The climate of Castries City
Castries City, the capital of
Saint Lucia, offers a predominantly Tropical Rainforest climate, identified by the Köppen climate classification as Af. This classification implies that all 12 months of the year have a mean temperature above 18°C (64.4°F). Its geographical location directly contributes to its climate, with the city located in the tropics region.
Throughout the year, Castries City presents a variation in monthly temperatures, with the higher end of the spectrum at 30°C (86°F) and the lower end at 22°C (71.6°F). A unique trait of this tropical paradise is the consistency in the maximum temperatures, ranging from 28°C (82.4°F) to 30°C (86°F) across the calendar year. Minimum temperatures too maintain a steady range between 22°C (71.6°F) to 24°C (75.2°F), signifying mild temperature swings.
Rainfall patterns depict a different story.
June to
December marks the period of substantial rainfall, with the peak reaching a remarkable 303mm (11.93") in
October. The lowest rainfall, on the other hand, is recorded in
February and
March at 104mm (4.09") and 99mm (3.9") respectively. Rainfall days show a similar trend, with a high of 24 days in
September and a low of 11 days in
April.
Solar parameters such as UV index, daylight hours, and sunshine hours remain quite constant throughout the year. Daylight hours span from 11.3 hours in December to a maximum of 12.9 hours in June and
July. Sunshine hours remain steady at 8 hours across most months, with a slight dip to 7 hours in October. Sea temperatures stay within the comfort zone from 26°C (78.8°F) to 29°C (84.2°F), making marine activities viable throughout the year.
The best time to visit Castries City
Factoring in the weather variables, the ideal time for visiting
Castries City falls from
February to
April. These months see comparatively lower rainfall, with February and
March recording 104mm (4.09") and 99mm (3.9"), paralleled with fewer rainfall days, thus increasing the chance of an uninterrupted holiday.
The worst time to visit Castries City
From a visitor perspective, the period from
September to
November could be challenging owing to the increased rainfall, peaking to 303mm (11.93") in
October and high rainfall days, reaching up to 24 days in September.
Spring weather in Castries City
During the spring months from
March to
May,
Castries City experiences a gradual increase in temperature, from 28°C (82.4°F) to 30°C (86°F). Corresponding night temperatures see a subtle rise from 22°C (71.6°F) to 24°C (75.2°F). Rainfall too escalates from 99mm (3.9") to 145mm (5.71"), indicating the onset of the wetter period of the year.
Summer weather in Castries City
Summer, from
June to
August, brings the peak of rainfall in
Castries City. Rainfall volume intensifies from 209mm (8.23") to 291mm (11.46"), complemented with a substantial increase in rainfall days from 19 days to 21 days. While temperatures maintain consistency around 30°C (86°F).
Autumn weather in Castries City
Autumn, during
September to
November, continues to be a period of substantial rainfall, peaking in
October with 303mm (11.93"). Despite a gradual decrease in temperature, from 30°C (86°F) to 29°C (84.2°F), the weather remains warm and inviting.
Winter weather in Castries City
The winter months, namely
December to
February, are relatively drier, with rainfall reducing from 176mm (6.93") to 104mm (4.09"). The temperature, however, remains steady, with little variation from 28°C (82.4°F) to 29°C (84.2°F) during days, and a comforting 22°C (71.6°F) at nights.
Weather in January
January tops the year off in
Castries City, with consistent warmth and a slight chance of rain. Rainfall tends to be on the heavier side, with a monthly total of 137mm (5.39") over 17 days. Transparency in the air coupled with the warmth gives the city a distinctive charm in the new year.
Weather in January » Weather in February
The weather in
Castries City undergoes a minor shift in
February, with a slight decrease in rainfall. The city experiences 104mm (4.09") of precipitation spread over 13 days. Unlike
January, February provides clearer skies, leading to better opportunities for stargazing and late-night outings.
Weather in February »Weather in March
The arrival of
March in the city marks a slight transition in weather conditions. With a minor storm getting over, March sees just 99mm (3.9") of precipitation spread evenly over 13 days. Shiny days are more common, and the sunlight seems to flood the city more brilliantly than before.
Weather in March »
Weather in April
The vibrant and sun-filled
April brings noticeable changes to
Castries City. There is a minor increase in rainfall, with the city recording 113mm (4.45") throughout the month. Along with the onset of warmer days, the city sees a rise in outdoor events and picnics.
Weather in April »Weather in May
The increasing heat in
Castries City during
May leads towards the onset of the wet season, with the city experiencing 145mm (5.71") of rainfall. Evenings in the city become a treat with the calm winds and retreating sun creating an alluring ambiance.
Weather in May »Weather in June
June in
Castries City represents the peak of the hot season with temperatures maintaining their steadiness. With the arrival of dense clouds, the city receives a hefty 209mm (8.23") of rain. Locals and tourists indulge in indoor activities and vibrant cultural events designed to beat the heat and enjoy the city's spirit.
Weather in June »
Weather in July
July in
Castries City sees the height of the wet season, with rainfall peaking at 291mm (11.46"), the highest throughout the year. The onset of heavy showers sets an energetic tone for indoor events, while the aroma of damp earth enriches the city's charm.
Weather in July » Weather in August
The month of
August brings a gradual decrease in rainfall to
Castries City, with the metric reaching 263mm (10.35"). Alongside a retreat in heavy rains, the sun starts taking a central stage, paving the way for more outdoor activities.
Weather in August »Weather in September
September in
Castries City carries the wet season forward, receiving substantial 259mm (10.2") of rainfall. Despite its reputation as a wet month, this period allows the city to exhibit a perfect blend of sun and rain. The bustling streets under the warm afternoon sun and chilling showers spice up the City's life.
Weather in September »
Weather in October
October reveals a different climate texture in
Castries City, with the rainfall peaking in this time at 303mm (11.93"). With heavy showers dominating the city's weather, the ambiance transitions into a relaxing and soothing state.
Weather in October » Weather in November
Castries City witnesses an easing in weather conditions in
November, with slightly decreased rainfall of 278mm (10.94"). As the month progresses, the prospect of sunnier days increases, offering a delightful blend of weather conditions.
Weather in November » Weather in December
December brings the year to a close in
Castries City, with a final sharp decrease in rainfall to 176mm (6.93"). This transition marks a shift from the rather wet weather to an inviting sun-filled atmosphere, perfect for celebrating the holiday season.
Weather in December » [Resources]