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Hat Yai in May: Weather, Average temperature and Climate

Take a look at past year’s weather for Hat Yai in May and see if it is worth visiting.
Check flight prices to Hat Yai on Avionero:
May

Weather in Hat Yai in May 2026

OK Weather
Hot
🌧️
Rainy
Hat Yai in May usually sees fair weather conditions, with an average daily high temperature of +33°C and roughly 0 sunny days. However, you should prepare for about 20 rainy days with an average precipitation of 161 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • May is usually the hottest month of the year in Hat Yai;

Average weather

☀️
+33°C
Avg. max. temperature
+23°C
Min.
+38°C
Max.
161 mm
Total precipitation
81%
Avg. humidity
0 m/s
Avg. wind
0 ☀️
Sunny Days
2 ⛅️
Cloudy
20 🌦
Rainy
Our opinion: Hat Yai has OK weather in May.

Average temperature in Hat Yai in May

Here are the expected maximum, average and minimum temperatures in Hat Yai for May based on the historical data.
Last Year
Historical Data

The temperature in May is +33°C on average, with a range between a maximum of +35°C during the day and a minimum of +25°C at night.

The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +34°C to +34°C.

Is Hat Yai warm or cold in May?

Hat Yai is typically hot in May.

Maximum temperatures go up compared to the previous month from +33°C to +33°C. The minimum temperature also goes up from +25°C to +25°C.

Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.

May is the hottest month in Hat Yai, here is the comparison with other months:

Climate in Hat Yai in May

Hat Yai weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+33°C+33°C+32°C
Min. temperature
+22°C+23°C+22°C
Max. temperature
+38°C+38°C+36°C
Rainfall
133 mm161 mm106 mm
Wind
0 m/s0 m/s1 m/s
Humidity
79%81%80%
Air pressure
1008 HPa1008 HPa1008 HPa
Sunny days
100
Cloudy days
324
Rainy days
192021
Snowy days
000

May weather is still as ok as in April. The temperature levels stay the same in the area of +33°C for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 133 mm to 161 mm. Humidity rises from 79% to 81%. The average wind speed doesn’t change much during May, staying around 0 m/s. The days becoming less sunny, going from 1 sunny days in April to 0 in May.

June brings much the same weather, it remains ok.

Wind

Wind speed in Hat Yai in May based on historical data.
Last Year
Historical Data

The average wind speed is 2 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Hat Yai is gradually increasing during May, going from 2 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Hat Yai based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in May stands at 74%, leading to total precipitation of around 138 mm. The maximum amount of rainfall per day is around 22 mm, which is considered light rain. May is a pretty wet month with over 23 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Hat Yai wettest month is November, where a typical day has a 87% chance of precipitation and 334 mm of rainfall per day. February, on the other hand, is the driest month with a mere 50% chance of precipitation and 42 mm of rainfall per day.

How was the weather last May in Hat Yai?

This is the weather in Hat Yai in May 2024:
1 May
☀️
+34°C
2 May
🌧️
+31°C
3 May
☀️
+33°C
4 May
☁️
+34°C
5 May
☁️
+35°C
6 May
☁️
+35°C
7 May
☁️
+34°C
8 May
☁️
+34°C
9 May
☁️
+35°C
10 May
☁️
+33°C
11 May
☀️
+34°C
12 May
☀️
+34°C
13 May
☀️
+35°C
14 May
☀️
+34°C
15 May
☁️
+34°C
16 May
☁️
+34°C
17 May
☁️
+34°C
18 May
☁️
+32°C
19 May
☀️
+32°C
20 May
☀️
+35°C
21 May
☁️
+32°C
22 May
☁️
+31°C
23 May
☀️
+34°C
24 May
☀️
+34°C
25 May
☀️
+34°C
26 May
☁️
+32°C
27 May
☁️
+33°C
28 May
☁️
+31°C
29 May
☁️
+33°C
30 May
☁️
+33°C
31 May
☁️
+34°C
In May 2024 Hat Yai had 11 sunny days, 19 cloudy days, and 1 rainy days. The average maximum temperature was +33°C, with an absolute maximum of +35°C and a minimum of +31°C. The average humidity was 80%, with a maximum of 100% and a minimum of 46%. The average wind speed was 2 m/s, with a maximum of 10 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change over Years

This is how Hat Yai climate have been changing during last 43 years period.

The climate in Hat Yai in May has not changed much over the last 43 years.

The average temperature was the lowest in 1984 (+30°C) and the highest in 2019 (+33°C). The driest year was 2004 with only 1200 mm of rainfall, and the wettest year was 2022 with 2700 mm.

FAQ

Frequently asked questions about the weather in Hat Yai in May:

Is May a good time to visit Hat Yai?

It’s always a good time to visit Hat Yai, but the weather is changeable in May, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Hat Yai in May?

Absolutely, May is hot in Hat Yai. Plan on beach and pool time, and ensure that you pack light and breathable options to stay comfortable.

Is Hat Yai rainy in May?

Hat Yai is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Hat Yai in May?

Usually, it’s not very sunny in Hat Yai in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Thailand

Check out the weather for other cities in Thailand.

Monthly weather in Hat Yai

Source of the data

For this page, we’ve looked at the typical weather in Hat Yai, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.