Port Saint John’s Water Temperature

(Today) 2024

25.3°C / 77.5°F

The water will feel warm (balmy). Most people will be OK with just bathers / swimming costume at this temperature. If you intend to stay in the water for a while a thin shorty wetsuit will suffice.

Current weather

24°C / 74°F
(overcast clouds)
Partly cloudy
Wind
15 mph
Humidity
56%

The measurements for the water temperature in Port Saint John’s, Eastern Cape are provided by the daily satellite readings provided by the NOAA. The temperatures given are the sea surface temperature (SST) which is most relevant to recreational users.

*Live data may vary from satellite readings for a number of reasons. These include local factors, depth of smapling and time of day.

Water temp by month

Monthly average max / min water temperatures

The graph below shows the range of monthly Port Saint John’s water temperature derived from many years of historical sea surface temperature data.

Port Saint John’s average maximum / minimum water temperatures
Maximum and minimum monthly sea temperatures in Port Saint John’s
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 24.3 24.9 25 23.8 22.6 21.2 20.4 19.2 20.8 21.2 21.9 22.6
Max °C 27.6 27.5 27.8 27.4 25.7 24.3 23.3 22.8 23 23.1 24 25.9
Min °F 77 77.9 78.1 76.3 73.9 71.4 69.8 68 70.3 70.9 72.2 74
Max °F 80.3 80.5 80.9 79.9 77 74.5 72.7 71.6 72.5 72.8 74.3 77.3

The warmest water temperature is in March with an average around 79.5°F / 26.4°C. The coldest month is August with an average water temperature of 69.8°F / 21.0°C.

7 day tide forecast for Port Saint John’s

SunMonTueWedThuFriSat
  • High 03:21am
    (1.77m)
  • Low 09:24am
    (0.34m)
  • High 03:35pm
    (1.87m)
  • Low 09:53pm
    (0.25m)
  • High 04:03am
    (1.79m)
  • Low 10:06am
    (0.35m)
  • High 04:15pm
    (1.86m)
  • Low 10:31pm
    (0.26m)
  • High 04:43am
    (1.78m)
  • Low 10:46am
    (0.4m)
  • High 04:53pm
    (1.81m)
  • Low 11:08pm
    (0.3m)
  • High 05:22am
    (1.75m)
  • Low 11:26am
    (0.47m)
  • High 05:30pm
    (1.73m)
  • Low 11:45pm
    (0.37m)
  • High 06:01am
    (1.7m)
  • Low 12:05pm
    (0.56m)
  • High 06:07pm
    (1.65m)
  • Low 12:21am
    (0.46m)
  • High 06:41am
    (1.64m)
  • Low 12:46pm
    (0.65m)
  • High 06:45pm
    (1.56m)
  • Low 12:59am
    (0.56m)
  • High 07:24am
    (1.57m)
  • Low 01:32pm
    (0.75m)
  • High 07:26pm
    (1.47m)
7 day tide times for Port Saint John’s

*These tide times are estimates based on the nearest accurate location (East London, South Africa) and may differ by up to half an hour depending on distance. Please note, the tide times given are not suitable for navigational purposes.