July 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 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. Occasionally, the clouds make way for the sun, allowing sunlight to drench the city's streets. Varying weather conditions add a splash of vibrancy to the city, making every day unique. Despite the unpredictable weather, temperatures remain fairly consistent, providing a steady warmth.

Temperature

May through October, with an average high-temperature of 30°C (86°F), are marked as the warmest months in Castries City.

Rainfall

In July, the rain falls for 21 days. Throughout July, 291mm (11.46") of precipitation is accumulated. In Castries City, during the entire year, the rain falls for 208 days and collects up to 2377mm (93.58") of precipitation.

Sea temperature

In Castries City, Saint Lucia, the average seawater temperature in July is 28°C (82.4°F).
Note: With water temperature from 25°C (77°F) to 29°C (84.2°F), all water activities are comfortable and delightful, devoid of discomfort even for lengthened periods.

Daylight

In Castries City, the average length of the day in July is 12h and 52min.
On the first day of July, sunrise is at 05:39 and sunset at 18:36. On the last day of the month, sunrise is at 05:48 and sunset at 18:32 AST.

Sunshine

The months with the most sunshine in Castries City, Saint Lucia, are January through September, November and December, with an average of 8h of sunshine.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index in Castries City. A UV Index reading of 11, and higher, represents an excessive health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In July, the UV index of 12 transforms into the following advice:
Implement all necessary safeguards, unprotected skin might suffer burns rapidly. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Stay cautious! Sand and water reflections increase UV radiation potency.
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Frequently asked questions

What are the warmest months in Castries City?

Castries City's temperatures tend to hit their maximum during May through October, with an average high-temperature of 30°C (86°F).

How hot is July in Castries City?

The high-temperature during July is 30°C (86°F) and the low-temperature is 24°C (75.2°F).

How many days does it rain in July in Castries City?

In Castries City, Saint Lucia, in July, during 21 rainfall days, 291mm (11.46") of precipitation is typically accumulated.

What is the water temperature in July in Castries City?

In Castries City, in July, the average water temperature is 28°C (82.4°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

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

In July, the average day length is 12h and 52min.

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

In July, on the first day of the month, sunrise is at 05:39 and sunset at 18:36. On the last day of the month, sunrise is at 05:48 and sunset at 18:32 AST.

What are the months with the most sunshine in Castries City?

January through September, November and December, with an average of 8h of sunshine, are months with the most sunshine.

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

In July, the average sunshine duration in Castries City, Saint Lucia, is 8h.

What is the month with the highest UV index in Castries City?

The months with the highest UV index are March through September, with an average maximum UV index of 12.

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

In July, the average daily maximum UV index in Castries City is 12. A UV Index reading of 11, and higher, represents an ultimate hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in July
Castries City, Saint Lucia

Average temperature in July - Castries City, Saint Lucia
  • Average high temperature in July: 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 July: 24°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 July
Castries City, Saint Lucia

Average rainfall in July - Castries City, Saint Lucia
  • Average rainfall in July: 291mm

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 July
Castries City, Saint Lucia

Average rainfall days in July - Castries City, Saint Lucia
  • Average rainfall days in July: 21 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 July
Castries City, Saint Lucia

Average sea temperature in July - Castries City, Saint Lucia
  • Average sea temperature in July: 28°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 July /
Average sunshine in July
Castries City, Saint Lucia

Average daylight in July / Average sunshine in July - Castries City, Saint Lucia
  • Average daylight in July: 12h 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 July: 8h

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 July
Castries City, Saint Lucia

Average UV index in July - Castries City, Saint Lucia
  • Average UV index in July: 12

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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