Abstract: The aim of this study is to investigate the existence of relationships between components of psychological climate including autonomy, trust, pressure, cohesion, support, recognition, fairness and innovation and teachers, commitment to school, teaching occupation and work group. The study was conducted in one of the biggest cities (Ahvaz) in Iran, using a sample consisting of 170 teachers. Two methods were applied: Correlation analysis and multiple regression analysis. Support was found for the existence of statistically significant relationships between psychological climate and components of organizational commitment. The result of multiple regression analysis showed that trust, innovation support, fairness and recognition have significant effects on the explanation of variance of organization commitment.