Sea Temperature in Betty's Bay in September

© Christa Espost

Complete information on the sea temperature range in the Indian Ocean in Betty's Bay in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Betty's Bay. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Betty's Bay Climate and Swimming Opportunities in September

Betty's Bay lies within the Western Cape in South Africa. The average daytime temperature in Betty's Bay in September is 20°C (67°F), while the nighttime average is 10°C (51°F). There are typically eight rainy days during the month, with a total precipitation of 53 mm (2.1 inches). The daylight duration in September in Betty's Bay is 12 hours, with an average of 7 hours of sunshine per day. The average wind speed in September is 16 km/h (10 mph), and the humidity level is around 75%.

The water temperature in Betty's Bay in September ranges from 14°C to 16°C (57°F to 61°F). At the beginning of the month, the average temperature is around 15°C (59°F), shifting to 15°C (59°F) by mid-September and reaching 15°C (59°F) in the last ten days. Overall, the average sea temperature in Betty's Bay for September is 15°C (59°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Frequently Asked Questions About Water Temperatures in September in Betty's Bay