World Resorts Thailand Similan Weather

Similan 7 Days Forecast

08.07
wed
Day
82°F
E 12 mph
Precip.
64%
Night
81°F
E 9 mph
Precip.
19%
09.07
thu
Day
84°F
NE 12 mph
Precip.
27%
Night
81°F
E 10 mph
Precip.
48%
10.07
fri
Day
84°F
E 14 mph
Precip.
36%
Night
81°F
E 13 mph
Precip.
59%
11.07
sat
Day
82°F
E 14 mph
Precip.
71%
Night
81°F
E 14 mph
Precip.
71%
12.07
sun
Day
82°F
E 17 mph
Precip.
67%
Night
81°F
E 14 mph
Precip.
70%
13.07
mon
Day
82°F
E 17 mph
Precip.
70%
Night
81°F
E 13 mph
Precip.
59%
14.07
tue
Day
79°F
E 17 mph
Precip.
58%
Night
81°F
NE 11 mph
Precip.
58%

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 84.3°F. The highest and lowest sea temperatures during the month were 84.7°F and 83.8°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

Sunniest months:
March 20 days
February 19 days
January 16 days
Warmest months:
April 88.8 °F
March 88.6 °F
May 87.8 °F
Warmest sea temp:
May 86.4 °F
April 86.3 °F
March 85.2 °F
Coldest months:
September 84.9 °F
August 85.5 °F
July 85.6 °F
Rainiest months:
July 17 days
August 15 days
October 15 days
Windiest months:
July 9.1 mph
August 8.5 mph
June 8.4 mph

Similan on a weather map

Similan
+81°F
E 10 mph
Feels like: +88°F
Precip.: 58%
Places in Thailand:
Name
°F
+81°F
+81°F
+82°F
+82°F
+82°F
+81°F
+82°F
+84°F
+82°F
+84°F
+82°F
+82°F
+81°F
24 Hours Forecast
Similan
Local time: 01:41
July 08, wednesday
0300
81°F
E
10 mph
0600
81°F
E
12 mph
0900
82°F
E
12 mph
1200
82°F
E
12 mph
1500
82°F
E
11 mph
1800
82°F
E
11 mph
2100
81°F
E
11 mph
July 09, thursday
0000
81°F
E
9 mph
Units of measurement: °C / °F