September weather forecast
Saint Lawrence, Barbados

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Weather in September

September experiences an upward trend in rainfall, with levels peaking at 159mm, setting it apart as the wettest month in Saint Lawrence. Despite abundant rain showers, the temperatures remain consistently warm, both on land and sea. The daylight hours gradually shorten, signifying the start of the transitional period towards the cooler months. The gentle decrease in sunshine does not dampen the overall warmth of the month, which remains apparent both day and night.

Temperature

The transition into September in Saint Lawrence reveals an average high-temperature of a still hot 30°C, mirroring a close resemblance to August. An average temperature of 23°C marks the nights in Saint Lawrence, Barbados, in September.

Rainfall

In Saint Lawrence, during September, the rain falls for 15 days and regularly aggregates up to 159mm of precipitation. In Saint Lawrence, during the entire year, the rain falls for 156 days and collects up to 1238mm of precipitation.

Sea temperature

With an average sea temperature of 29°C, September is the month with the warmest seawater in Saint Lawrence.
Note: Water temperature ranging from 25°C to 29°C is recognized as warm and pleasant by all, making water activities comfortable and delightful for long durations.

Daylight

In September, the average length of the day in Saint Lawrence, Barbados, is 12h and 12min.
On the first day of September in Saint Lawrence, sunrise is at 05:47 and sunset at 18:09. On the last day of the month, sunrise is at 05:47 and sunset at 17:49 AST.

Sunshine

In September, the average sunshine is 8h.

UV index

February through September, with an average maximum UV index of 12, are months with the highest UV index. A UV Index reading of 11, and higher, represents an extreme health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 12 in September translates into the following instructions:
Take every vital safeguard, as unprotected skin and eyes may suffer burns rapidly. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Broad-spectrum sunscreen with an SPF of 30 or more should be applied liberally every two hours and directly after outdoor activities or swimming. Note! The Sun's UV radiation gets intensified with the reflection from sand and water.
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FAQ

How hot does it get in Saint Lawrence in September?

The high-temperature, in September, in Saint Lawrence, is 30°C, while the low-temperature averages to 23°C.

How many days does it rain in September in Saint Lawrence?

In Saint Lawrence, Barbados, in September, it is raining for 15 days, with typically 159mm of accumulated precipitation.

What month is the sea warmest in Saint Lawrence?

September is the month with the warmest seawater, with an average sea temperature of 29°C.

What is the water temperature in September in Saint Lawrence?

In Saint Lawrence, in September, the average water temperature is 29°C. For swimming, diving, and other water activities, temperatures between 25°C and 29°C are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in September in Saint Lawrence?

The average day length in September in Saint Lawrence, Barbados, is 12h and 12min.

What time are sunrise and sunset in September in Saint Lawrence?

On the first day of September in Saint Lawrence, Barbados, sunrise is at 05:47 and sunset at 18:09. On the last day of the month, sunrise is at 05:47 and sunset at 17:49 AST.

How many hours of sunshine does Saint Lawrence have in September?

The average sunshine duration in September is 8h.

What are the months with the highest UV index in Saint Lawrence?

The months with the highest UV index in Saint Lawrence are February through September, with an average maximum UV index of 12.

How high is the UV index in September in Saint Lawrence?

In September, the average daily maximum UV index is 12. A UV Index of 11, and more, symbolizes an excessive health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average UV index

Average temperature in September
Saint Lawrence, Barbados

Average temperature in September - Saint Lawrence, Barbados
  • Average high temperature in September: 30°C

The warmest months (with the highest average high temperature) are May, June and August (31°C).
The month with the lowest average high temperature is January (28°C).

  • Average low temperature in September: 23°C

The months with the highest average low temperature are May, June, July, August, September, October and November (23°C).
The coldest months (with the lowest average low temperature) are January, February and March (21°C).

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Average rainfall in September
Saint Lawrence, Barbados

Average rainfall in September - Saint Lawrence, Barbados
  • Average rainfall in September: 159mm

The wettest month (with the highest rainfall) is October (178mm).
The driest month (with the least rainfall) is March (37mm).

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Average rainfall days in September
Saint Lawrence, Barbados

Average rainfall days in September - Saint Lawrence, Barbados
  • Average rainfall days in September: 15 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is April (7 days).

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Average sea temperature in September
Saint Lawrence, Barbados

Average sea temperature in September - Saint Lawrence, Barbados
  • Average sea temperature in September: 29°C

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

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Average daylight in September /
Average sunshine in September
Saint Lawrence, Barbados

Average daylight in September / Average sunshine in September - Saint Lawrence, Barbados
  • Average daylight in September: 12h and 1min

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 24min).

  • Average sunshine in September: 8h

The months with the most sunshine are January, February, April and May (Average sunshine: 9h).
The month with the least sunshine is October (Average sunshine: 7h).

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Average UV index in September
Saint Lawrence, Barbados

Average UV index in September - Saint Lawrence, Barbados
  • Average UV index in September: 12

The months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).

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Saint Lawrence, Barbados

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