Swimming in South Africa in march 2025 Sea temperature by city in march

Do you want to go to the beach in South Africa in march 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in march in South Africa by city and our opinion on the chances of enjoying pleasant sea conditions.

Sea temperature in South Africa in march 2025

Here, find the average sea temperature in South Africa in march in several coastal cities.

Western Cape in march

on average:

65°F

min: 62°F / max: 69°F

on average:

69°F

min: 65°F / max: 72°F

Agulhas National Park

on average:

71°F

min: 68°F / max: 74°F

Arniston

on average:

70°F

min: 68°F / max: 73°F

Cape of Good Hope

on average:

67°F

min: 63°F / max: 71°F

Cape Agulhas

on average:

71°F

min: 68°F / max: 73°F

KwaZulu-Natal in march

on average:

79°F

min: 77°F / max: 81°F

on average:

80°F

min: 78°F / max: 81°F

on average:

81°F

min: 79°F / max: 83°F

on average:

79°F

min: 77°F / max: 81°F

iSimangaliso Wetland Park

on average:

82°F

min: 80°F / max: 84°F

Santa Lucia

on average:

81°F

min: 79°F / max: 83°F

Eastern Cape in march

on average:

72°F

min: 67°F / max: 77°F

on average:

80°F

min: 77°F / max: 83°F

on average:

78°F

min: 75°F / max: 82°F

Kenton-on-Sea

on average:

74°F

min: 69°F / max: 80°F

Port St Johns

on average:

80°F

min: 77°F / max: 82°F

St Francis Bay

on average:

68°F

min: 64°F / max: 73°F

Northern Cape in march

on average:

63°F

min: 59°F / max: 66°F

Hondeklip Bay

on average:

62°F

min: 59°F / max: 67°F

Kleinsee

on average:

63°F

min: 59°F / max: 67°F

Lepelsfontein

on average:

62°F

min: 59°F / max: 67°F

Where should you go swimming in South Africa in the month of march?

Swimming in South Africa in march is ideal (in the best case scenario)

In march in South Africa swimming conditions vary by city. Details below:

In march in Durban, Coffee Bay, Margate, Richards Bay, Ballito (Dolphin Coast), iSimangaliso Wetland Park, Port St Johns, Santa Lucia, Sodwana Bay, The Wild Coast and Port Shepstone, swimming conditions are perfect! With water reaching a maximum of 81°F and an average of 79°F, going in the water (and staying there!) feels great.

As for Port Elizabeth (South Africa), East London, Agulhas National Park, Arniston, Cape Agulhas, Kenton-on-Sea, Witsand and Port Alfred, swimming is pleasant in march. The sea water is 72°F on average (min: 67°F/max: 77°F) so you can easily spend time in the water.

Swimming in march in Cape Town, George, Cape of Good Hope, Gansbaai, Groot-Jongensfontein, Hermanus, Knysna, Pearly Beach, St Francis Bay, Still Bay, Wilderness, Jeffrey's Bay, Mossel Bay, Plettenberg Bay and Saldanha is possible but the sea is generally cool. So though the sea temperature may sometimes reach 69°F, it can also go as low as 62°F. Note that the average is 65°F.

Swimming in march in Port Nolloth, Hondeklip Bay, Kleinsee and Lepelsfontein is possible... with a wetsuit! Indeed, the water is cold at this time of year with an average temperature of 63°F (min: 59°F/max: 66°F).

Where to go swimming in South Africa in march: the map of sea temperatures

ideal swimming pleasant swimming cool swimming cold swimming freezing swimming

Water temperature and seasonal norms in march

Cape Town

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
Precipitation 1.2in
Number of days of precipitation 1 jour(s)
(5%)
Cloud cover 21%
Our opinion cool swimming

More information on swimming in Cape Town in march

Durban

March
Average sea temperature 79°F
Minimum sea temperature 77°F
Maximum sea temperature 81°F
Average outside temperature 76°F
Maximum outside temperature 79°F
Minimum outside temperature 72°F
Precipitation 5.6in
Number of days of precipitation 7 jour(s)
(24%)
Cloud cover 44%
Our opinion ideal swimming

More information on swimming in Durban in march

Port Elizabeth (South Africa)

March
Average sea temperature 72°F
Minimum sea temperature 67°F
Maximum sea temperature 77°F
Average outside temperature 74°F
Maximum outside temperature 79°F
Minimum outside temperature 70°F
Precipitation 2.8in
Number of days of precipitation 4 jour(s)
(14%)
Cloud cover 33%
Our opinion pleasant swimming

More information on swimming in Port Elizabeth (South Africa) in march

Coffee Bay

March
Average sea temperature 80°F
Minimum sea temperature 77°F
Maximum sea temperature 83°F
Average outside temperature 72°F
Maximum outside temperature 77°F
Minimum outside temperature 65°F
Precipitation 5.8in
Number of days of precipitation 8 jour(s)
(27%)
Cloud cover 50%
Our opinion ideal swimming

More information on swimming in Coffee Bay in march

East London

March
Average sea temperature 78°F
Minimum sea temperature 75°F
Maximum sea temperature 82°F
Average outside temperature 76°F
Maximum outside temperature 79°F
Minimum outside temperature 72°F
Precipitation 3in
Number of days of precipitation 4 jour(s)
(13%)
Cloud cover 41%
Our opinion pleasant swimming

More information on swimming in East London in march

List of coastal cities in South Africa

Cape Town in marchcool swimming
Durban in marchideal swimming
Port Elizabeth (South Africa) in marchpleasant swimming
Coffee Bay in marchideal swimming
East London in marchpleasant swimming
George in marchcool swimming
Margate in marchideal swimming
Port Nolloth in marchcold swimming
Richards Bay in marchideal swimming
Agulhas National Park in marchpleasant swimming
Arniston in marchpleasant swimming
Ballito (Dolphin Coast) in marchideal swimming
Cape of Good Hope in marchcool swimming
Cape Agulhas in marchpleasant swimming
Gansbaai in marchcool swimming
Groot-Jongensfontein in marchcool swimming
Hermanus in marchcool swimming
Hondeklip Bay in marchcold swimming
iSimangaliso Wetland Park in marchideal swimming
Kenton-on-Sea in marchpleasant swimming
Kleinsee in marchcold swimming
Knysna in marchcool swimming
Lepelsfontein in marchcold swimming
Pearly Beach in marchcool swimming
Port St Johns in marchideal swimming
Santa Lucia in marchideal swimming
Sodwana Bay in marchideal swimming
St Francis Bay in marchcool swimming
Still Bay in marchcool swimming
The Wild Coast in marchideal swimming
Wilderness in marchcool swimming
Witsand in marchpleasant swimming
Jeffrey's Bay in marchcool swimming
Mossel Bay in marchcool swimming
Plettenberg Bay in marchcool swimming
Port Alfred in marchpleasant swimming
Port Shepstone in marchideal swimming
Saldanha in marchcool swimming
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