Measurements:
°C
°F
CURRENT WEATHER
20:06
Similan
82°F
NE 9 mph
Feels like: 88°F
Precip: 100%
World Resorts Thailand Similan Weather

7 Day Weather Forecast

05.30
sat
DAY
86°F
E 9 mph
precip
100%
NIGHT
82°F
N 7 mph
precip
0%
05.31
sun
DAY
84°F
E 8 mph
precip
100%
NIGHT
84°F
E 12 mph
precip
100%
06.01
mon
DAY
86°F
E 14 mph
precip
100%
NIGHT
84°F
E 12 mph
precip
100%
06.02
tue
DAY
86°F
E 14 mph
precip
100%
NIGHT
84°F
E 11 mph
precip
100%
06.03
wed
DAY
86°F
E 13 mph
precip
100%
NIGHT
84°F
E 16 mph
precip
100%
06.04
thu
DAY
86°F
NE 16 mph
precip
100%
NIGHT
84°F
E 17 mph
precip
100%
06.05
fri
DAY
86°F
NE 15 mph
precip
100%
NIGHT
84°F
NE 16 mph
precip
100%

Similan Sea Water Temperature in May, °F

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Similan was 30.6°F. The maximum and minimum values were 29.7°F and 31.4°F respectively.

Similan on the Weather Map

Best Time to Visit Similan
The most sunny months:
March 20 days
February 19 days
January 16 days
The most warm months:
April 93.2 °F
March 92.9 °F
May 92.1 °F
Warmest sea temperature:
May 90.5 °F
April 90.3 °F
March 89.2 °F
The most cold months:
September 88.7 °F
August 89.4 °F
July 89.5 °F
The most rainy months:
July 17 days
August 15 days
October 15 days
The most windy months:
July 9 mph
August 8 mph
June 8 mph
more details