Water temperature in Hua Hin in May

Is it warm enough to swim in Hua Hin in May? Average water temperature in Hua Hin in May is 30.8°C and therefore suitable for comfortable swimming. The warmest sea in Hua Hin in May is 32°C, and the coldest is 29.2°C. Average high air temperature in Hua Hin in May is 34°C, and average low temperature is 26°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Hua Hin

Changes water temperature in Hua Hin in May 2025, 2024

To get an accurate forecast for the water temperature in Hua Hin for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Hua Hin, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of May.

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 May	31.1°C	32°C	29.2°C	32°C
2 May	31.1°C	31.6°C	29.7°C	31.9°C
3 May	31.1°C	32°C	29.9°C	32°C
4 May	31.5°C	31.5°C	29.9°C	31.5°C
5 May	31.3°C	31.9°C	30°C	31.9°C
6 May	30.9°C	31.6°C	30.1°C	31.9°C
7 May	30.8°C	31.5°C	30°C	31.9°C
8 May	30.6°C	31.2°C	29.9°C	31.4°C
9 May	31.4°C	31.2°C	29.5°C	31.7°C
10 May	31.3°C	31.2°C	29.5°C	31.8°C
11 May	31.1°C	31.3°C	29.4°C	31.9°C
12 May	31°C	31.7°C	29.4°C	32°C
13 May	31°C	31.6°C	29.5°C	31.9°C
14 May	31°C	31.9°C	29.6°C	31.9°C
15 May	31°C	31.8°C	29.6°C	31.8°C

Day	2025	2024	Min	Max
16 May	30.9°C	31.7°C	29.9°C	31.8°C
17 May	30.9°C	31.5°C	29.9°C	31.7°C
18 May	30.9°C	31.3°C	29.8°C	31.6°C
19 May	30.9°C	30.8°C	29.9°C	31.7°C
20 May	30.9°C	31.5°C	30.1°C	31.7°C
21 May	30.9°C	31.5°C	30.2°C	31.6°C
22 May	31°C	31.5°C	30.3°C	31.7°C
23 May	31°C	31.5°C	30.2°C	31.6°C
24 May	31°C	31.4°C	30.2°C	31.7°C
25 May	30.9°C	31.3°C	30°C	31.6°C
26 May	30.8°C	31.3°C	29.8°C	31.7°C
27 May	30.6°C	31.5°C	29.4°C	31.5°C
28 May	30.5°C	31.3°C	29.3°C	31.4°C
29 May	30.3°C	31.2°C	29.3°C	31.2°C
30 May	30.2°C	30.9°C	29.2°C	31.5°C
31 May	30.1°C	30.7°C	29.3°C	31.5°C

Average water temperature in Hua Hin in May over a decade

2016	2017	2018	2019	2020
31.3°C	31°C	31°C	31.1°C	31.3°C

2021	2022	2023	2024	2025
31.1°C	30.2°C	31.3°C	31.4°C	30.9°C

Hua Hin sea state in May

Chart comparing the height of waves in Hua Hin in May over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Weather and climate in Hua Hin in May

This data display average monthly climate indicators in Hua Hin in May based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

Average HIGH temperature34°C
Average LOW temperature26°C
Average humidity
74
Average rainfall days13 days
Average rainfall4.3''/109mm
Average daylight13h
Average sunshine7h
Average UV index12

Hua Hin water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Temperature in neighboring cities

The nearest locations with the average water temperature in May. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Prachuap Khiri Khan	30.5°C	28.8°C	31.9°C
Ko Lan	30.8°C	29.3°C	32°C
Jomtien Beach	30.8°C	29.4°C	32.1°C
Sattahip	30.8°C	29.4°C	32.1°C
Ko Si Chang	30.8°C	29.5°C	32.5°C
Bang Lamung	30.8°C	29.4°C	33.3°C
Si Racha	30.8°C	29.5°C	33°C
Map Ta Phut	30.9°C	29.3°C	32.6°C
Rayong	30.9°C	29.3°C	32.5°C
Phra Pradaeng	30.8°C	29.6°C	32.2°C

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Our report for Hua Hin is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

Region

Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature