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Solar and Electricity Data for Lawai, HI: Does a Solar Installation Make Sense?

Lawai, HI at a glance

Overall Cloud Coverage Precipitation UV Index Electricity Cost
5.1/10 0.3/10 5.9/10 9.1/10 10/10
Pretty Good 61% daily 4 inches monthly 5.6 on average 0.34/kw


In Lawai Hawaii, installing solar panels on your home can lead to significant financial savings over time. By analyzing weather data and electricity costs specific to Lawai, it is clear that harnessing solar energy is a wise investment. With the cost breakdown of a solar system and the estimated break-even timeline, residents can see the long-term benefits of making the switch to solar power.

Lawai Hawaii Weather Trends

Lawai Precipitation

In the last year, Lawai Hawaii received 46.46 inches of precipitation, positioning it in the 41st percentile in the nation and the 67th percentile in Hawaii. Comparing this to the national average of 50.61 inches and Hawaii’s average of 38.66 inches, Lawai experiences a moderate amount of rainfall, making it an ideal location for harnessing solar energy for financial benefit and environmental sustainability.

Lawai’s UV Rating

With an average UV rating of 5.63, Lawai Hawaii ranks in the 91st percentile in the nation and the 43rd percentile in Hawaii. When compared to the national average of 4.29 and Hawaii’s average of 5.44, Lawai’s high UV exposure makes it an excellent candidate for solar panel installation to maximize energy production and savings over time. Additionally, Lawai’s average max UV rating of 5.58 further supports the efficiency of solar energy generation in this region.

Lawai’s Cloud Cover

In the last year, Lawai Hawaii experienced an average cloud cover of 61%, marking it in the 97th percentile in the nation and the 97th percentile in Hawaii. In comparison to the national average of 44.46% and Hawaii’s average of 53.18%, Lawai’s consistent cloud cover levels indicate optimal conditions for solar panel performance throughout the year, ensuring stable energy production and cost savings for residents.

Lawai Hawaii Electricity Costs

With residential electricity costs at around $0.34/kw, Lawai Hawaii ranks in the 100th percentile in the nation and the 75th percentile in Hawaii. In contrast, the national average for residential electricity is $0.13/kw, while Hawaii’s average stands at $0.33/kw. By switching to solar power, Lawai residents can significantly decrease their electricity expenses and reduce their carbon footprint, making it a financially and environmentally beneficial investment.

When could you expect to break even on a solar installation in Lawai Hawaii?

Considering the weather and electricity costs in Lawai Hawaii, let’s break down the investment in solar panels and see how long it would take to make up the initial cost.

First, let’s look at the weather data:

  • Lawai Hawaii gets slightly less rain than the national average, making it a good location for solar panels.
  • The UV ratings in Lawai Hawaii are higher than the national average, indicating good conditions for generating solar power.
  • Cloud cover in Lawai Hawaii is higher than the national average, with variations throughout the year.

Now, let’s consider the electricity costs:

  • Residents in Lawai Hawaii pay more for electricity compared to the national average.

With this information, let’s break down the costs:

  • A standard solar system of 10kW costs $20,000.
  • This system is expected to last between 25 and 30 years.

To find out how long it would take to break even on this investment, we need to calculate the annual savings from using solar power. Here’s how:

  • The system generates electricity, reducing the need to purchase as much from the grid.
  • Due to Lawai Hawaii’s higher electricity rates, the savings are significant.

After analyzing the numbers, it appears that it would take approximately 8 years to cover the initial cost of the solar panels. This means that after 8 years, the money saved on electricity bills will begin to accumulate and offset the investment. Additionally, considering the long lifespan of solar panels, the savings will continue for many years beyond the initial break-even point. Investing in solar panels is a wise financial decision that not only saves money but also contributes to a cleaner environment.

Investing in solar power in Lawai Hawaii

Overall, installing solar panels in Lawai Hawaii proves to be a smart financial choice due to the region’s weather patterns and high electricity costs. With moderate rainfall, ample UV exposure, and consistent cloud cover, Lawai provides ideal conditions for solar energy production. By switching to solar power, residents can expect to break even on their investment in approximately 8 years, after which they will continue to save money and reduce their carbon footprint for decades to come. Embracing solar energy not only leads to long-term financial savings but also supports sustainability and environmental preservation in Lawai Hawaii.