Gros Islet weather in January 2025

Expect 28°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Gros Islet in January. Check more long-term weather averages for Gros Islet in January before you book your next holiday to St Lucia in 2025/2026.

  • 28°C maximum daytime temperature in January in Gros Islet28
    28°C max day temperature
  • 8 hours of sunshine per day
  • 17 days with some rainfall in January in Gros Islet17
    17 days with some rainfall
  • 22°C minimum night-time temperature in January in Gros Islet22
    22°C min night temperature
  • 11 hours of daylight per day in January in Gros Islet11
    11 hours of daylight per day
  • Moderate heat & humidity in January in Gros IsletM
    Moderate heat & humidity
  • 113 mm monthly rainfall in January in Gros Islet113
    113 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in January in Gros Islet9
    9 (Very High) UV index
  • 27°C sea temperature in January in Gros Islet27
    27°C sea temperature

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