Climate in Castries (Castries), Saint Lucia

The graphs below show the monthly weather averages over the year.
* Climate data from: Saint Lucia, Saint Lucia (4 KM, 2 Miles).

Average day and night temperature

The mean minimum and maximum temperatures over the year. Show in Fahrenheit

Average min and max temperatures in Saint Lucia, Saint Lucia   Copyright © 2022  weather-and-climate.com

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Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Average monthly sunhours in Saint Lucia, Saint Lucia   Copyright © 2022  weather-and-climate.com

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Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc. Show in Inches

Average precipitation (rain/snow) in Saint Lucia, Saint Lucia   Copyright © 2022  weather-and-climate.com

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Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average rainy days (rain/snow) in Saint Lucia, Saint Lucia   Copyright © 2022  weather-and-climate.com

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Average humidity

The mean monthly relative humidity over the year

Average relative humidity in Saint Lucia, Saint Lucia   Copyright © 2022  weather-and-climate.com

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Weather Forecasts for Castries (Castries)

THU May 26
29°C | 26°C
Patchy rain possible

Patchy rain possible

FRI May 27
29°C | 26°C
Patchy rain possible

Patchy rain possible

SAT May 28
28°C | 26°C
Patchy rain possible

Patchy rain possible

The best time of year to visit Castries in Saint Lucia

Other facts from our historical climate data:

  • What is the temperature like year round in Castries?
    It has high temperatures all year round ranging between 28°C (82°F) and 31°C (87°F).
  • Which is the warmest month in Castries?
    August has an average maximum temperature of 31.0°C (87.8°F) and is the warmest month of the year.
  • Which is the coldest month in Castries?
    The coldest month is January with an average maximum temperature of 28.0°C (82.4°F).
  • Which is the wettest month in Castries?
    October tops the wettest month list with 261mm (10.3in) of rainfall.
  • Which is the driest month in Castries?
    March is the driest month with 74mm (2.9in) of precipitation.
  • Which is the sunniest month in Castries?
    May is the sunniest month with an average of 249 hours of sunshine.

  • No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.