World Resorts Thailand Similan Weather

Similan 14 Days Forecast

16.05
sat
Day
84°F
NE 11 mph
Precip.
100%
Night
81°F
E 6 mph
Precip.
100%
17.05
sun
Day
79°F
E 9 mph
Precip.
100%
Night
81°F
E 16 mph
Precip.
100%
18.05
mon
Day
81°F
E 16 mph
Precip.
100%
Night
81°F
E 14 mph
Precip.
100%
19.05
tue
Day
82°F
E 12 mph
Precip.
100%
Night
81°F
NE 11 mph
Precip.
100%
20.05
wed
Day
82°F
NE 17 mph
Precip.
100%
Night
81°F
NE 16 mph
Precip.
100%
21.05
thu
Day
82°F
NE 16 mph
Precip.
100%
Night
82°F
NE 13 mph
Precip.
100%
22.05
fri
Day
84°F
NE 9 mph
Precip.
100%
Night
81°F
N 7 mph
Precip.
100%
23.05
sat
Day
84°F
NE 10 mph
Precip.
100%
Night
82°F
N 9 mph
Precip.
57%
24.05
sun
Day
84°F
NE 12 mph
Precip.
100%
Night
81°F
NE 11 mph
Precip.
100%
25.05
mon
Day
86°F
NE 11 mph
Precip.
100%
Night
81°F
E 9 mph
Precip.
100%
26.05
tue
Day
79°F
NE 10 mph
Precip.
100%
Night
81°F
NE 8 mph
Precip.
81%
27.05
wed
Day
82°F
E 7 mph
Precip.
100%
Night
81°F
NE 9 mph
Precip.
100%
28.05
thu
Day
81°F
SE 5 mph
Precip.
100%
Night
81°F
NE 4 mph
Precip.
100%
29.05
fri
Day
82°F
NE 8 mph
Precip.
100%
Night
77°F
N 2 mph
Precip.
100%

Sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 88.0°F. The highest and lowest sea temperatures during the month were 88.5°F and 87.3°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 88.1 °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 8.5 mph

Similan on a weather map

Current weather
07:00
Similan
+81°F
E 7 mph
Feels like: +88°F
Precip.: 79%
Places in Thailand:
Name
°F
Bang Tao Beach
+81°F
Bangkok
+84°F
Khao Lak
+81°F
Karon Beach
+81°F
Kata Beach
+81°F
Samet
+82°F
Koh Chang
+84°F
Nai Yang Beach
+81°F
Phangan
+84°F
Patong Beach
+81°F
Pattaya
+82°F
Phi Phi
+84°F
Phuket
+81°F
Samui
+84°F
Hua Hin
+81°F
all places
24 Hours Forecast
Similan
Local time: 07:00
May 16, saturday
0900
84°F
NE
8 mph
1200
84°F
NE
11 mph
1500
84°F
NE
10 mph
1800
82°F
NE
7 mph
2100
81°F
NE
6 mph
May 17, sunday
0000
81°F
E
6 mph
0300
79°F
SE
11 mph
0600
77°F
E
9 mph
Units of measurement: °C / °F