| Month | % of the annual electricity consumption | Monthly consumption (KWh) | Monthly solar radiation in Gavdos1 (KWh/m2) | Nominal power of required PV system (KWp) |
| January | 5.90 | 50,681 | 106 | 590 |
| February | 5.36 | 46,042 | 111 | 512 |
| March | 6.00 | 51,540 | 147 | 433 |
| April | 6.49 | 55,749 | 158 | 436 |
| May | 6.83 | 58,670 | 181 | 400 |
| June | 9.48 | 81,433 | 192 | 524 |
| July | 13.03 | 111,928 | 205 | 674 |
| August | 13.86 | 119,058 | 208 | 707 |
| September | 11.06 | 95,005 | 184 | 637 |
| October | 10.09 | 86,673 | 155 | 690 |
| November | 5.79 | 49,736 | 129 | 476 |
| December | 6.11 | 52,485 | 107 | 606 |
| Total per year | 100 | 859,000 | 1882 |
|