28.07
tue
tue
Day
82°F
NE 10 mph
Precip.
49%
49%
Night
79°F
NE 10 mph
Precip.
76%
76%
29.07
wed
wed
Day
82°F
NE 9 mph
Precip.
36%
36%
Night
79°F
NE 7 mph
Precip.
71%
71%
30.07
thu
thu
Day
81°F
NE 11 mph
Precip.
33%
33%
Night
75°F
SW 2 mph
Precip.
41%
41%
31.07
fri
fri
Day
79°F
SE 2 mph
Precip.
55%
55%
Night
79°F
NE 6 mph
Precip.
58%
58%
01.08
sat
sat
Day
81°F
NE 6 mph
Precip.
57%
57%
Night
79°F
N 6 mph
Precip.
54%
54%
02.08
sun
sun
Day
81°F
NE 10 mph
Precip.
69%
69%
Night
81°F
NE 12 mph
Precip.
79%
79%
03.08
mon
mon
Day
82°F
NE 7 mph
Precip.
59%
59%
Night
81°F
E 15 mph
Precip.
61%
61%
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 85.4°F. The highest and lowest sea temperatures during the month were 86.2°F and 84.4°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 84.9°F. The highest and lowest sea temperatures during the month were 85.8°F and 84.0°F.
Air temperature in Similan, °F
Precipitation total in Similan, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Similan
Similan on a weather map
Places in Thailand:
Name
°F
24 Hours Forecast
Similan
Local time: 07:20
July 28, tuesday
0900
82°F
NE
9 mph
9 mph
1200
82°F
NE
10 mph
10 mph
1500
82°F
NE
10 mph
10 mph
1800
81°F
NE
9 mph
9 mph
2100
79°F
NE
8 mph
8 mph
July 29, wednesday
0000
79°F
NE
10 mph
10 mph
0300
79°F
NE
10 mph
10 mph
0600
79°F
NE
9 mph
9 mph
