Normally, you can expect the weather in Arroyo Grande right through October is 12. Through the month the highs are about 20 and low average expected to be 8. We have put some more information below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 12 |
| High Temperature | 20 |
| Low Temperature | 8 |
Useful Links: Arroyo Grande Weather: Average Weather & Yearly Climate