Phuket, Thailand: Annual Weather Averages
March is the hottest month in Phuket with an average temperature of 83°F (29°C) and the coldest is January at 81°F (27°C) with the most daily sunshine hours at 9 in April. The wettest month is September with an average of 400mm of rain. The best month to swim in the sea is in April when the average sea temperature is 86°F (30°C).
Average Temperature: Phuket
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 27 | 28 | 29 | 29 | 29 | 29 | 28 | 28 | 27 | 28 | 27 | 27 |
| °F | 81 | 82 | 84 | 84 | 84 | 84 | 82 | 82 | 81 | 82 | 81 | 81 |
Average High/Low Temperature: Phuket
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °C | 32 | 33 | 34 | 33 | 32 | 32 | 31 | 31 | 30 | 31 | 31 | 31 |
| High °F | 90 | 91 | 93 | 91 | 90 | 90 | 88 | 88 | 86 | 88 | 88 | 88 |
| Low °C | 22 | 23 | 23 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 23 | 23 |
| Low °F | 72 | 73 | 73 | 75 | 77 | 77 | 77 | 77 | 75 | 75 | 73 | 73 |
Average Rainfall: Phuket
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 40 | 30 | 40 | 150 | 200 | 240 | 300 | 260 | 400 | 280 | 200 | 60 |
| Days | 6 | 4 | 8 | 11 | 18 | 18 | 19 | 19 | 21 | 23 | 16 | 10 |
Average Daily Sunshine Hours: Phuket
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hours | 8 | 9 | 8 | 9 | 8 | 7 | 8 | 8 | 7 | 7 | 7 | 8 |
Average Sea Temperature: Phuket
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 28 | 29 | 29 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 28 |
| °F | 82 | 84 | 84 | 86 | 86 | 86 | 86 | 84 | 84 | 84 | 84 | 82 |