18.08
tue
tue
Day
88°F
E 14 mph
Precip.
13%
13%
Night
81°F
E 11 mph
Precip.
20%
20%
19.08
wed
wed
Day
90°F
E 14 mph
Precip.
14%
14%
Night
81°F
E 14 mph
Precip.
18%
18%
20.08
thu
thu
Day
79°F
E 13 mph
Precip.
61%
61%
Night
77°F
E 12 mph
Precip.
72%
72%
21.08
fri
fri
Day
81°F
E 15 mph
Precip.
32%
32%
Night
77°F
E 14 mph
Precip.
30%
30%
22.08
sat
sat
Day
82°F
NE 17 mph
Precip.
21%
21%
Night
79°F
E 14 mph
Precip.
24%
24%
23.08
sun
sun
Day
86°F
NE 17 mph
Precip.
23%
23%
Night
81°F
E 12 mph
Precip.
29%
29%
24.08
mon
mon
Day
88°F
NE 17 mph
Precip.
17%
17%
Night
82°F
NE 13 mph
Precip.
16%
16%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 85.7°F. The highest and lowest sea temperatures during the month were 86.2°F and 85.1°F.
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.
Air temperature in Rayong, °F
Precipitation total in Rayong, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Rayong
Rayong on a weather map
Places in Thailand:
Name
°F
24 Hours Forecast
Rayong
Local time: 05:24
August 18, tuesday
0600
81°F
E
9 mph
9 mph
0900
84°F
E
12 mph
12 mph
1200
88°F
E
14 mph
14 mph
1500
88°F
NE
14 mph
14 mph
1800
84°F
E
13 mph
13 mph
2100
82°F
E
12 mph
12 mph
August 19, wednesday
0000
81°F
E
11 mph
11 mph
0300
81°F
E
11 mph
11 mph
