Climate almanac

San Lorenzo

San Lorenzo, Puerto Rico · 18.19°, -65.96°

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What is the climate like in San Lorenzo?

The best time to visit San Lorenzo is typically December – March, with trip comfort peaking in January (7.5/10). San Lorenzo is warmest in September, when daily highs average 86°F (30°C), and coolest in February, when lows fall to about 72°F (22°C). The wettest month is typically September and the driest is January; the year sees roughly 55 in (1390 mm) of precipitation.

  • Best time to visitDecember – March — comfort peaks in January (7.5/10)
  • Warmest monthSeptember — average high 86°F (30°C)
  • Coolest monthFebruary — average low 72°F (22°C)
  • Wettest monthSeptember (8.1 in (205 mm))
  • Driest monthJanuary (2.1 in (53 mm))
  • Annual precipitation55 in (1390 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromJuncos 1 Se, 7 km away (1931-2026)