St James
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Average monthly water temperature in St James, South Africa

On this page you find the mean water temperature over the year in St James (Western Cape), South Africa. Understand how water temperatures vary throughout the year.

Data from: Cape Town, South Africa (21 KM, 13 Miles).

Water temperatures in St James fluctuate across the seasons. The warmest month, February, averages 20°C (68°F).

The coldest water temperature month is August, averaging 14°C (57°F). Seasonal shifts offer opportunities to explore different activities depending on the time of year.

St James Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in St James - and find the best time to visit.

St James 3-Day Forecast

More climate data for St James

Popular in October

Where to go in October - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.