September weather forecast and climate
Saint Lucia Estuary, South Africa

What is the temperature in September in Saint Lucia Estuary?

In Saint Lucia Estuary, South Africa, in September, the average high-temperature is 24°C (75.2°F), and the average low-temperature is 16°C (60.8°F).

How many days does it rain in September in Saint Lucia Estuary?

In Saint Lucia Estuary, in September, during 9 rainfall days, typically, 87mm (3.4") of precipitation is accumulated.

How warm is the water in September in Saint Lucia Estuary?

In September, in Saint Lucia Estuary, South Africa, the average sea temperature is 22.6°C (72.7°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 22.6°C (72.7°F) water. The Olympic swimming competition requires a water temperature between 25°C (77°F) and 28°C (82.4°F).
Average temperature in September - Saint Lucia Estuary, South Africa
  • Average high temperature in September: 24°C

Warmest months (with the highest average high temperature) are January, February and March (29°C).
Months with the lowest average high temperature are June and July (23°C).

  • Average low temperature in September: 16°C

Months with the highest average low temperature are January, February and March (21°C).
Coldest months (with the lowest average low temperature) are June and July (13°C).

Average rainfall in September - Saint Lucia Estuary, South Africa
  • Average rainfall in September: 87mm

The wettest month (with the highest rainfall) is January (148mm).
The driest month (with the lowest rainfall) is August (65mm).

Average rainfall days in September - Saint Lucia Estuary, South Africa
  • Average rainfall days in September: 9 days

The month with the highest number of rainy days is November (13 days).
Months with the lowest number of rainy days are June, July and August (7 days).

Average sea temperature in September - Saint Lucia Estuary, South Africa
  • Average sea temperature in September: 22.6°C

The best month for swimming (with the highest average sea temperature) is February (27.2°C).
The coldest month (with the lowest average sea temperature) is August (21.7°C).

Average daylight in September / Average sunshine in September - Saint Lucia Estuary, South Africa
  • Average daylight in September: 11.9h

The month with the longest days is December (Average daylight: 13.9h).
The month with shortest days is June (Average daylight: 10.4h).

  • Average sunshine in September: 7h

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

Average UV index in September - Saint Lucia Estuary, South Africa
  • Average UV index in September: 8

Months with the highest UV index are January, February, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 4).

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