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Supertubes (J-Bay)
Eastern Cape, South Africa34.0°S
Supertubes (J-Bay) in Eastern Cape, South Africa has water temperatures ranging from 17°C in December to 20.5°C in February — relatively stable year-round. Even at its warmest, a 2mm fullsuit is recommended. In December, you’ll need a 3/2mm fullsuit.
Use the discipline switcher below to see how recommendations change across different sports — a kitesurfer at Supertubes (J-Bay) needs different rubber than a surfer.
Discipline
Monthly conditions & gear
Based on average conditions for Surfing. Personal preferences may shift your recommendation — use the full tool for a personalized result.
| Month | Water | Air | Wind | Suit | Boots | Gloves | Hood |
|---|---|---|---|---|---|---|---|
| January | 20.2°C | 22.1°C | 35 km/h | 2mm | — | — | — |
| February | 20.5°C | 22.2°C | 33 km/h | 2mm | — | — | — |
| March | 19°C | 21.3°C | 41 km/h | 3/2mm | — | — | — |
| April | 19.5°C | 20.8°C | 40 km/h | 3/2mm | — | — | — |
| May | 19.9°C | 19.7°C | 38 km/h | 3/2mm | — | — | — |
| June | 18.6°C | 18.1°C | 48 km/h | 3/2mm | — | — | — |
| July | 19°C | 17.8°C | 43 km/h | 3/2mm | — | — | — |
| August | 18.3°C | 19.1°C | 42 km/h | 3/2mm | — | — | — |
| September | 18.2°C | 18°C | 49 km/h | 3/2mm | — | — | — |
| October | 17.2°C | 18.3°C | 40 km/h | 3/2mm | — | — | — |
| November | 18°C | 19.5°C | 39 km/h | 3/2mm | — | — | — |
| December | 17°C | 19.9°C | 38 km/h | 3/2mm | — | — | — |
Recommendations based on industry-validated thresholds from 15 brands and independent sources. Read the methodology
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Our guides provide general recommendations based on industry consensus and average conditions. Always check local forecasts and use your own judgment. rubber.surf is not liable for any discomfort or equipment decisions based on these suggestions. Read our full terms.