Usually the weather in Santa Maria throughout March is 20. You can expect highs around 25 degrees with a low of 18. The table below has further info:
| Month | Degrees Celsius |
|---|---|
| Temperature | 20 |
| High Temperature | 25 |
| Low Temperature | 18 |
| Sunshine Per Day | 9 |
Useful Links: Santa Maria Weather: Average Weather & Yearly Climate