World Resorts Thailand Surat Thani Weather

Surat Thani Sea Temperature in September

Average sea water temperature in September:
+84.5°F
Minimum sea water temperature in September: 86.9°F
Maximum sea water temperature in September: 81.7°F

Daily sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 85.2°F. The highest and lowest sea temperatures during the month were 86.0°F and 84.4°F.

Monthly sea water temperature in Surat Thani, °F

Which Thailand resorts have warmest sea in September?

Place name September 2026 September 2025
Ko Li Pe 87.2°F 85.8°F
Koh Lanta 86.8°F 84.9°F
Phi Phi 86.5°F 84.8°F
Krabi 86.4°F 84.8°F
Narathiwat 86.3°F 85.9°F
Hat Yai 86.2°F 86.0°F
Pattani 86.1°F 85.5°F
Bangkok 86.0°F 84.9°F
Cape Panwa 85.9°F 84.3°F
Phuket 85.8°F 84.0°F
Surin Beach 85.7°F 84.0°F
Bang Tao Beach 85.7°F 84.0°F
Kamala Beach 85.7°F 84.0°F
Kalim Beach 85.7°F 84.0°F
Koh Lan 85.7°F 84.9°F
Patong Beach 85.7°F 83.9°F
Rawai Beach 85.7°F 84.1°F
Nai Harn Beach 85.7°F 84.1°F
Karon Beach 85.6°F 84.0°F
Nai Yang Beach 85.6°F 84.0°F

Best time for vacation in Surat Thani

Sunniest months:
March 24 days
February 20 days
April 20 days
Warmest months:
April 92.8 °F
March 91.5 °F
May 91.2 °F
Warmest sea temp:
April 87.2 °F
May 87.2 °F
June 86.0 °F
Coldest months:
December 84.8 °F
January 85.6 °F
November 86.2 °F
Rainiest months:
May 14 days
October 13 days
September 12 days
Windiest months:
December 7.8 mph
July 7.8 mph
August 7.7 mph

Surat Thani on a weather map

Surat Thani
+79°F
S 2 mph
Feels like: +86°F
Precip.: 77%
Places in Thailand:
Name
°F
+91°F
+79°F
+81°F
+81°F
+82°F
+84°F
+81°F
+84°F
+86°F
+84°F
+81°F
+84°F
+82°F
24 Hours Forecast
Surat Thani
Local time: 15:29
September 16, wednesday
1800
75°F
SE
12 mph
2100
75°F
N
8 mph
September 17, thursday
0000
77°F
NE
6 mph
0300
75°F
NE
6 mph
0600
77°F
NE
4 mph
0900
77°F
NE
4 mph
1200
81°F
E
5 mph
1500
82°F
E
7 mph
Units of measurement: °C / °F