Click on a day for an hourly weather forecast
The weather in Khao Yai in May is very hot. The average temperatures are between 26°C and 37°C, drinking water regularly is advisable.
You can expect about 3 to 8 days of rain in Khao Yai during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Khao Yai in May 2026.
If you’re planning to visit Khao Yai in the near future, we highly recommend that you review the 14 day weather forecast for Khao Yai before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 33° / 20° | 1 | 31 | 0 | 10 mm | Good | Khao Yai in January |
| February | 36° / 23° | 0 | 28 | 0 | 8 mm | Ok | Khao Yai in February |
| March | 38° / 25° | 1 | 30 | 0 | 32 mm | Bad | Khao Yai in March |
| April | 39° / 27° | 3 | 27 | 0 | 68 mm | Bad | Khao Yai in April |
| May | 37° / 26° | 7 | 24 | 0 | 144 mm | Bad | Khao Yai in May |
| June | 34° / 25° | 8 | 22 | 0 | 132 mm | Bad | Khao Yai in June |
| July | 33° / 24° | 11 | 20 | 0 | 147 mm | Ok | Khao Yai in July |
| August | 33° / 24° | 12 | 19 | 0 | 177 mm | Ok | Khao Yai in August |
| September | 33° / 24° | 13 | 17 | 0 | 263 mm | Ok | Khao Yai in September |
| October | 31° / 23° | 13 | 18 | 0 | 321 mm | Ok | Khao Yai in October |
| November | 31° / 22° | 4 | 26 | 0 | 94 mm | Good | Khao Yai in November |
| December | 30° / 20° | 1 | 30 | 0 | 17 mm | Good | Khao Yai in December |