Secret Groyne 93.7
#318 of 5753 surf spots in the world · 🇦🇺 Australia · Western Australia · near Mandurah
Works almost every day, clean mornings are the norm, no off season.
Works all yearIntermediate
Surf score93.7 /100
Surfable days98% of the year
Clean days57% groundswell + friendly wind
Groundswell86% period 11 s+
Typical size1.7 m 5.5 ft median
Water20°C a 2 mm shorty
Best time to surf Secret Groyne
The best time to surf Secret Groyne is March, April, November. The season runs Aug to Sep. In April the water sits around 21°C, so pack a 2 mm shorty, and the typical wave is 1.6 m. The nearest airport is PER (73 km) and the nearest town is Mandurah (7 km).
| Month | Surfable | Clean | Size | Water | Suit |
|---|---|---|---|---|---|
| Jan | 99% | 59% | 1.5 m | 22°C | vest |
| Feb | 99% | 58% | 1.4 m | 22°C | vest |
| Mar | 99% | 70% | 1.3 m | 22°C | vest |
| Apr | 99% | 88% | 1.6 m | 21°C | 2mm |
| May | 95% | 62% | 1.8 m | 21°C | 2mm |
| Jun | 96% | 52% | 2.0 m | 20°C | 2mm |
| Jul | 93% | 25% | 2.3 m | 18°C | 3/2 |
| Aug | 94% | 44% | 2.1 m | 18°C | 3/2 |
| Sep | 99% | 58% | 1.9 m | 18°C | 3/2 |
| Oct | 100% | 39% | 1.8 m | 19°C | 3/2 |
| Nov | 100% | 67% | 1.5 m | 20°C | 2mm |
| Dec | 99% | 56% | 1.5 m | 22°C | 2mm |
Why 93.7
Seven parts, each normalised 0 to 1 and weighted; the sum is scaled so the best spot in the world is 100.
Consistency 26%
26.0
Clean days 24%
24.0
Groundswell 12%
12.0
Season spread 10%
10.0
Wave size 8%
5.0
Water comfort 10%
5.1
Access 10%
9.2
The detail
Faces 305° with 39% open water around it. Friendly morning wind 66% of days. Mean peak period 13.0 s. Days over 3 m: 8%. Mellow days (0.4 to 1.2 m): 14%. Months that work: 12 of 12. Coordinates -32.552, 115.678 (OpenStreetMap).
Spots nearby
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