Hi Priyanka, October can widely be regarded as the last of the rainy season months for many areas of Thailand, but there are some regional variations. ... Although there can be sporadic heavy rainfall during October, temperatures are warm and you should see plenty of blue sky and sunshine wherever you stay during your visit.
If you're interested in travel in Thailand you might want to try Tour bus It is the best way if not in a rush and want to enjoy the nature, Because it very easy and convenience. When I want to travel in Thailand I use Tour bus all the time. And I always make a booking online . You can save your spot by checking their website for available buses. https://busx.com/en-us