Climate almanac

Santa Helena

Maranhão, Brazil · -2.23°, -45.30°

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What is the climate like in Santa Helena?

The best time to visit Santa Helena is typically July – November, with trip comfort peaking in September (8.1/10). Santa Helena is warmest in November, when daily highs average 91°F (33°C), and coolest in July, when lows fall to about 73°F (23°C). The wettest month is typically March and the driest is September; the year sees roughly 81 in (2052 mm) of precipitation.

  • Best time to visitJuly – November — comfort peaks in September (8.1/10)
  • Warmest monthNovember — average high 91°F (33°C)
  • Coolest monthJuly — average low 73°F (23°C)
  • Wettest monthMarch (17 in (437 mm))
  • Driest monthSeptember (0.8 in (20 mm))
  • Annual precipitation81 in (2052 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromTuriacu, 58 km away (1977-1993)