Weather in September
Sea temperature
In September, the average sea temperature in Plettenberg Bay, South Africa, is 17.1°C (62.8°F).Note: Swimming in water that is 17.1°C (62.8°F) is not enjoyable for most. Breathing becomes more challenging to manage as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
In September, the average length of the day in Plettenberg Bay is 11h and 53min.On the first day of the month, sunrise is at 06:44 and sunset at 18:08. On the last day of September, sunrise is at 06:03 and sunset at 18:28 SAST.
Frequently asked questions
What is the sea water temperature in September in Plettenberg Bay?
In Plettenberg Bay, in September, the average water temperature is 17.1°C (62.8°F). For swimming, a surface water temperature of 17.1°C (62.8°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
What is the average length of the day in September in Plettenberg Bay?
The average day length in September is 11h and 53min.
When are sunrise and sunset in September in Plettenberg Bay?
In September, on the first day of the month, sunrise is at 06:44 and sunset at 18:08. On the last day of the month, in Plettenberg Bay, South Africa, sunrise is at 06:03 and sunset at 18:28 SAST.
Average sea temperature in September
Plettenberg Bay, South Africa
- Average sea temperature in September: 17.1°C
The best month for swimming (with the highest average sea temperature) is January (20.4°C).
The coldest months (with the lowest average sea temperature) are July and August (16.8°C).
Average daylight in September
Plettenberg Bay, South Africa
- Average daylight in September: 11h and 5min
The month with the longest days is December (Average daylight: 14h and 24min).
The month with the shortest days is June (Average daylight: 9h and 54min).
Plettenberg Bay, South Africa
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