The May weather in Phuket is a beautiful time to visit both Phuket and to travel through Thailand. With the sun shining brightly and the temperature hovering around 30 degrees Celsius (86 degrees Fahrenheit), it’s hard to imagine that this island paradise has any bad weather at all.
Like April, the Phuket Weather in May means a pretty hot month.
The weather in May is considered a ‘warm’ month of the year, so pack clothes and gear that accommodates warm conditions and maybe a light jacket and umbrella for any wet days.
It is important to note the rainy season begins at this time! Towards the middle of the month, the heat begins to taper as rainfall gradually increases.
NOTE: If swimming on the South or West Coast you should take extra care to check the lifeguard’s flags on the beach if RED, then don’t swim. Lifeguards normally designate safe areas, please for your own safety take notice.
We thought it a good idea to update this post. With the issues and global shutdown, we hope to see tourists returning during our summer months.
The climate in Phuket can be unpredictable, with the summer season in the tropics bringing torrential rainstorms from July through September. When it’s not raining, the temperatures are often more comfortable than they were in April so you may (excuse the pun) start feeling a little bit of heat relief when June rolls around.
When it’s not raining, the temperatures not like April are often more comfortable so you may (excuse the pun) start feeling a little bit of heat relief when late May and June roll around.
What are typical temperatures?
Generally speaking, daytime highs hover around 31-32C (88-90F) in May. Gradually falling daily high temperatures characterize the month of May. Daily high temperatures are around 32°C throughout the month; It may exceed 35°C or drop below 30°C only one day in ten. While nighttime lows dip down to 25-28C
Daily High and Low Temperature in May
Over the course of the month, the length of the day is essentially constant. The shortest day of the month with 12:25 hours of daylight and the longest day having 12:34 hours of daylight. The earliest sunrise may be around 6:07 am and the latest sunset may be 6:41 pm. The latest sunrise is at 6:11 am and the earliest sunset is at 6:36 pm.
May weather in Phuket Cloud cover
The median cloud cover ranges from 81% (mostly cloudy) to 88% (mostly cloudy). The trend is for the sky to be becoming cloudier with the median cloud cover increasing by 7% from the start to the end of the month.
The probability that rain will occur in Phuket during May varies throughout the month.
Will it rain or not?
Normally rain if it is coming comes late in the evening or overnight during May.
Thunderstorms are the most severe precipitation observed during 52% of those days with rain. They are most likely around May 4, when it is observed during 37% of all days.
Moderate rain is the most severe precipitation observed during 32% of those days with precipitation.
It is most likely around May 31, when it is observed during 25% of all days. Light rain is the most severe precipitation observed during 11% of those days with precipitation.
It is most likely around May 31, when it is observed during 8% of all days.
But let’s not worry too much about the Phuket weather, we can talk about other things to do as there will normally be fewer tourists at this time, making it much easier to get around and explore, the sea is warm and beaches less crowded.
Labour day holidays are scheduled in early May closing Government offices and some businesses
Is the sea warm in May?
The sea is warm all year round, but the water temperature in May ranges from 27-29C (81.0 – 84F)
Are there water sports open during May?
Yes, you can go swimming, scuba diving, sailing, windsurfing, kiteboarding and many other water sports. On the West Coast, the Surf can be surprisingly good. in the ocean. See the note above about Beach Safety.
Do we need warmer clothing to adjust to the climate?
Er no, if you look at the annual temperatures in Phuket, the average temperature is 31C (88F) and rarely drops below 25C at night. The May weather in Phuket can be unpredictable, but it is not too hot or cold.
Should I buy travel insurance?
Well, that is up to you but obviously, you should always have travel insurance.
Phuket Weather in May LIVE Radar Wind and Tides.
We have now added LIVE Phuket Weather Radar for more details and also you can get accurate wind direction and predictions including weather radar images of the rain.
Also, monthly Phuket Tide Tables are now up to date.
Below is the May 2021 Phuket Tide Table which you may (excuse the pun again) wish to download as a PDF or JPG.
How does it compare to other months of the year?
Take a look at other months of Phuket Weather
Travelling in Phuket and 10 tips to keeping cool when in Thailand.
How do you stay cool when it feels like your body temperature is going up by just sitting next to a pool? Need some tips and ideas HERE.