St Clair is cold water surfing at its most rewarding—Dunedin's main beach break exposed to the roaring forties, where consistent southern swells meet dedicated locals in 5mm wetsuits and booties. The wave offers both beach break peaks and a right-hand rock point section, providing variety for all conditions. What St Clair lacks in tropical warmth it compensates with wild beauty: the dramatic Otago coastline, the Southern Alps as a distant backdrop, and a surf community forged in conditions that would send fair-weather surfers running. This is New Zealand's deep south, where the waves are cold but the stoke runs hot.
Model forecast for swell, wind and tide.
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Water temp
12°C
Wetsuit
5/4mm + boots
Difficulty
5/10
Crowd level
5/10
Access: 23km from Dunedin Airport. Right in Dunedin city.
St Clair is a beach break in Dunedin, New Zealand, that mostly breaks right.
St Clair picks up swell from the SSE round to the SW, and it's best when it's coming straight out of the S. It starts working at around 0.6m and handles up to about 2.5m, with the sweet spot around 1.5 to 2m. Period matters too: aim for 14s or longer, as anything under 10s tends to be weak. These are the numbers our scoring uses, so treat them as a guide rather than a promise.
A N wind is dead offshore at St Clair, and anything from the NW round to the NE keeps it clean. The morning is typically the best window, roughly 6am to 10am. Light winds from other directions can still be fine; strong offshores can make it hard to get into waves.
St Clair has a preferred tide range, roughly 0.4m to 1.6m on the local chart.
The most reliable run of swell at St Clair comes Mar to Oct. There's a second window in Nov to Feb too. Consistent S swells. Medium-high consistency year-round.
The water at St Clair averages around 12°C, so you'll want a 5/4mm with boots. It shifts a few degrees through the year, so check the season before you pack.
It's more of an intermediate wave, rated 5/10 for difficulty, so newer surfers are best off sticking to the smaller days. Expect a moderate crowd (5/10) when it's on. Rocky point on right side. Cold water - 5mm wetsuit needed.
The nearest airport on our list is DUD, then it's roughly a 20-minute drive. 23km from Dunedin Airport. Right in Dunedin city.
The closest breaks we track are St Kilda Beach (2.4 km), Tomahawk Beach (4.8 km) and The Spit (Aramoana) (24 km), handy when St Clair isn't working.
Peak: Mar-Oct
Secondary: Nov, Dec, Jan, Feb
Consistent S swells. Medium-high consistency year-round.
🥝 Lefts and rights • Beachbreak • S swell, Dunedin south coast
🥝 Lefts and rights • Beachbreak • S swell, Dunedin south coast
🥝 Lefts and rights • Beachbreak • ENE swell, Dunedin north
🥝 Right-hand beachbreak • E swell magnet • Dunedin north
🥝 Right-hand point • E swell magnet • Dunedin north
🥝 Lefts and rights • Beachbreak • SE swell, The Catlins
Compare this break with other destinations in these surf guides.