Planning for the weather is an important factor for making your trip to Pak Nakhon a success, especially when you’re splurging. The hottest months are usually May and June, with an average temperature of 28°C, while the coldest months are January and February, with an average of 26°C. The rainiest months in Pak Nakhon are November, December, October and January, with each month seeing an average of 317 mm of rainfall.