| Monthly Solar Values for Visitacion Valley Middle School |
| Month | Solar Resource |
| January | 2.25 |
| February | 3.14 |
| March | 4.77 |
| April | 6.36 |
| May | 6.64 |
| June | 7.33 |
| July | 6.60 |
| August | 6.28 |
| September | 5.41 |
| October | 3.88 |
| November | 2.89 |
| December | 1.99 |
| Solar Resource = Kilowatt hours per square meter per day |