The agricultural sector was affected by climate change more than every other sectors, because it is close to nature. In other words, the effects of climate change were been on the farmers’ livelihood. Farmers need to entrepreneurial changes for adaptation to climate change in their livelihood. Hence, investigation of farmers’ entrepreneurial behavior in response to climate change was the main purpose in this study. Kamfiruz and kor sections (6843 households) were been the study population. Morgan's table was used to determine the sample size, selected 364 head of households in the survey and stratified sampling with probability proportionate was sampling method. The farmers were classified into two categories based on the selected entrepreneurial behavior and did not select it for adaptation to climate change. Then, two categories compared with decision tree (by SPSS19) based on independent variables: Perception of climate change, vulnerability, social integration, age and area of the land owned. 109, out of 364, respondents revealed entrepreneurial behavior facing climate change. The results were shown entrepreneurial behavior as an adaptation behavior among farmers and included livestock, technical and service jobs. At the end, rural entrepreneurship development by relevant organizations and local people was suggested for adaptation to climate change.