Parnamirim poses a moderate level of safety for solo female travelers. While it's not considered extremely dangerous, the city still has instances of petty crimes such as pickpocketing and mugging, which tend to increase in less crowded areas and at night. Locals are generally friendly and helpful to tourists. However, it's recommended to remain cautious, avoid showing expensive belongings in public, and keep personal belongings close to yourself, especially in crowded areas. Familiarizing yourself with the local language can be beneficial as well.