Purpose: The study aims to know the direct and indirect influence of organizational climate variables affecting the quality of education through teacher performance as intervening variables. Theoretical framework: The quality of professional teachers will produce graduates who are able to compete competitively. It takes a strong commitment from the foundation to build a conducive work climate. This will enable teachers to bring out their best abilities. Design/Methodology/Approach: This type of study is quantitative research, the population of this study all students / I high school and high school in Sabang Aceh which totaled 921 people and the sample in this study used simple random sampling which totaled 90 students as respondents. The data analysis technique in this study uses SEM PLS. Findings: The results of this study show the coefficient of the path of 0.879 This shows that if the higher the organizational climate in high school and high school schools the higher the quality of education. The organization’s climate against teacher performance has a path coefficient of 0.845 This shows that if the higher the organization’s climate in high school and high school schools then the higher the teacher’s performance. Research, Practical & Social implications: The implication of the findings in this study is that organizational climate is created through working time flexibility. Teachers can choose their working time according to their ability. Currently, the determination of working hours is based on many considerations of the leadership in assigning tasks. Working time can also be done outside of working hours. Originality/Value: The novelty value in this study is that there has been no research that makes teacher performance a mediating variable in improving the quality of education, especially in Sabang City, Aceh Province, Indonesia.