Though weather is just one factor, it can really affect your travel plans, especially if you are planning a longer stay in Letkokkon. The hottest months are usually April and March with an average temp of 86°F, while the coldest months are January and February with an average of 80°F. The rainiest months in Letkokkon are July, August, June, and September, with each month seeing an average of 21 inches of rainfall.