Guilderton Rivermouth 94.2
#271 of 5753 surf spots in the world · 🇦🇺 Australia · Western Australia · near Gingin
Works almost every day, no off season.
Works all yearAdvanced
Surf score94.2 /100
Surfable days97% of the year
Clean days53% groundswell + friendly wind
Groundswell86% period 11 s+
Typical size2.0 m 6.5 ft median
Water21°C a 2 mm shorty
Best time to surf Guilderton Rivermouth
The best time to surf Guilderton Rivermouth is April, May, June. The season runs Jan to Jun. In May the water sits around 22°C, so pack a 2 mm shorty, and the typical wave is 2.0 m. The nearest airport is PER (79 km) and the nearest town is Gingin (38 km).
| Month | Surfable | Clean | Size | Water | Suit |
|---|---|---|---|---|---|
| Jan | 100% | 44% | 1.8 m | 22°C | vest |
| Feb | 100% | 50% | 1.7 m | 22°C | vest |
| Mar | 100% | 61% | 1.6 m | 22°C | vest |
| Apr | 100% | 75% | 1.9 m | 22°C | 2mm |
| May | 95% | 81% | 2.0 m | 22°C | 2mm |
| Jun | 94% | 70% | 2.2 m | 21°C | 2mm |
| Jul | 91% | 36% | 2.5 m | 19°C | 2mm |
| Aug | 91% | 53% | 2.4 m | 19°C | 3/2 |
| Sep | 97% | 56% | 2.2 m | 18°C | 3/2 |
| Oct | 99% | 41% | 2.1 m | 19°C | 2mm |
| Nov | 100% | 46% | 1.8 m | 20°C | 2mm |
| Dec | 100% | 31% | 1.8 m | 22°C | 2mm |
Why 94.2
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%
6.2
Water comfort 10%
5.5
Access 10%
8.1
The detail
Faces 235° with 44% open water around it. Friendly morning wind 62% of days. Mean peak period 12.9 s. Days over 3 m: 11%. Mellow days (0.4 to 1.2 m): 5%. Months that work: 12 of 12. Coordinates -31.353, 115.499 (OpenStreetMap).
Spots nearby
Derrs🇦🇺 Australia · score 94.7The spot🇦🇺 Australia · score 94.9Super Sprayz🇦🇺 Australia · score 94.8Club Cap🇦🇺 Australia · score 95.0
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