World Resorts Thailand Bangkok Weather

Bangkok Sea Temperature in September

Average sea water temperature in September:
+85.2°F
Minimum sea water temperature in September: 88.5°F
Maximum sea water temperature in September: 82.9°F

Daily sea water temperature in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 85.9°F. The highest and lowest sea temperatures during the month were 86.7°F and 84.2°F.

Monthly sea water temperature in Bangkok, °F

Which Thailand resorts have warmest sea in September?

Place name September 2026 September 2025
Ko Li Pe 86.9°F 85.8°F
Koh Lanta 86.3°F 84.9°F
Phi Phi 86.3°F 84.8°F
Krabi 86.2°F 84.8°F
Pattani 86.2°F 85.5°F
Hat Yai 86.1°F 86.0°F
Narathiwat 86.1°F 85.9°F
Bangkok 85.9°F 84.9°F
Koh Lan 85.8°F 84.9°F
Cape Panwa 85.7°F 84.3°F
Pattaya 85.7°F 84.8°F
Cha-am 85.7°F 85.2°F
Hua Hin 85.6°F 85.2°F
Jomtien 85.6°F 84.7°F
Phuket 85.5°F 84.0°F
Kamala Beach 85.5°F 84.0°F
Surin Beach 85.5°F 84.0°F
Bang Tao Beach 85.5°F 84.0°F
Nai Harn Beach 85.5°F 84.1°F
Kalim Beach 85.5°F 84.0°F

Best time for vacation in Bangkok

Sunniest months:
March 25 days
January 23 days
April 23 days
Warmest months:
April 97.0 °F
May 96.0 °F
March 94.8 °F
Warmest sea temp:
May 87.7 °F
June 86.8 °F
April 86.7 °F
Coldest months:
December 88.8 °F
November 89.2 °F
September 89.5 °F
Rainiest months:
October 13 days
September 11 days
August 8 days
Windiest months:
April 10.1 mph
March 9.8 mph
May 9.0 mph

Bangkok on a weather map

Bangkok
+90°F
W 6 mph
Feels like: +99°F
Precip.: 3%
Places in Thailand:
Name
°F
+90°F
+84°F
+82°F
+82°F
+84°F
+82°F
+84°F
+82°F
+84°F
+88°F
+82°F
+82°F
+84°F
+86°F
24 Hours Forecast
Bangkok
Local time: 11:48
October 09, friday
1200
90°F
W
6 mph
1500
91°F
SW
5 mph
1800
86°F
S
3 mph
2100
84°F
SW
3 mph
October 10, saturday
0000
81°F
SW
2 mph
0300
81°F
SW
4 mph
0600
79°F
S
4 mph
0900
81°F
SW
7 mph
Units of measurement: °C / °F