Koh Hin Dap

เกาะหินดับ

Rocky Island Snorkeling

Beginner Peak Season

A small rocky island in the Ang Thong group with shallow reef patches and calm snorkeling.

Depth Range

1–10m

Site Type

snorkeling

Ang Thong Marine Park

Visibility

5–15m

27–30°C

Getting There

1.5 hr from Koh Samui

Ang Thong Marine Park

Live 7-Day Conditions — Koh Hin Dap

SST ~30.2°C

Sun
7 Jun

47

marginal

24km/h SW
0.6m

Mon
8 Jun

38

poor

26km/h SW
0.6m

Tue
9 Jun

39

poor

27km/h SW
0.5m

Wed
10 Jun

40

marginal

26km/h SW
0.6m

Thu
11 Jun

57

marginal

24km/h SW
0.5m

Fri
12 Jun

57

marginal

18km/h SW
0.4m

Sat
13 Jun

56

marginal

16km/h SW
0.1m

Marine Life

Reef Fish Anemonefish Sea Cucumbers

Notable Features

• Part of Ang Thong archipelago
• Casual snorkeling

Best Time to Visit

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Peak Good Now

About Koh Hin Dap

Koh Hin Dap is one of the many small islands in the Ang Thong archipelago with fringing reefs suitable for snorkeling. The island's rocky shoreline transitions to coral patches at shallow depth, home to typical reef fish and invertebrates. It's occasionally included on snorkeling itineraries.