San Juan weather in February
February in San Juan: hot, a little rain, with clean air — one of the best months to visit.
#2 of 12 months in San Juan · #228 of 604 destinations to visit in February · comfort 78/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
San Juan climate normals — February
| Daytime high | 29°C / 83°F | 🥵 hot |
|---|---|---|
| Nighttime low | 22°C / 71°F | |
| Feels like (high) | 30°C / 86°F | |
| Rainfall | 38 mm / 1.5 in | 🌦 some rain |
| Rainy days | 10 days | |
| Humidity | 78% | 💦 very humid |
| Dew point | 20°C / 67°F | |
| Sunshine | 10.7 h/day | |
| Daylight | 11.5 h | |
| Wind | 22 km/h / 14 mph | |
| Air quality (US AQI) | 36 | 🍃 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 February — FAQ
- Is February a good time to visit San Juan?
- February in San Juan: hot, a little rain, with clean air — one of the best months to visit. It ranks #2 of 12 months for San Juan on SeasonMap's comfort score (78/100).
- What is the weather like in San Juan in February?
- In February, San Juan averages a daily high of 28.5°C and a low of 21.8°C, with about 38 mm of rain over roughly 10 rainy days.
- What is the air quality in San Juan in February?
- San Juan has a mean US Air Quality Index of about 36 in February.