Abdominal muscle contractions that occur continuously due to the release of menstrual blood causes the pain of dysmenorrhea. The prevalence of dysmenorrhea is very high, about 50% of young women. In Indonesia the incidence of dysmenorrhea is composed of 54.89% and 9.36% of primary dysmenorrhoea secondary dysmenorrhoea. Many teens who do not attend school because of dysmenorrhoea. Giving a warm compress will dilate blood vessels thereby increasing local blood flow resulting in relaxation then can reduce pain. This type of research pre-eksprerimen one goup pre-post test. The data collection was conducted in April â Mei 2015. The population in this study SMK Simpang Haru Banking Padang experiencing dysmenorrhoea. The sample of 16 respondents pengambilan by purposive sampling technique. Data were analyzed using paired t-test. The results showed that the average pain respondent before being given a warm compress is 5.60 with a standard deviation of 1,549, the average pain responder after being given a warm compress is 2.62 with a standard deviation of 1,204, there is a significant difference before and after a warm compress with p = 0.000 where p <0.05. Warm compresses can reduce pain dysmenorrhoea at SMK Simpang Haru Banking Padang. It is therefore recommended to health care compress