Average temperature within San Juan right through March is 24. You can expect highs around 28 and average daily low being 22 degrees celsius. We have put some more info below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 24 |
| High Temperature | 28 |
| Low Temperature | 22 |
| Sunshine Per Day | 10 |
Useful Links: San Juan Weather: Average Weather & Yearly Climate