Swim in Cape Town in march 2025What is the temperature of the sea in in march?

Average sea temperature in Cape Town in march 2025.

In march, according to seasonal norms, the sea temperature in Cape Town is:

Minimum: 62°F

Average: 65°F

Maximum: 69°F

Other useful seasonal weather averages in march:

  • Outside temperature: 67°F to 78°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 11.8mph
  • It rains a total of 1.2in, over 1 day(s).

Should we swim in Cape Town in march?

Yes... and no. The water temperature in Cape Town in march is cool

Swimming in march on the beaches of Cape Town is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 69°F, it can also be as low as 62°F! Note that the average is 65°F.

Note also that in march, the climate is perfect with an average outside temperature of 72°F, 1.2in of precipitation (over 1 days) and 76.55 % humidity.

Water and normal seasonal temperatures in Cape Town in march

March
Average sea temperature 65°F
Minimum sea temperature 62°F
Maximum sea temperature 69°F
Average outside temperature 74°F
Maximum outside temperature 79°F
Minimum outside temperature 67°F
Wind speed 13.7mph
Wind temperature 67°F
Precipitation 1.2in
Number of days of rain 1 jour(s)
(5%)
Humidity 77%
Visibility in kilometers 9.73km
Cloud cover 21%
Our opinion cool swimming

Swim elsewhere in South Africa in march

City Average T° Max. T° Our opinion
Durban in march79°F81°Fideal swimming
Port Elizabeth (South Africa) in march72°F77°Fpleasant swimming
Coffee Bay in march80°F83°Fideal swimming
East London in march78°F82°Fpleasant swimming
George in march69°F72°Fcool swimming
Margate in march80°F81°Fideal swimming
Port Nolloth in march63°F66°Fcold swimming
Richards Bay in march81°F83°Fideal swimming
Ballito (Dolphin Coast) in march79°F81°Fideal swimming
Hermanus in march68°F71°Fcool swimming
Knysna in march68°F72°Fcool swimming
Mossel Bay in march69°F73°Fcool swimming
Plettenberg Bay in march68°F72°Fcool swimming

Swim in South Africa in march: sea temperature by city

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