Weather in Udon Thani in May 2025
Average weather
Average temperature in Udon Thani in May
The expected average maximum temperature in May is +36°C with a maximum of +42°C and a minimum of +25°C.
The average maximum temperature goes up 6% by the end of the month, compared with the beginning of the month, from +36°C to +37°C.
Is Udon Thani warm or cold in May?
Udon Thani is typically hot in May.
Maximum temperatures go down compared to the previous month from +35°C to +34°C. The minimum temperature also goes up from +25°C to +26°C.
Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.
May is one of the warmest months in Udon Thani, here is the comparison with other months:
Climate in Udon Thani in May
| April | May | June | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +35°C | +34°C | +33°C | ||||
| Min. temperature | ||||||
| +16°C | +21°C | +23°C | ||||
| Max. temperature | ||||||
| +43°C | +42°C | +39°C | ||||
| Rainfall | ||||||
| 70 mm | 198 mm | 198 mm | ||||
| Wind | ||||||
| 1 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 67% | 77% | 79% | ||||
| Air pressure | ||||||
| 1008 HPa | 1006 HPa | 1005 HPa | ||||
| Sunny days | ||||||
| 6 | 1 | 0 | ||||
| Cloudy days | ||||||
| 6 | 3 | 2 | ||||
| Rainy days | ||||||
| 14 | 19 | 19 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
May typically has worse weather conditions compared to April. It’s getting colder in May. From +35°C in the day, the average maximum temperature lowers to +34°C. Prepare for more rain. Average rainfall goes from 70 mm to 198 mm. Humidity rises from 67% to 77%. The average wind speed doesn’t change much during May, staying around 1 m/s. The days becoming less sunny, going from 6 sunny days in April to 1 in May.
But maybe it is worth considering traveling in June as the weather gets better.
Wind
The average wind speed is 2 m/s getting up to 2 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Udon Thani is gradually increasing during May, going from 1 m/s to 2 m/s over the course of the month.
Rain
How was the weather last May in Udon Thani?
Climate Change over Years
The climate in Udon Thani in May has not changed much over the last 43 years.
The average temperature was the lowest in 1996 (+31°C) and the highest in 2019 (+33°C). The driest year was 1993 with only 1065 mm of rainfall, and the wettest year was 2002 with 1837 mm.
FAQ
Is May a good time to visit Udon Thani?
Can you sunbathe in Udon Thani in May?
Is Udon Thani rainy in May?
Is it sunny in Udon Thani in May?
Other cities in Thailand
Monthly weather in Udon Thani
Source of the data
For this page, we’ve looked at the typical weather in Udon Thani, 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.