<p>Athletes experience different emotions during competitions that also influence performance. The purpose was to analyze the daily mood of the Futsal Referees during competitions. 25 referees participated (average of 39.2 ± 8.4 years). Characterization questionnaires, “Brazil Criterion 2018”, Lifestyle Profile and Mood Scale are used. Descriptive statistics, Spearman's correlation, Student's “t” test and Mann Whitney (p≤0.05 in all tests) were used for analysis. Despite Vigor had the highest mean values, only 24% remained within the desided range for better success. Fatigue had the greatest variations and presents peak in important stages, as also Anger. Referees with the highest ages and experiences are those who also have greater stability in Anger. The concern with psychological variables in preparation and performance of the referees is reiterated.</p>