Measurements:
°C
°F
Phuket
84°F
E 14 mph
Feels like: 90°F
Precip: 69%
World Resorts Thailand Phuket Weather

Phuket Sea Water Temperature

Current Sea Water Temperature:
+89.6°F
Maximum Sea Water Temperature in September: 90.8°F
Minimum Sea Water Temperature in September: 85.2°F
Average water temperature in September: 88.3°F

Sea Water Temperature for the Last 10 Days:

September 08 89.6°F September 03 89.6°F
September 07 89.6°F September 02 90.0°F
September 06 89.8°F September 01 89.8°F
September 05 89.8°F August 31 89.4°F
September 04 89.4°F August 30 89.0°F

When is the Warmest Sea for Phuket?

According to our data for the last three years for Phuket the highest average sea water temperature was in May, April and June.

Average Water Temperature by Month, °F

Sea Water Temperature in May

Select Year: 2026 2025 2024

The average sea surface temperature in May 2026 for Phuket was 91.7°F. The maximum and minimum values were 89.4°F and 93.4°F respectively.

Sea Water Temperature in April

Select Year: 2026 2025 2024

The average sea surface temperature in April 2026 for Phuket was 91.4°F. The maximum and minimum values were 90.0°F and 93.0°F respectively.

Sea Water Temperature in June

Select Year: 2026 2025 2024

The average sea surface temperature in June 2026 for Phuket was 90.0°F. The maximum and minimum values were 88.4°F and 91.2°F respectively.

Best Time to Visit Phuket
The most sunny months:
March 21 days
February 18 days
April 17 days
The most warm months:
March 93.6 °F
April 92.9 °F
May 92.0 °F
Warmest sea temperature:
May 90.8 °F
April 90.5 °F
June 89.8 °F
The most cold months:
September 89.3 °F
December 89.8 °F
November 89.8 °F
The most rainy months:
September 14 days
July 14 days
October 14 days
The most windy months:
July 11 mph
September 11 mph
August 11 mph

Phuket on the Weather Map

Thailand Resorts:
NAME
Bang Tao Beach +84
Bangkok +86
Cape Panwa +84
Hua Hin +84
Karon Beach +84
Kata Beach +84
Khao Lak +82
Koh Chang +86
Nai Yang Beach +84
Pattaya +82
Phangan +86
Phi Phi +86
Phuket +84
Samet +86
Samui +86
24 Hours Weather Forecast
Phuket
Local time: 02:45
09 sep, wednesday
0300 84°F
E
14 mph
0600 84°F
E
12 mph
0900 86°F
SE
12 mph
1200 86°F
E
12 mph
1500 86°F
E
12 mph
1800 84°F
E
10 mph
2100 84°F
E
11 mph
10 sep, thursday
0000 84°F
E
13 mph