Sumiyoshi 50.5
#4429 of 5753 surf spots in the world · 🇯🇵 Japan · Kagoshima · near Kanoya
Very consistent, wind is the enemy here, no off season.
Works all yearWarm waterRemoteIntermediate
Surf score50.5 /100
Surfable days83% of the year
Clean days3% groundswell + friendly wind
Groundswell6% period 11 s+
Typical size1.1 m 3.5 ft median
Water24°C a rash vest or 2 mm
Best time to surf Sumiyoshi
The best time to surf Sumiyoshi is April, September, October. It rarely works. In October the water sits around 28°C, so pack boardshorts, and the typical wave is 1.2 m. The nearest airport is FUK (328 km) and the nearest town is Kanoya (80 km).
| Month | Surfable | Clean | Size | Water | Suit |
|---|---|---|---|---|---|
| Jan | 92% | 2% | 1.4 m | 20°C | 2mm |
| Feb | 94% | 1% | 1.3 m | 19°C | 3/2 |
| Mar | 85% | 2% | 1.2 m | 21°C | 2mm |
| Apr | 86% | 3% | 1.1 m | 21°C | 2mm |
| May | 75% | 1% | 0.8 m | 23°C | vest |
| Jun | 69% | 1% | 0.8 m | 26°C | boardies |
| Jul | 70% | 1% | 0.9 m | 28°C | boardies |
| Aug | 68% | 3% | 0.8 m | 29°C | boardies |
| Sep | 77% | 8% | 1.0 m | 29°C | boardies |
| Oct | 90% | 11% | 1.2 m | 28°C | boardies |
| Nov | 93% | 2% | 1.1 m | 25°C | vest |
| Dec | 94% | 2% | 1.3 m | 23°C | vest |
Why 50.5
Seven parts, each normalised 0 to 1 and weighted; the sum is scaled so the best spot in the world is 100.
Consistency 26%
25.2
Clean days 24%
1.2
Groundswell 12%
0.8
Season spread 10%
10.0
Wave size 8%
2.4
Water comfort 10%
8.1
Access 10%
1.4
The detail
Faces 280° with 50% open water around it. Friendly morning wind 50% of days. Mean peak period 8.4 s. Days over 3 m: 2%. Mellow days (0.4 to 1.2 m): 53%. Months that work: 12 of 12. Coordinates 30.666, 130.943 (OpenStreetMap).
Spots nearby
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