Typically, the expected weather in San Juan all through the month of October is 25 with a general average high of 30 and lows being 24 celsius. The table below includes more detail:
| Month | Degrees Celsius |
|---|---|
| Temperature | 25 |
| High Temperature | 30 |
| Low Temperature | 24 |
| Sunshine Per Day | 10 |
Useful Links: San Juan Weather: Average Weather & Yearly Climate