Holiday lighting calculator

Households traditionally use more energy during the holidays. Decorative lights, for example, can drive up energy use. The good news is you can manage your energy use while keeping traditions in place with a little knowledge.

Our holiday lighting calculator will help you choose the right low-energy lighting for your holiday displays. Enter your information below to estimate your lighting costs:

Holiday Lighting

Help and info

LED / 100-Bulb Strings: (5 Watts) 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

Mini or Icicle / 100-Bulb Strings: (50 Watts) 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

Standard C-7 / 25-Bulb Strings: (125 Watts) 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

Spotlights: (150 Watts) 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

Energy Rate: Regular Customer Time-of-Use Customer

Hours per Day: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

On-Peak* Hours per Day: 0 1 2 3 4 5 6 7 8 9 10 11
Off-Peak* Hours per Day: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Estimated kWh per Day:
Estimated Cost per Day:
Estimated Cost per Month:

* If you are a Time-of-Use customer, on-peak and off-peak hours are determined by the Time-of-Use savings option that you signed up for.

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