Best time to go to Castries

  • Max Day Temperature: 22 - 30°C [remove]
  • Hours of Sunshine: 10 hours or more [remove]

The best time to go to Castries is January and February

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Max Day Temperature (°C)

  • 28°C maximum daytime temperature in January in Castries28
    Jan
  • 28°C maximum daytime temperature in February in Castries28
    Feb
  • 29°C maximum daytime temperature in March in Castries29
    Mar
  • 29°C maximum daytime temperature in April in Castries29
    Apr
  • 30°C maximum daytime temperature in May in Castries30
    May
  • 30°C maximum daytime temperature in June in Castries30
    Jun
  • 30°C maximum daytime temperature in July in Castries30
    Jul
  • 30°C maximum daytime temperature in August in Castries30
    Aug
  • 30°C maximum daytime temperature in September in Castries30
    Sep
  • 30°C maximum daytime temperature in October in Castries30
    Oct
  • 29°C maximum daytime temperature in November in Castries29
    Nov
  • 29°C maximum daytime temperature in December in Castries29
    Dec

Hours of Sunshine (daily)

  • Jan
  • Feb
  • Mar
  • Apr
  • May
  • Jun
  • Jul
  • Aug
  • Sep
  • Oct
  • Nov
  • Dec
  • Save EXTRA £100 on all inclusive Caribbean holidays
  • Book 7 nights or more in Sandals Black Friday sale
  • Travel before 31st December 2025 (inclusive)
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Recommended for St Lucia

The best time to go guide for St Lucia (Castries) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia) & the Met Office. Find out more about our data sources.

  • Top deals & discounts
  • Castries weather overview
  • Castries climate averages by month
  • More destinations
  • Castries 5-day weather forecast
  • Castries weather today - current conditions (last 24-hours)

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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