15 Fun Facts About Costa Rican Coffee. Did You Know It Already? We are very patriotic in Costa Rica during the month of September. My apologies to my dear readers from other latitudes. But I invite you to read this post, I’m sure it will help you understand better our coffee and culture. On Saturday September 9th we celebrate the National Day of Coffee in SanSeguir leyendo “15 Fun Facts About Costa Rican Coffee. Did You Know It Already?”