In terms of precipitation, rainfall in Nakhon Si Thammarat ranges from 1.6 - 20.5 inches per month. November is typically the wettest month, when rainfall can reach 20.5 in. March is typically the driest time to visit Nakhon Si Thammarat when rainfall is around 1.6 in.
If weather is an important factor for your trip to Nakhon Si Thammarat, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).