Sea Temperature in Knysna in December

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

Water Temperature Range in Knysna in December

17°C

MINIMUN

19.5°C

AVERAGE

22°C

MAXIMUM

Historical Data of Water Temperature in December in Knysna

Water Temperature Chart for Indian Ocean in Knysna in December

Sea Temperature Table in Knysna in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	20°C	21°C	19°C	19.5°C
Dec 2	20°C	20°C	20°C	19.3°C
Dec 3	20°C	20°C	19°C	19.0°C
Dec 4	20°C	20°C	20°C	19.5°C
Dec 5	21°C	20°C	20°C	19.5°C
Dec 6	20°C	19°C	20°C	19.0°C
Dec 7	21°C	20°C	19°C	19.5°C
Dec 8	21°C	21°C	20°C	20.3°C
Dec 9	21°C	21°C	20°C	20.5°C
Dec 10	21°C	20°C	20°C	19.8°C
Dec 11	22°C	21°C	20°C	20.3°C
Dec 12	21°C	20°C	20°C	20.0°C
Dec 13	22°C	20°C	21°C	20.8°C
Dec 14	21°C	19°C	20°C	19.8°C
Dec 15	22°C	19°C	20°C	20.3°C
Dec 16	21°C	20°C	21°C	20.3°C
Dec 17	21°C	20°C	21°C	20.0°C
Dec 18	21°C	20°C	21°C	20.0°C
Dec 19	21°C	20°C	21°C	20.0°C
Dec 20	21°C	20°C	21°C	20.0°C
Dec 21	21°C	21°C	21°C	20.3°C
Dec 22	21°C	20°C	21°C	20.0°C
Dec 23	21°C	21°C	20°C	20.0°C
Dec 24	21°C	21°C	21°C	20.0°C
Dec 25	20°C	21°C	20°C	19.8°C
Dec 26	21°C	22°C	20°C	20.3°C
Dec 27	21°C	22°C	21°C	20.5°C
Dec 28	21°C	21°C	21°C	20.0°C
Dec 29	22°C	20°C	21°C	20.3°C
Dec 30	22°C	20°C	20°C	20.0°C

Knysna Climate and Swimming Opportunities in December

24°C

Average Day Air Temperature

16°C

Average Night Air Temperature

56 mm

Precipitation Amount per Month

6 days

Number of Rainy Days

14 hrs

Daylight
per Day

9 hrs

Sunshine
per Day

14 km/h

Average Wind Speed

74%

Average
humidity

Knysna lies within the Western Cape in South Africa. The average daytime temperature in Knysna in December is 24°C (76°F), while the nighttime average is 16°C (60°F). There are typically six rainy days during the month, with a total precipitation of 56 mm (2.2 inches). The daylight duration in December in Knysna is 14 hours, with an average of 9 hours of sunshine per day. The average wind speed in December is 14 km/h (9 mph), and the humidity level is around 74%.

The water temperature in Knysna in December ranges from 18°C to 20°C (64°F to 68°F). At the beginning of the month, the average temperature is around 19°C (66°F), shifting to 20°C (68°F) by mid-December and reaching 20°C (68°F) in the last ten days. Overall, the average sea temperature in Knysna for December is 20°C (68°F). Very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.

Sea Temperature in December in Nearby Cities

Frequently Asked Questions About Water Temperatures in December in Knysna

What is the sea temperature in Knysna in December?

The water temperature in the Indian Ocean in Knysna in December ranges from 18°C to 20°C (64°F to 68°F).

Is it possible to swim in the Indian Ocean in Knysna in December?

The average sea temperature in Knysna in December is 20°C (68°F), and the air temperature is 24°C (76°F), so very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.