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Outdoor security light Electricity Cost in District of Columbia — $4.55/month (2026)

District of Columbia monthly
$4.55
U.S. average monthly
$3.45
Difference
+$1.10

← Outdoor security light (all states) · District of Columbia electricity rate

Quick rate
Daily cost
$0.15
Monthly cost
$4.55
+$0.00 vs typical
Yearly cost
$55.41
kWh / month
19.2 kWh
Local monthly estimate: $4.55 · U.S. average equivalent: $3.45
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Quick answer

Running a typical outdoor security light in District of Columbia costs about $0.15/day or $4.55/month at roughly $0.237/kWh, assuming 8 hours of use per day at 80 W. The U.S. average rate is about $0.180/kWh, so District of Columbia is roughly 32% higher than average for this estimate.

vs U.S. average

Local rate (District of Columbia)
$0.237/kWh
Monthly estimate: $4.55
U.S. average rate
$0.180/kWh
Monthly estimate: $3.45
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FAQ

How many watts does a outdoor security light use?
Most outdoor security light units fall between 20 W and 200 W, with 80 W as a typical value for estimates.
What is the outdoor security light wattage?
Our calculator uses 80 W as the typical wattage, within a reported range of 20–200 W.
How many kWh does a outdoor security light use per day in District of Columbia?
At 8 hours/day and 80 W, the estimate is about 0.64 kWh per day.
How many kWh does a outdoor security light use per month in District of Columbia?
Using 8 hours/day, the estimate is about 19.2 kWh per month.
How many kWh does a outdoor security light use per hour?
Per hour, outdoor security light uses about 0.080 kWh (at 80 W).
How much does it cost to run a outdoor security light per day in District of Columbia?
At typical use (80 W and 8 hours/day), the estimate is about $0.15/day at roughly $0.237/kWh.
How much does it cost to run a outdoor security light per month in District of Columbia?
At typical use (80 W and 8 hours/day), the estimate is about $4.55/month at roughly $0.237/kWh.
How much does it cost to run a outdoor security light per hour in District of Columbia?
Running for one hour at 80 W costs about $0.019 per hour (using the District of Columbia rate of about $0.237/kWh).
What is the outdoor security light electricity cost per month in District of Columbia?
For typical use, the calculator estimates about $4.55/month for outdoor security light in District of Columbia.
How much does outdoor security light add to my electric bill in District of Columbia?
At the typical District of Columbia residential rate, the estimate is about 19.2 kWh per month, which corresponds to roughly $4.55/month for outdoor security light.
What is the impact on electric bill of outdoor security light in District of Columbia?
Compared to the U.S. average, District of Columbia is about 32% higher for this estimate. Monthly cost is about $4.55 in District of Columbia vs $3.45 at the national average.
How to reduce outdoor security light electricity cost in District of Columbia?
Start with practical steps from our tips list (e.g., Seal air leaks and improve insulation to reduce run-time.). Smaller changes reduce kWh usage, which reduces the bill at your local rate.

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Est. monthly at District of Columbia rate ($0.237/kWh)