Generally, the weather in San Juan during July is 26. Average highs are typically 29 and low being 24 degrees. With the details being further below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 26 |
| High Temperature | 29 |
| Low Temperature | 24 |
| Sunshine Per Day | 10 |
Useful Links: San Juan Weather: Average Weather & Yearly Climate