Khon Kaen Weather in May
May in Khon Kaen brings extremely high temperatures, with highs of 36°C (97°F) and nights dropping to 26°C (79°F). Rainfall is on the higher side this month, averaging around 166 mm (6.5 in), so keep a rain jacket handy.
Rainfall in Khon Kaen in May
Typically, you can expect about 14 days of rain this month, with 166 mm (6.5 in) on average. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Khon Kaen in May
Daytime highs in Khon Kaen in May reach 36°C (97°F), with nights around 26°C (79°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. Nights remain warm at around 26°C (79°F). For a more comfortable sleep, a cold shower before bed and a fan or air conditioning can make a big difference.
Sunshine in Khon Kaen in May
Enjoy a sunny month with about 199 hours of sunshine, the clear skies make Khon Kaen even more beautiful.If you're looking for dry conditions and comfortable temperatures, May may not be the ideal month to visit Khon Kaen. Our weather planner can help you explore destinations with more pleasant weather conditions.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Khon Kaen's climate page.
Khon Kaen Temperature in May
Min Temperature
26°C (79°F)
Max Temperature
36°C (97°F)
Chance of Rain
47%
Precipitation
166 mm (6.5 in)
Rainy days
14 days
Humidity
77% *
Sunshine
199 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Khon Kaen typically stay consistent throughout May, with daily highs averaging around 36°C (97°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Khon Kaen in May
Browse day-by-day weather records for Khon Kaen spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Khon Kaen historical weather extremes in May
According to our 11 years of weather records for Khon Kaen, the following extremes were recorded between 2015 and 2026.
- On May 2, 2019, temperatures climbed to 42°C (108°F), marking the warmest May day on record.
- The coldest May day was on May 2, 2022, with a maximum of 23°C (73°F).
- Nighttime temperatures dropped to 17°C (63°F) on May 4, 2022, marking the coldest May night on record.
- Peak precipitation in May occurred on May 21, 2024, when 104 mm (4.1 in) of precipitation was measured.
Best Places in Thailand in May
Find out more about the weather in Thailand and which places have the best travel conditions in this month. See all of Thailand in May →
perfect weather
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tolerable
unpleasant
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What to Wear in Khon Kaen in May
Hot weather in May means keeping cool is the priority. Loose-fitting clothes in natural fabrics work best. Pack plenty of shorts, tank tops, and breathable shirts. Don't forget a hat, swimwear, and comfortable sandals. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Khon Kaen in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Thailand, check out our Khon Kaen's climate page.
Temperature Rainfall Sunshine Humidity
See the full Khon Kaen climate overview or explore weather in Thailand.
