Typically, the average weather in Malibu during September is 12. High average temperature is 18 with low daily temperautes being 9. We have provided a clearer breakdown here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 12 |
| High Temperature | 18 |
| Low Temperature | 9 |
Useful Links: Malibu Weather: Average Weather & Yearly Climate