San Juan weather in November
November in San Juan: hot, a little rain, with clean air — a great time to visit.
#7 of 12 months in San Juan · #345 of 604 destinations to visit in November · comfort 70/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
San Juan climate normals — November
| Daytime high | 30°C / 85°F | 🥵 hot |
|---|---|---|
| Nighttime low | 24°C / 75°F | |
| Feels like (high) | 33°C / 91°F | |
| Rainfall | 69 mm / 2.7 in | 🌦 some rain |
| Rainy days | 15 days | |
| Humidity | 85% | 💦 very humid |
| Dew point | 23°C / 74°F | |
| Sunshine | 9.9 h/day | |
| Daylight | 11.3 h | |
| Wind | 17 km/h / 11 mph | |
| Air quality (US AQI) | 30 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is San Juan?
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San Juan in November — FAQ
- Is November a good time to visit San Juan?
- November in San Juan: hot, a little rain, with clean air — a great time to visit. It ranks #7 of 12 months for San Juan on SeasonMap's comfort score (70/100).
- What is the weather like in San Juan in November?
- In November, San Juan averages a daily high of 29.5°C and a low of 23.7°C, with about 68.8 mm of rain over roughly 15.2 rainy days.
- What is the air quality in San Juan in November?
- San Juan has a mean US Air Quality Index of about 30 in November.