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Dadonghai 59.5
#3627 of 5753 surf spots in the world · 🇨🇳 People's Republic of China · Hainan · near Sanya
Very consistent, wind is the enemy here, no off season.
Works all yearWarm waterBeginner friendlyBeginner
Surf score59.5 /100
Surfable days85% of the year
Clean days1% groundswell + friendly wind
Groundswell2% period 11 s+
Typical size0.9 m 3.0 ft median
Water27°C boardshorts
Best time to surf Dadonghai
The best time to surf Dadonghai is October, November, December. It rarely works. In December the water sits around 25°C, so pack a rash vest or 2 mm, and the typical wave is 1.6 m. The nearest airport is SYX (15 km) and the nearest town is Sanya (4 km).
| Month | Surfable | Clean | Size | Water | Suit |
|---|---|---|---|---|---|
| Jan | 100% | 1% | 1.2 m | 23°C | vest |
| Feb | 94% | 0% | 1.0 m | 24°C | vest |
| Mar | 89% | 0% | 0.9 m | 25°C | vest |
| Apr | 85% | 1% | 0.8 m | 27°C | boardies |
| May | 72% | 0% | 0.7 m | 29°C | boardies |
| Jun | 87% | 0% | 0.8 m | 30°C | boardies |
| Jul | 75% | 0% | 0.8 m | 29°C | boardies |
| Aug | 73% | 0% | 0.8 m | 29°C | boardies |
| Sep | 57% | 2% | 0.7 m | 29°C | boardies |
| Oct | 91% | 3% | 1.4 m | 28°C | boardies |
| Nov | 97% | 3% | 1.3 m | 26°C | boardies |
| Dec | 100% | 9% | 1.6 m | 25°C | vest |
Why 59.5
Seven parts, each normalised 0 to 1 and weighted; the sum is scaled so the best spot in the world is 100.
Consistency 26%
26.0
Clean days 24%
0.2
Groundswell 12%
0.1
Season spread 10%
10.0
Wave size 8%
1.8
Water comfort 10%
9.9
Access 10%
10.0
The detail
Faces 161° with 42% open water around it. Friendly morning wind 59% of days. Mean peak period 7.4 s. Days over 3 m: 0%. Mellow days (0.4 to 1.2 m): 66%. Months that work: 12 of 12. Coordinates 18.221, 109.518 (OpenStreetMap).
Spots nearby
JinZonglu🇨🇳 People's Republic of China · score 59.4Houhai🇨🇳 People's Republic of China · score 53.9Ocean Bay Golf Club🇨🇳 People's Republic of China · score 38.1Lang Co Beach🇻🇳 Vietnam · score 38.4
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