Objective To study the correlations between meta moods and clinical behavior of junior college nursing students and provide a scientific basis for improving students' ability of clinical practice.Method The trait meta mood scale(TMMS)and nursing students' clinical practice evaluation scale were used in the study among 120 junior college nursing students.Results The total scores on TMMS and the clinical behavior were(3.45±0.43)and(2.96±0.39),respectively.The scores on the three dimensions of meta moods were positively correlated with 7 dimensions of clinical behaviors and the total score(P<0.01 or P<0.05).Conclusions The meta moods of college nursing students are at high level and their clinical behaviors are at medium level.Teachers and nursing administrators should help students regulate and manage their emotions in order to promote their ability of clinical practice.