Shiina 41.9
#4858 of 5753 surf spots in the world · 🇯🇵 Japan · Kōchi · near Kōchi
Wind is the enemy here, peaks in August, gentle enough to learn.
Beginner friendlyBeginner
Surf score41.9 /100
Surfable days63% of the year
Clean days3% groundswell + friendly wind
Groundswell6% period 11 s+
Typical size0.7 m 2.4 ft median
Water23°C a rash vest or 2 mm
Best time to surf Shiina
The best time to surf Shiina is August, September, October. It rarely works. In August the water sits around 29°C, so pack boardshorts, and the typical wave is 0.8 m. The nearest airport is KIX (157 km) and the nearest town is Kōchi (67 km).
| Month | Surfable | Clean | Size | Water | Suit |
|---|---|---|---|---|---|
| Jan | 25% | 1% | 0.4 m | 19°C | 2mm |
| Feb | 43% | 1% | 0.6 m | 18°C | 3/2 |
| Mar | 71% | 0% | 0.8 m | 19°C | 3/2 |
| Apr | 70% | 3% | 0.8 m | 20°C | 2mm |
| May | 75% | 1% | 0.8 m | 22°C | 2mm |
| Jun | 82% | 1% | 0.8 m | 24°C | vest |
| Jul | 83% | 3% | 0.9 m | 28°C | boardies |
| Aug | 74% | 6% | 0.8 m | 29°C | boardies |
| Sep | 77% | 6% | 1.0 m | 28°C | boardies |
| Oct | 75% | 4% | 0.7 m | 27°C | boardies |
| Nov | 49% | 2% | 0.6 m | 24°C | vest |
| Dec | 35% | 3% | 0.5 m | 21°C | 2mm |
Why 41.9
Seven parts, each normalised 0 to 1 and weighted; the sum is scaled so the best spot in the world is 100.
Consistency 26%
18.7
Clean days 24%
1.3
Groundswell 12%
0.8
Season spread 10%
6.4
Wave size 8%
1.0
Water comfort 10%
7.4
Access 10%
5.2
The detail
Faces 100° with 47% open water around it. Friendly morning wind 52% of days. Mean peak period 8.7 s. Days over 3 m: 1%. Mellow days (0.4 to 1.2 m): 70%. Months that work: 8 of 12. Coordinates 33.320, 134.195 (OpenStreetMap).
Spots nearby
Ozaki🇯🇵 Japan · score 42.1Ikumi🇯🇵 Japan · score 55.5Takegashima🇯🇵 Japan · score 55.8Shishikui🇯🇵 Japan · score 55.6
Compare Shiina with 5,700 other spots
Filters by month, level and water, map, side by side comparison and a trip planner.
Open the interactive profileMore spots good in AugustFilters by month, level and water, map, side by side comparison and a trip planner.