September weather forecastOranjemund, Namibia

September

Weather in September

As spring arrives in September, Oranjemund witnesses a significant increase in daylight and a gradual warming of the ambient temperature. With daylight hours increasing to 11.9h, the climate remains optimal for outdoor activities. The city's charm is enhanced with the cityscape bathed in a pleasant warmth, differentiating it from August's rather cool climate. Looking ahead to October, anticipate further extension in daylight duration along with a rise in the sea temperatures, offering more time to indulge in various activities.

Sea temperature

In September, the average sea temperature is 13.8°C (56.8°F).
Note: Diving into 13.8°C (56.8°F) is practical below 10°C (50°F), given you're wearing protective swim gear; without it, expect a quick onset of cold shock and a struggle to breathe. Merely touching waters at 13°C (55.4°F) feels ice-cold.

Daylight

In Oranjemund, Namibia, the average length of the day in September is 11h and 56min.
On the first day of September, sunrise is at 07:07 and sunset at 18:40. On the last day of the month, sunrise is at 06:33 and sunset at 18:54 CAT.

Frequently asked questions

In Oranjemund, the average seawater temperature in September is 13.8°C (56.8°F). Swimming in 13.8°C (56.8°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

In Oranjemund, the average day length in September is 11h and 56min.

On the first day of September, sunrise is at 07:07 and sunset at 18:40. On the last day of the month, sunrise is at 06:33 and sunset at 18:54 CAT.

Average sea temperature in September
Oranjemund, Namibia

  • Average sea temperature in September: 13.8°C

The best month for swimming (with the highest average sea temperature) is January (18.2°C).
The coldest months (with the lowest average sea temperature) are July and August (13.3°C).

Average daylight in September
Oranjemund, Namibia

  • Average daylight in September: 11h and 54min

The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).