global solar radiation on selected tilt angle facing south in Jerusalem
typical year, monthly averages, Wh/m2,day
| Tilt, deg | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sept | Oct | Nov | Dec |
| 0 | 2786 | 3529 | 4755 | 6292 | 7163 | 8224 | 7961 | 7415 | 6351 | 4800 | 3245 | 2804 |
| 5 | 2986 | 3703 | 4880 | 6363 | 7197 | 8201 | 7961 | 7506 | 6547 | 5053 | 3492 | 3044 |
| 10 | 3163 | 3857 | 4981 | 6398 | 7186 | 8120 | 7903 | 7552 | 6708 | 5273 | 3709 | 3263 |
| 15 | 3329 | 3990 | 5061 | 6410 | 7141 | 7994 | 7800 | 7563 | 6823 | 5471 | 3916 | 3461 |
| 20 | 3470 | 4102 | 5117 | 6386 | 7050 | 7821 | 7651 | 7517 | 6904 | 5636 | 4092 | 3638 |
| 25 | 3600 | 4194 | 5151 | 6339 | 6926 | 7602 | 7457 | 7426 | 6938 | 5757 | 4247 | 3795 |
| 30 | 3706 | 4256 | 5151 | 6257 | 6756 | 7337 | 7216 | 7289 | 6938 | 5856 | 4381 | 3941 |
| 35 | 3789 | 4297 | 5129 | 6151 | 6564 | 7026 | 6941 | 7106 | 6892 | 5911 | 4484 | 4045 |
| 40 | 3860 | 4317 | 5072 | 6010 | 6338 | 6692 | 6621 | 6889 | 6800 | 5934 | 4557 | 4139 |
| 45 | 3907 | 4317 | 4993 | 5833 | 6078 | 6323 | 6277 | 6626 | 6673 | 5922 | 4608 | 4201 |
| 50 | 3919 | 4286 | 4891 | 5645 | 5785 | 5920 | 5899 | 6329 | 6512 | 5867 | 4629 | 4243 |
| 55 | 3919 | 4235 | 4766 | 5422 | 5468 | 5483 | 5487 | 5987 | 6305 | 5779 | 4619 | 4253 |
| 60 | 3895 | 4164 | 4619 | 5186 | 5118 | 5022 | 5051 | 5621 | 6052 | 5658 | 4577 | 4243 |
| 65 | 3848 | 4061 | 4449 | 4916 | 4745 | 4538 | 4605 | 5221 | 5776 | 5504 | 4515 | 4201 |
| 70 | 3777 | 3949 | 4257 | 4634 | 4361 | 4054 | 4124 | 4787 | 5465 | 5317 | 4433 | 4139 |
| 75 | 3695 | 3805 | 4042 | 4328 | 3966 | 3559 | 3654 | 4341 | 5120 | 5097 | 4309 | 4045 |
| 80 | 3576 | 3652 | 3815 | 4010 | 3559 | 3052 | 3173 | 3873 | 4752 | 4844 | 4164 | 3930 |
| 85 | 3447 | 3468 | 3566 | 3681 | 3141 | 2592 | 2715 | 3393 | 4361 | 4568 | 3999 | 3795 |
| 90 | 3305 | 3274 | 3306 | 3352 | 2745 | 2142 | 2268 | 2913 | 3947 | 4271 | 3813 | 3628 |
reference:
Global Solar Radiation on Tilt Angel in Jerusalem - Typical Average Day Conversion Factors � Dr Sami Suraqi - National Laboratory of Physics - Israel,
https://www.gov.il/en/departments/units/national-physical-laboratory
cite this page:
Solar Radiation in Jerusalem - Joseph Nowarski, DOI:10.5281/zenodo.12804970
https://geocities.ws/nowagreen/se/JER/tiltWh.html