Karnal is fairly safe for solo female travelers. As with many destinations, it is important to be cautious and aware of your surroundings, especially at night. In general, people are friendly and willing to help. Local enforcement agencies are often helpful. However, it's better to stay in well-lit, populated areas, and avoid remote or secluded places. Stringent about your personal belongings and it's advisable to dress modestly in order to respect local customs and traditions.