Duke Energy Florida peak
& off-peak hours

Below is every active TOU rate plan we track for Duke Energy Florida — 6 plans — with period boundaries verified against the published tariff. No price values; periods only.

Rate Plans

RST-1 Residential Service - Optional Time of Use Rate

Residential
PeriodSeasonDaysHours
On-Peak All year Mon–Fri 6 PM – 9 PM
Super Off-Peak Mar 1 – Nov 30 Every day 12 AM – 6 AM
Super Off-Peak Dec 1 – Feb 29 Every day 12 AM – 3 AM
On-Peak Dec 1 – Feb 29 Mon–Fri 5 AM – 10 AM
Effective
Jan 1, 2026
Verified

CST-2 Curtailable General Service - Optional Time of Use Rate

Commercial
PeriodSeasonDaysHours
On-Peak All year Mon–Fri 6 PM – 9 PM
Super Off-Peak Mar 1 – Nov 30 Every day 12 AM – 6 AM
Super Off-Peak Dec 1 – Feb 29 Every day 12 AM – 3 AM
On-Peak Dec 1 – Feb 29 Mon–Fri 5 AM – 10 AM
Effective
Jan 1, 2026
Verified

CST-3 Curtailable General Service – Fixed Curtailable Demand - Optional Time of Use Rate

Commercial
PeriodSeasonDaysHours
On-Peak All year Mon–Fri 6 PM – 9 PM
Super Off-Peak Mar 1 – Nov 30 Every day 12 AM – 6 AM
Super Off-Peak Dec 1 – Feb 29 Every day 12 AM – 3 AM
On-Peak Dec 1 – Feb 29 Mon–Fri 5 AM – 10 AM
Effective
Jan 1, 2026
Verified

GSDT-1 General Service Demand - Optional Time of Use Rate

Commercial
PeriodSeasonDaysHours
On-Peak All year Mon–Fri 6 PM – 9 PM
Super Off-Peak Mar 1 – Nov 30 Every day 12 AM – 6 AM
Super Off-Peak Dec 1 – Feb 29 Every day 12 AM – 3 AM
On-Peak Dec 1 – Feb 29 Mon–Fri 5 AM – 10 AM
Effective
Jan 1, 2026
Verified

GST-1 General Service Non-Demand - Optional Time of Use Rate

Commercial
PeriodSeasonDaysHours
On-Peak All year Mon–Fri 6 PM – 9 PM
Super Off-Peak Mar 1 – Nov 30 Every day 12 AM – 6 AM
Super Off-Peak Dec 1 – Feb 29 Every day 12 AM – 3 AM
On-Peak Dec 1 – Feb 29 Mon–Fri 5 AM – 10 AM
Effective
Jan 1, 2026
Verified

IST-2 Interruptible General Service - Optional Time of Use Rate

Industrial
PeriodSeasonDaysHours
On-Peak All year Mon–Fri 6 PM – 9 PM
Super Off-Peak Mar 1 – Nov 30 Every day 12 AM – 6 AM
Super Off-Peak Dec 1 – Feb 29 Every day 12 AM – 3 AM
On-Peak Dec 1 – Feb 29 Mon–Fri 5 AM – 10 AM
Effective
Jan 1, 2026
Verified
Free · no credit card

Use these Duke Energy Florida hours in your app.

Current period and next transition for any ZIP or address.

Get a free API key

250 calls/mo · REST & MCP

or read the docs

FAQ's

  1. What are Duke Energy Florida's on-peak hours?

    On the RST-1 plan (Residential Service - Optional Time of Use Rate), on-peak hours run from 6 PM – 9 PM and 5 AM – 10 AM on weekdays. All remaining hours are classified as off-peak.

  2. Does Duke Energy Florida charge more for electricity at certain times?

    Yes. Duke Energy Florida offers time-of-use (TOU) rate plans where electricity costs vary depending on the period. The period—peak, off-peak, mid-peak, or super off-peak—depends on the time, day, and season. This page lists boundaries for 6 active schedules; tou.tools does not publish pricing ($/kWh) details.

  3. How do I get Duke Energy Florida time-of-use periods in my app?

    Schedules are accessible programmatically via the tou.tools REST API and MCP server for AI agents. By querying a U.S. address or ZIP code, your application can instantly retrieve the current period and next scheduled transition time. Developer API keys are free.

  4. Do Duke Energy Florida time-of-use hours change during holidays or seasons?

    Yes. Peak hours and rate periods can vary by season (typically summer and winter halves) and special holidays. While some schedules like E-ELEC keep stable hours year-round, others introduce super off-peak windows or adjust peak times. Check each rate plan card above for specific seasonal boundaries.