According to multiple sources, the best temperature for sleep is between 60-67°F (15.6-19.4°C) . However, some sources suggest a slightly wider range of 60-72°F (15.6-22.2°C) . A study published in the journal Science of The Total Environment found that the optimal sleep temperature for older adults is between 68-77°F (20-25°C) . Its important to note that the ideal temperature for sleep may vary slightly from person to person, so its best to experiment with different temperatures to find what works best for you. Keeping your bedroom cool, dark, and quiet can also enhance your sleep quality. Additionally, its recommended to maintain a consistent sleep routine, avoid overstimulating activities before bedtime, and keep a fan in your room to help cool down the temperature if needed.