Tennessee Sunlight Hours & Renewable Energy Information

Tennessee Sun Light Hours Map

Quick Green Energy Summary for Tennessee


State Sunlight Rank: 30/50

Average Annual Sunlight Hours: 2500 hours

Clear Days: 102 days per year

Summer Peak Sun Hours: 5.2 hours per day

Winter Peak Sun Hours: 3.14 hours per day

Average Peak Sun Hours : 4.45 hours per day


State Wind Rank : 21/50

Average Annual Wind Speed: 0.06 miles per hour

More Information on Tennessee Green Energy

Tennessee should volunteer to be the solar power leader in the US, with just an mediocre amount of average peak sun hours per day, Tennessee has done more than many states with solar power. It goes to show that any state in the country has enough average peak sun hours to make steps towards using more solar power, especially with improvements in technology.

Tennessee has made huge improvements in wind power technology in recent years and the move to solar is on the horizon to becoming a Tennessee staple. Memphis receives the highest average of peak sun hours from the map above, and Murfreesboro is actually in the exact center of the state, geographically.

Every year the installed capacity of solar power increases in Tennessee, and soon may be a majority with increasing technologies and increasing incentives for citizens. Tennessee is a beautiful state and using clean renewable energy is an easy way to help keep the great state beautiful.

It is important to remember, if you are looking to install solar panels then you have to understand that not every hour of sunlight will be converted at the same efficiency ratio. Certain factors such as time of year, the angle of both the sun and panels, varied cloud coverage, tracking mounts, or if you are using the system year round are just a few of the factors that could affect efficiency ratios.

Because of this you should look at average of peak hours of sunlight per day, which are the most ideal sunlight hours of solar insolation.

Tennessee receives an average of 4.45 peak sun hours a day on a fixed solar panel.