Research Article
Evaluation of the Existing Solar Energy and Rainwater Potential in the Total Roof Area of Buildings: Izmit District Example
Table 2
Solar radiation values of Kocaeli province (1928–2017) [
66].
| Months | Monthly average solar radiation intensity on inclined surface (kWh/m2) |
| January | 1.2479 | February | 1.78637 | March | 2.66443 | April | 3.52738 | May | 4.50663 | June | 5.13232 | July | 5.05905 | August | 4.41707 | September | 3.63321 | October | 2.32135 | November | 1.48283 | December | 1.08275 |
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