Cost to Run CFL Bulb (13W) in Illinois (2026)
At Illinois's average rate of 16.27¢/kWh, running a CFL Bulb (13W) costs $0.51/month or $6.18/year. That's 5.5% less than the national average of $0.54/month.
Monthly Cost
$0.51
in Illinois
Yearly Cost
$6.18
in Illinois
State Rate
16.27¢
per kWh
National Rank
#35
of 50 states
CFL Bulb (13W) Energy Usage
| Wattage | 13 watts |
| Typical Daily Use | 8 hours/day |
| Daily kWh | 0.10 kWh |
| Monthly kWh | 3.1 kWh |
| Category | Lighting |
Illinois vs National Average: CFL Bulb (13W) Costs
| Metric | Illinois | National Avg | Difference |
|---|---|---|---|
| Electricity Rate | 16.27¢/kWh | 17.22¢/kWh | -0.95¢ |
| Monthly CFL Bulb (13W) Cost | $0.51 | $0.54 | $-0.03 |
| Yearly CFL Bulb (13W) Cost | $6.18 | $6.54 | $-0.36 |
CFL Bulb (13W) Cost in Neighboring States
How does running a CFL Bulb (13W) in Illinois compare to nearby states?
CFL Bulb (13W) Cost: All 50 States Ranked
Illinois ranks #35 out of 50 for CFL Bulb (13W) running costs (1 = cheapest).
| # | State | Rate | Monthly | Yearly |
|---|---|---|---|---|
| 1 | Idaho | 11.15¢ | $0.35 | $4.23 |
| 2 | Washington | 11.26¢ | $0.35 | $4.27 |
| 3 | Utah | 11.41¢ | $0.36 | $4.33 |
| 4 | Wyoming | 11.72¢ | $0.37 | $4.45 |
| 5 | North Dakota | 12.43¢ | $0.39 | $4.72 |
| 6 | Louisiana | 12.52¢ | $0.39 | $4.75 |
| 7 | Oregon | 12.55¢ | $0.39 | $4.76 |
| 8 | Montana | 12.81¢ | $0.40 | $4.86 |
| 9 | Oklahoma | 12.82¢ | $0.40 | $4.87 |
| 10 | Tennessee | 12.91¢ | $0.40 | $4.90 |
| 11 | Arkansas | 13.04¢ | $0.41 | $4.95 |
| 12 | Nebraska | 13.08¢ | $0.41 | $4.97 |
| 13 | Kentucky | 13.19¢ | $0.41 | $5.01 |
| 14 | West Virginia | 13.44¢ | $0.42 | $5.10 |
| 15 | Mississippi | 13.54¢ | $0.42 | $5.14 |
| 16 | South Dakota | 13.74¢ | $0.43 | $5.22 |
| 17 | Missouri | 13.78¢ | $0.43 | $5.23 |
| 18 | North Carolina | 14.09¢ | $0.44 | $5.35 |
| 19 | Georgia | 14.27¢ | $0.45 | $5.42 |
| 20 | South Carolina | 14.43¢ | $0.45 | $5.48 |
| 21 | Virginia | 14.64¢ | $0.46 | $5.56 |
| 22 | Arizona | 14.78¢ | $0.46 | $5.61 |
| 23 | Alabama | 14.87¢ | $0.46 | $5.64 |
| 24 | Nevada | 14.92¢ | $0.47 | $5.66 |
| 25 | Delaware | 14.94¢ | $0.47 | $5.67 |
| 26 | Texas | 15.06¢ | $0.47 | $5.72 |
| 27 | Iowa | 15.14¢ | $0.47 | $5.75 |
| 28 | Ohio | 15.21¢ | $0.47 | $5.77 |
| 29 | Kansas | 15.28¢ | $0.48 | $5.80 |
| 30 | New Mexico | 15.34¢ | $0.48 | $5.82 |
| 31 | Indiana | 15.42¢ | $0.48 | $5.85 |
| 32 | Colorado | 15.56¢ | $0.49 | $5.91 |
| 33 | Minnesota | 15.63¢ | $0.49 | $5.93 |
| 34 | Florida | 16.22¢ | $0.51 | $6.16 |
| 35 | Illinois | 16.27¢ | $0.51 | $6.18 |
| 36 | Maryland | 16.57¢ | $0.52 | $6.29 |
| 37 | Wisconsin | 17.38¢ | $0.54 | $6.60 |
| 38 | Pennsylvania | 18.36¢ | $0.57 | $6.97 |
| 39 | New Jersey | 18.48¢ | $0.58 | $7.02 |
| 40 | Michigan | 19.34¢ | $0.60 | $7.34 |
| 41 | Vermont | 21.43¢ | $0.67 | $8.13 |
| 42 | Alaska | 24.21¢ | $0.76 | $9.19 |
| 43 | New York | 24.33¢ | $0.76 | $9.24 |
| 44 | New Hampshire | 25.78¢ | $0.80 | $9.79 |
| 45 | Maine | 26.37¢ | $0.82 | $10.01 |
| 46 | Rhode Island | 28.08¢ | $0.88 | $10.66 |
| 47 | Massachusetts | 28.58¢ | $0.89 | $10.85 |
| 48 | Connecticut | 29.98¢ | $0.94 | $11.38 |
| 49 | California | 31.22¢ | $0.97 | $11.85 |
| 50 | Hawaii | 43.18¢ | $1.35 | $16.39 |
Save Money on CFL Bulb (13W) in Illinois
- Switch to LED CFL Bulb (13W) alternatives which use 75% less energy.
- Use dimmer switches, timers, or motion sensors to reduce unnecessary lighting.
- Maximize natural daylight to reduce reliance on electric lighting.
- Use task lighting instead of overhead lights for focused activities.
- Look for Energy Star certified CFL Bulb (13W) models that use 10-50% less energy than standard models.
- Consider installing solar panels in Illinois to offset your CFL Bulb (13W) electricity costs.
- Check if your Illinois utility offers time-of-use rates and run your CFL Bulb (13W) during off-peak hours.
- Ensure proper maintenance of your CFL Bulb (13W) to keep it running at peak efficiency.
Related Pages
Frequently Asked Questions
How much does it cost to run a CFL Bulb (13W) in Illinois?
Running a CFL Bulb (13W) in Illinois costs approximately $0.51 per month or $6.18 per year, based on the state's average residential rate of 16.27¢/kWh and typical usage of 8 hours per day.
Is running a CFL Bulb (13W) expensive in Illinois compared to other states?
Illinois ranks #35 out of 50 states for CFL Bulb (13W) running costs (1 = cheapest). It's 5.5% cheaper than the national average. The cheapest state is Idaho at $0.35/month, and the most expensive is Hawaii at $1.35/month.
How much electricity does a CFL Bulb (13W) use per month?
A typical CFL Bulb (13W) uses 13 watts and runs about 8 hours per day, consuming approximately 0.10 kWh daily or 3.1 kWh per month.
How can I reduce CFL Bulb (13W) electricity costs in Illinois?
You can reduce costs by using an Energy Star rated CFL Bulb (13W), running it during off-peak hours if your utility offers time-of-use rates, ensuring proper maintenance, and considering solar panels to offset electricity costs in Illinois.
What is the electricity rate in Illinois?
The average residential electricity rate in Illinois is 16.27¢ per kWh. The primary energy source is Nuclear, with 13.0% from renewable sources.
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Data verified March 2026 · Source: U.S. Energy Information Administration (EIA)