October weather forecast
Castries City, Saint Lucia

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The beautiful city of Castries, Saint Lucia
The beautiful city of Castries, Saint Lucia

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. Despite being at the crux of the wet season, the warmth is consistent, suggesting a typical tropical weather pattern. The city maintains a rhythmic balance between the heavy downpour and sunny hours, displaying its vibrant personality. The serene nights accompanied by the sound of falling rain enhance the city's appeal during October.

Temperature

Temperatures reach their maximum during May through October, recording an average high-temperature of 30°C (86°F).

Rainfall

The month with the most rainfall is October, when the rain falls for 18 days and typically aggregates up to 303mm (11.93") of precipitation.

Sea temperature

September and October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater in Castries City.
Note: For any water activity, having surface water temperatures from 25°C (77°F) to 29°C (84.2°F) is considered outstanding and highly delightful for lengthened periods.

Daylight

In Castries City, the average length of the day in October is 11h and 49min.
On the first day of October in Castries City, sunrise is at 05:53 and sunset at 17:53. On the last day of the month, sunrise is at 05:58 and sunset at 17:36 AST.

Sunshine

October has the least sunshine of the year in Castries City, with an average of 7h of sunshine.

UV index

In October, the average daily maximum UV index is 11. A UV Index reading of 11, and higher, represents an extreme health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 11 during October leads to these instructions:
Undertake every vital safety procedure, as unprotected skin and eyes could sustain burns in no time. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Directly after swimming or an outdoor workout, generously apply and reapply a broad-spectrum SPF 30+ sunscreen. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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Frequently asked questions

What is the warmest month in Castries City?

The peak of Castries City's temperatures is noted during May through October, averaging a high-temperature of 30°C (86°F).

How hot does it get in Castries City in October?

October temperatures vary between a high-temperature of 30°C (86°F) and a low-temperature of 23°C (73.4°F).

What is the wettest month in Castries City?

The month with the most rainfall is October, when the rain falls for 18 days and typically aggregates up to 303mm (11.93") of precipitation.

How much does it rain in Castries City in October?

In Castries City, during October, the rain falls for 18 days and regularly aggregates up to 303mm (11.93") of precipitation.

When is the sea warmest in Castries City?

September and October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater in Castries City.

How warm is the water in October in Castries City?

In Castries City, Saint Lucia, in October, the average water temperature is 29°C (84.2°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Castries City have in October?

In October, the average day length in Castries City, Saint Lucia, is 11h and 49min.

When is the sunrise / sunset in October in Castries City?

On the first day of October in Castries City, Saint Lucia, sunrise is at 05:53 and sunset at 17:53. On the last day of the month, sunrise is at 05:58 and sunset at 17:36 AST.

What is the month with the least sunshine in Castries City?

October has the least sunshine of the year in Castries City, with an average of 7h of sunshine.

How long on average sun shines in October in Castries City?

In Castries City, Saint Lucia, the average sunshine duration in October is 7h.

What is the UV index reading in October in Castries City?

In Castries City, the average daily maximum UV index in October is 11. A UV Index reading of 11, and higher, represents an ultimate hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in October
Castries City, Saint Lucia

Average temperature in October - Castries City, Saint Lucia
  • Average high temperature in October: 30°C

The warmest months (with the highest average high temperature) are May, June, July, August, September and October (30°C).
The months with the lowest average high temperature are January, February, March and December (28°C).

  • Average low temperature in October: 23°C

The months with the highest average low temperature are May, June, July, August and September (24°C).
The coldest months (with the lowest average low temperature) are January, February, March and December (22°C).

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Average rainfall in October
Castries City, Saint Lucia

Average rainfall in October - Castries City, Saint Lucia
  • Average rainfall in October: 303mm

The wettest month (with the highest rainfall) is October (303mm).
The driest month (with the least rainfall) is March (99mm).

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Average rainfall days in October
Castries City, Saint Lucia

Average rainfall days in October - Castries City, Saint Lucia
  • Average rainfall days in October: 18 days

The month with the highest number of rainy days is September (24 days).
The month with the least rainy days is April (11 days).

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Average sea temperature in October
Castries City, Saint Lucia

Average sea temperature in October - Castries City, Saint Lucia
  • Average sea temperature in October: 29°C

The best months for swimming (with the highest average sea temperature) are September and October (29°C).
The coldest months (with the lowest average sea temperature) are February and March (26°C).

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Average daylight in October /
Average sunshine in October
Castries City, Saint Lucia

Average daylight in October / Average sunshine in October - Castries City, Saint Lucia
  • Average daylight in October: 11h and 5min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in October: 7h

The months with the most sunshine are January, February, March, April, May, June, July, August, September, November and December (Average sunshine: 8h).
The month with the least sunshine is October (Average sunshine: 7h).

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Average UV index in October
Castries City, Saint Lucia

Average UV index in October - Castries City, Saint Lucia
  • Average UV index in October: 11

The months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 8).

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Castries City, Saint Lucia

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