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Xcel Energy (Colorado) rates

Peak hours on Xcel Energy RE-TOU: 5 pm–9 pm, on weekdays, all year. Xcel Energy has 2 residential plans modeled here. For a typical Colorado home using 677 kWh a month, the cheapest plan open to any household is RE-TOU, at about $121 a month.

Investor-owned 1,379,910 residential customers (EIA-861, 2025) Tariffs checked November 12, 2026

Typical all-in priceRE-TOU

17.9¢/kWh
RE-TOU$121/mo
R-OO$121/mo

Residential plans

PlanTypeFixed/moJuly pricesJanuary pricesJuly weekday windows
RE-TOU
Residential Energy Time-of-Use
Time-of-use $8.22 Off-peak 14.4¢ · Peak 36.2¢ Off-peak 12.6¢ · Peak 31.4¢ Peak 5 pm–9 pm
R-OO
Residential General Service Opt-Out
Flat $8.22 18.4¢ all hours 15.5¢ all hours None

RE-TOU: price by hour

July weekday. Summer pricing Jun–Sep; winter Oct–May.

Off-peakPeak
14.4¢36.2¢14.4¢12a3a6a9a12p3p6p9p12a

Xcel Energy peak and off-peak hours

What are Xcel Energy’s peak hours?

It depends on the plan. RE-TOU: Peak 5 pm–9 pm, on weekdays, all year; weekends: off-peak all day. Hours are local clock time.

When is electricity cheapest on Xcel Energy?

On summer weekdays the lowest price is RE-TOU: 9 pm–5 pm next day at 14.4¢/kWh, against 36.2¢ at the peak. R-OO charges the same price at every hour.

Which Xcel Energy plan is cheapest?

For a typical Colorado home using 677 kWh a month, RE-TOU at about $121 a month (17.9¢/kWh all-in, before taxes). With an EV charged at its cheapest hour, RE-TOU gives the lowest total.

Peak and off-peak hours of every utility

Charging an EV on Xcel Energy

1,000 miles a month in a Tesla Model Y Long Range AWD (275 kWh from the wall, EPA 27.5 kWh/100 mi) at 7.2 kW, added to a typical Colorado home’s use, on each plan’s cheapest start hour versus plugging in at 6 pm. Averaged over the year.

PlanBest startCharging, best startCharging from 6 pmWhole bill with EV
RE-TOU12 am$36/mo$75/mo$158/mo
R-OOAny$45/mo$45/mo$167/mo

With an EV charged at its best hour, the cheapest plan overall is RE-TOU. Compare plans on your own usage.

Cost to charge each EV on Xcel Energy RE-TOU

1,000 miles a month at 7.2 kW, starting at 12 am, the plan’s cheapest hour, added to a typical Colorado home’s bill. Full charge: the EPA range, at the plan’s lowest price (14.4¢/kWh). EPA efficiency, from the wall.

ModelkWh/100 mi1,000 mi a monthFull charge
Lucid Air Pure (2027)23.1$30/mo$13.94
Tesla Model Y Standard RWD (2026)24.3$32/mo$11.21
Tesla Model 3 Standard RWD (2026)24.3$32/mo$11.21
Toyota bZ (2027)25.5$34/mo$11.51
Tesla Model 3 Premium RWD (2027)26$34/mo$13.57
Hyundai Ioniq 6 RWD (2025)26$34/mo$12.78
Tesla Model S (2026)27.1$36/mo$15.97
Tesla Model Y Long Range AWD (2026)27.5$36/mo$12.92
Nissan Leaf 75 kWh (2026)27.8$37/mo$12.11
Chevrolet Bolt (2027)28.2$37/mo$10.62
BMW i4 eDrive40 (2026)28.5$38/mo$13.64
Kia EV3 Long Range FWD (2027)29$38/mo$13.38
Volvo EX30 Single Motor (2026)29.2$39/mo$10.95
Kia EV6 Long Range RWD (2027)29.6$39/mo$13.57
Volkswagen ID.4 (2026)29.8$39/mo$12.46
Hyundai Ioniq 5 RWD (2027)30$40/mo$13.71
Ford Mustang Mach-E RWD Extended Range (2026)30.7$40/mo$14.12
Chevrolet Equinox EV FWD (2027)31.1$41/mo$14.26
Tesla Model X (2026)32.2$42/mo$16.29
Chevrolet Blazer EV FWD (2027)32.3$43/mo$14.48
Honda Prologue FWD (2026)32.5$43/mo$14.39
Nissan Ariya FWD 87 kWh (2026)34.4$45/mo$14.29
Cadillac Lyriq RWD (2027)36.8$49/mo$17.24
Hyundai Ioniq 9 AWD (2027)38$50/mo$17.48
Kia EV9 Long Range RWD (2027)38$50/mo$16.66
Tesla Cybertruck AWD (2026)42.9$57/mo$20.04
Rivian R1S Premium (2027)42.9$57/mo$18.50
Rivian R1T Premium (2027)42.9$57/mo$18.50
Chevrolet Silverado EV Extended Range WT (2026)47.8$63/mo$29.13
Ford F-150 Lightning Extended Range (2025)47.9$63/mo$22.03

How Xcel Energy’s plans work

RE-TOU (Residential Energy Time-of-Use). Peak 5 pm–9 pm on July weekdays; 4 of 24 hours carry the top price of 36.2¢. The cheapest July weekday hour costs 14.4¢, so moving 1 kWh out of the top hours saves 21.8¢. January weekdays range from 12.6¢ to 31.4¢. Summer pricing applies Jun–Sep; winter pricing Oct–May. Weekends differ: off-peak all day. Fixed charge: $8.22 a month.

R-OO (Residential General Service Opt-Out). One price per kWh at every hour: 18.4¢ in July and 15.5¢ in January. Shifting use to other hours changes nothing on this plan; using less is the only lever. Fixed charge: $8.22 a month.

Prices on this page are all-in per kWh, before taxes: base rates, supply and every per-kWh rider in the utility’s current tariff sheets. Your bill shows them as separate lines, and riders can change between tariff revisions.

As a cross-check, Xcel Energy billed its residential customers an average of 15.90¢ per kWh in 2025 (revenue ÷ sales, EIA-861). A plan taken from URDB is shown only if its all-in price is consistent with that figure, adjusted for Colorado’s price change since.

Sources for each plan

Plans marked “Checked” were transcribed from the utility’s current tariff and rider sheets, all charges included, and are re-checked on the date shown in each file. Other plans come from the OpenEI U.S. Utility Rate Database (CC BY 4.0) and have not yet been checked line by line against the utility’s tariff. Always confirm the current rates on your utility’s website before switching plans.

Compare two Xcel Energy plans

Cities served by Xcel Energy

Cities of 100,000 or more whose center lies in Xcel Energy’s service territory.

Also served: Thornton, Centennial.

Run the numbers on Xcel Energy