The average annual solar radiation value for Iriomotejima Okinawa over the past 30 years is 177871 kJ m-2 day-1 (Kilojoules per square meters every day).
In city of Iriomotejima Okinawa, the solar energy in January is 8659 kJ m-2 day-1; The solar energy in February is 10030 kJ m-2 day-1; The solar energy in March is 12549 kJ m-2 day-1; The solar energy in April is 15886 kJ m-2 day-1; The solar energy in May is 17575 kJ m-2 day-1; The solar energy in June is 19322 kJ m-2 day-1; The solar energy in July is 22214 kJ m-2 day-1; The solar energy in August is 20545 kJ m-2 day-1; The solar energy in September is 17906 kJ m-2 day-1; The solar energy in October is 13975 kJ m-2 day-1; The solar energy in November is 10573 kJ m-2 day-1; The solar energy in December is 8637 kJ m-2 day-1.
Solar irradiance is the power per unit area (surface power density) received from the Sun in the form of electromagnetic radiation in the wavelength range of the measuring instrument. Solar radiation can be captured and turned into useful forms of energy, such as heat and electricity, using a variety of technologies.
Address: Iriomotejima, Okinawa, Japan.