Phraya Nakhon Cave ถ้ำพระยานคร

Phraya Nakhon Cave is a cave in the Sam Roi Yot area of Thailand. It is one of the 36 most looked-up sights in the country on this site and ranks 26th among Thailand's sights for English Wikipedia lookups.
Planning a visit
The best time to visit is between December and February, when temperatures are lower and rainfall is minimal. From January to March, daily highs range from 28 °C to 30 °C with relatively little rain. In contrast, the months of May through October are much wetter, with October seeing the most rain at about 294 mm.
To reach the cave, you can fly into Hua Hin Airport, which is 49 km away, or U-Tapao–Rayong–Pattaya International Airport, located 121 km away. The site is 181 km from Bangkok. While visiting, you can also see Khao Sam Roi Yot National Park, which is 7 km away, or Rajabhakti Park, located 34.3 km away.
Weather by month
The warmest month is April, with an average high of 32 °C. The wettest is October, with about 294 mm of rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | 28 | 29 | 31 | 32 | 31 | 31 | 31 | 30 | 30 | 29 | 28 | 28 |
| Average low, °C | 24 | 24 | 25 | 27 | 27 | 26 | 26 | 26 | 25 | 25 | 25 | 24 |
| Rainfall, mm | 19 | 18 | 65 | 51 | 124 | 78 | 92 | 81 | 121 | 294 | 169 | 13 |
| Rainy days | 8 | 6 | 9 | 11 | 25 | 27 | 29 | 29 | 29 | 28 | 22 | 11 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.