Nasal congestion at night can be caused by a variety of factors, and yes, weather can play a significant role. Here are some common reasons for nighttime nasal congestion:
1. **Allergies**: Many people are allergic to dust mites, pet dander, pollen, or other environmental allergens that can be more prevalent indoors at night. Allergens can trigger nasal congestion when you lie down due to a more relaxed position that can affect nasal