World Resorts Thailand Surat Thani Weather

Surat Thani sea water temperature

Current sea water temperature:
+81.7°F
Minimum sea water temperature in January: 85.5°F
Maximum sea water temperature in January: 79.2°F
Average sea water temperature in January: 82.0°F

Sea water temperature for the last 10 days:

January 11 81.7°F January 6 81.7°F
January 10 81.9°F January 5 81.7°F
January 9 81.9°F January 4 82.2°F
January 8 81.9°F January 3 82.2°F
January 7 81.9°F January 2 82.0°F

When is the warmest sea in Surat Thani?

Based on the data about daily sea water temperature for the last three years the warmest sea in Surat Thani was noticed in May, April and June.

Monthly Sea Temperatures in Surat Thani, °F

Sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 87.1°F. The highest and lowest sea temperatures during the month were 88.5°F and 86.2°F.

Sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 87.2°F. The highest and lowest sea temperatures during the month were 88.2°F and 86.0°F.

Sea water temperature in June, °F

Show year:
2025
2024
2023

The average sea water temperature in June of 2025 was 85.8°F. The highest and lowest sea temperatures during the month were 86.2°F and 85.3°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 91.6 °F
May 91.3 °F
Warmest sea temp:
May 87.2 °F
April 87.2 °F
June 85.9 °F
Coldest months:
December 84.8 °F
January 85.7 °F
November 86.2 °F
Rainiest months:
May 15 days
October 13 days
September 12 days
Windiest months:
December 7.8 mph
July 7.7 mph
August 7.4 mph

Surat Thani on a weather map

Surat Thani
+75°F
W 5 mph
Feels like: +79°F
Precip.: 88%
Places in Thailand:
Name
°F
+75°F
+77°F
+75°F
+75°F
+77°F
+75°F
+73°F
+75°F
+77°F
+75°F
+75°F
+77°F
+77°F
+73°F
24 Hours Forecast
Surat Thani
Local time: 09:14
January 12, monday
1200
81°F
SW
10 mph
1500
81°F
SW
11 mph
1800
77°F
SW
11 mph
2100
73°F
SW
8 mph
January 13, tuesday
0000
72°F
W
6 mph
0300
70°F
NW
4 mph
0600
68°F
NW
3 mph
0900
75°F
NW
2 mph
Units of measurement: °C / °F