Sea Temperature in Cape Town in May

Complete information on the sea temperature range in the Atlantic Ocean in Cape Town in May. Historical daily data. Climate details for May. Tips on swimming conditions and beach relaxation in Cape Town. 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 Cape Town in May

12°C

MINIMUN

15.5°C

AVERAGE

19°C

MAXIMUM

Historical Data of Water Temperature in May in Cape Town

Water Temperature Chart for Atlantic Ocean in Cape Town in May

Sea Temperature Table in Cape Town in May Over the Past Years

Day	2024	2023	2022	Average
May 1	17°C	19°C	18°C	17.0°C
May 2	17°C	18°C	16°C	16.5°C
May 3	17°C	18°C	19°C	17.0°C
May 4	17°C	18°C	17°C	16.5°C
May 5	17°C	18°C	15°C	16.0°C
May 6	17°C	18°C	16°C	16.3°C
May 7	17°C	19°C	15°C	16.5°C
May 8	17°C	18°C	17°C	16.8°C
May 9	15°C	19°C	16°C	16.3°C
May 10	16°C	19°C	18°C	17.0°C
May 11	16°C	18°C	16°C	16.0°C
May 12	17°C	18°C	19°C	17.0°C
May 13	17°C	18°C	17°C	16.8°C
May 14	17°C	18°C	19°C	17.3°C
May 15	17°C	18°C	16°C	16.5°C
May 16	17°C	18°C	16°C	16.5°C
May 17	18°C	18°C	16°C	16.8°C
May 18	17°C	18°C	19°C	17.3°C
May 19	18°C	18°C	16°C	17.0°C
May 20	17°C	18°C	16°C	16.8°C
May 21	17°C	18°C	19°C	17.5°C
May 22	17°C	17°C	15°C	16.0°C
May 23	18°C	18°C	15°C	16.5°C
May 24	17°C	18°C	19°C	17.3°C
May 25	18°C	18°C	16°C	16.8°C
May 26	17°C	18°C	16°C	16.5°C
May 27	17°C	18°C	15°C	16.3°C
May 28	17°C	17°C	15°C	16.0°C
May 29	18°C	17°C	18°C	16.8°C
May 30	17°C	17°C	18°C	16.5°C

Cape Town Climate and Swimming Opportunities in May

21°C

Average Day Air Temperature

11°C

Average Night Air Temperature

74 mm

Precipitation Amount per Month

7 days

Number of Rainy Days

10 hrs

Daylight
per Day

6 hrs

Sunshine
per Day

16 km/h

Average Wind Speed

77%

Average
humidity

Cape Town lies within the Western Cape in South Africa. The average daytime temperature in Cape Town in May is 21°C (70°F), while the nighttime average is 11°C (52°F). There are typically seven rainy days during the month, with a total precipitation of 74 mm (2.9 inches). The daylight duration in May in Cape Town is 10 hours, with an average of 6 hours of sunshine per day. The average wind speed in May is 16 km/h (10 mph), and the humidity level is around 77%.

The water temperature in Cape Town in May ranges from 16°C to 17°C (61°F to 63°F). At the beginning of the month, the average temperature is around 17°C (63°F), shifting to 17°C (63°F) by mid-May and reaching 17°C (63°F) in the last ten days. Overall, the average sea temperature in Cape Town for May is 17°C (63°F). Very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.

Sea Temperature in May in Nearby Cities

Frequently Asked Questions About Water Temperatures in May in Cape Town

What is the sea temperature in Cape Town in May?

The water temperature in the Atlantic Ocean in Cape Town in May ranges from 16°C to 17°C (61°F to 63°F).

Is it possible to swim in the Atlantic Ocean in Cape Town in May?

The average sea temperature in Cape Town in May is 17°C (63°F), and the air temperature is 21°C (70°F), so very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.