Koh Mattra
เกาะมาตรา
Chumphon's Beach Island
Beginner
Peak Season
A small island near the Chumphon coast with a sandy beach and simple snorkeling.
Depth Range
3–10m
Site Type
snorkeling
Chumphon
Visibility
5–12m
27–30°C
Getting There
30 min boat from Chumphon coast
Near Chumphon coast
Live 7-Day Conditions — Koh Mattra
SST ~30.9°C
Mon
18 May
18 May
52
Tue
19 May
19 May
54
Wed
20 May
20 May
57
Thu
21 May
21 May
59
Fri
22 May
22 May
60
Sat
23 May
23 May
59
Sun
24 May
24 May
74
Marine Life
Reef Fish
Starfish
Sea Cucumbers
Notable Features
- • Close to mainland
- • Beach picnic spot
- • Casual snorkeling
Best Time to Visit
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Peak
Good
Now
About Koh Mattra
Koh Mattra is a small island close to the Chumphon coast, popular with Thai tourists for beach picnics and casual snorkeling. The reef is modest but provides a pleasant half-day trip from the mainland.
Tips
Popular with local Thai tourists on weekends. Go midweek for more peace.
Experience Required
None.
Location
GPS: 10.5000°N, 99.3000°E