per kWh during 12 AM to 6 AM and 10 AM to 2 PM. Peak is 46.9 cents per kWh from 4 PM to 9 PM.

061218

Peak: 46.9¢/kWhOff-peak: 41.3¢/kWhSuper off-peak: 34.3¢/kWh

Text data table

Hour starting	Price
0:00	34.329¢/kWh
1:00	34.329¢/kWh
2:00	34.329¢/kWh
3:00	34.329¢/kWh
4:00	34.329¢/kWh
5:00	34.329¢/kWh
6:00	41.256¢/kWh
7:00	41.256¢/kWh
8:00	41.256¢/kWh
9:00	41.256¢/kWh
10:00	34.329¢/kWh
11:00	34.329¢/kWh
12:00	34.329¢/kWh
13:00	34.329¢/kWh
14:00	41.256¢/kWh
15:00	41.256¢/kWh
16:00	46.909¢/kWh
17:00	46.909¢/kWh
18:00	46.909¢/kWh
19:00	46.909¢/kWh
20:00	46.909¢/kWh
21:00	41.256¢/kWh
22:00	41.256¢/kWh
23:00	41.256¢/kWh

Summer: June to October

On weekdays, the cheapest price is 35.1 cents per kWh during 12 AM to 6 AM and 10 AM to 2 PM. Peak is 73.9 cents per kWh from 4 PM to 9 PM.

061218

Peak: 73.9¢/kWhOff-peak: 44.2¢/kWhSuper off-peak: 35.1¢/kWh

Text data table

Hour starting	Price
0:00	35.066¢/kWh
1:00	35.066¢/kWh
2:00	35.066¢/kWh
3:00	35.066¢/kWh
4:00	35.066¢/kWh
5:00	35.066¢/kWh
6:00	44.230¢/kWh
7:00	44.230¢/kWh
8:00	44.230¢/kWh
9:00	44.230¢/kWh
10:00	35.066¢/kWh
11:00	35.066¢/kWh
12:00	35.066¢/kWh
13:00	35.066¢/kWh
14:00	44.230¢/kWh
15:00	44.230¢/kWh
16:00	73.938¢/kWh
17:00	73.938¢/kWh
18:00	73.938¢/kWh
19:00	73.938¢/kWh
20:00	73.938¢/kWh
21:00	44.230¢/kWh
22:00	44.230¢/kWh
23:00	44.230¢/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 load	Movable energy	Estimated annual value
EV charging	3,240 kWh/year	$763
Heat pump water heater	1,440 kWh/year	$339
Dishwasher and laundry	480 kWh/year	$113
Home battery	3,285 kWh/year	$773
Space heating and cooling	480 kWh/year	$113

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 2026-07-01 (July 1, 2026). 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 DR-SES (Solar Energy Systems) cheapest?

On summer weekdays, the cheapest windows are 12 AM to 6 AM and 10 AM to 2 PM at 35.1 cents per kWh.

When is DR-SES (Solar Energy Systems) most expensive?

The summer peak window is 4 PM to 9 PM at 73.9 cents per kWh.

Are weekends different?

The summer weekend cheapest window is 12 AM to 2 PM. 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.