Un rayo de sol by Los Diablos first appeared on the Israeli foreign-music chart on 4 Oct 1970, entering at #12. It peaked at #1 on 22 Nov 1970, holding the top spot for 2 weeks. In total it spent 14 weeks on the chart, last charting on 10 Jan 1971. It also made the year-end chart: #16 of 1970.
| Wk | Date | Pos |
|---|---|---|
| 1 | 4 Oct 1970 | 12 |
| 2 | 11 Oct 1970 | 7 |
| 3 | 18 Oct 1970 | 5 |
| 4 | 25 Oct 1970 | 4 |
| 5 | 1 Nov 1970 | 3 |
| 6 | 8 Nov 1970 | 2 |
| 7 | 15 Nov 1970 | 2 |
| 8 | 22 Nov 1970 | 1 |
| 9 | 29 Nov 1970 | 1 |
| 10 | 6 Dec 1970 | 2 |
| 11 | 13 Dec 1970 | 3 |
| 12 | 20 Dec 1970 | 8 |
| 13 | 27 Dec 1970 | 10 |
| 14 | 10 Jan 1971 | 20 |