World Resorts Thailand Rayong Weather

Rayong Sea Temperature in September

Average sea water temperature in September:
+84.6°F
Minimum sea water temperature in September: 87.8°F
Maximum sea water temperature in September: 82.2°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 84.5°F. The highest and lowest sea temperatures during the month were 85.1°F and 83.8°F.

Monthly sea water temperature in Rayong, °F

Which Thailand resorts have warmest sea in September?

Place name September 2025 September 2024
Hat Yai 86.0°F 85.8°F
Narathiwat 85.9°F 85.7°F
Ko Li Pe 85.8°F 85.7°F
Pattani 85.5°F 85.6°F
Cha-am 85.2°F 86.0°F
Hua Hin 85.2°F 86.0°F
Lamai Beach 85.1°F 85.8°F
Taling Ngam Beach 85.0°F 85.5°F
Chaweng Beach 85.0°F 85.7°F
Bangkok 84.9°F 85.8°F
Samui 84.9°F 85.6°F
Koh Lan 84.9°F 86.0°F
Koh Lanta 84.9°F 84.7°F
Choeng Mon Beach 84.9°F 85.6°F
Mae Nam Beach 84.9°F 85.5°F
Bo Phut Beach 84.9°F 85.5°F
Krabi 84.8°F 85.1°F
Phi Phi 84.8°F 85.0°F
Pattaya 84.8°F 85.7°F
Ko Phangan 84.7°F 85.4°F

Best time for vacation in Rayong

Sunniest months:
January 23 days
December 22 days
March 21 days
Warmest months:
May 90.7 °F
April 90.6 °F
June 88.9 °F
Warmest sea temp:
May 87.8 °F
April 87.0 °F
June 86.2 °F
Coldest months:
December 86.6 °F
September 87.0 °F
January 87.5 °F
Rainiest months:
July 15 days
June 15 days
September 15 days
Windiest months:
July 11.5 mph
June 11.0 mph
August 10.8 mph

Rayong on a weather map

Rayong
+81°F
SW 6 mph
Feels like: +84°F
Precip.: 0%
Places in Thailand:
Name
°F
+79°F
+81°F
+84°F
+84°F
+81°F
+81°F
+81°F
+82°F
+84°F
+84°F
+81°F
+84°F
+81°F
+81°F
24 Hours Forecast
Rayong
Local time: 13:15
December 05, friday
1500
82°F
S
6 mph
1800
82°F
S
4 mph
2100
79°F
S
6 mph
December 06, saturday
0000
77°F
S
6 mph
0300
77°F
S
6 mph
0600
75°F
S
7 mph
0900
81°F
SW
9 mph
1200
86°F
W
2 mph
Units of measurement: °C / °F