Best time to visit Nepal
When to come, what monsoon actually feels like, and which festivals will change your plans.
If you have not been to Nepal, the calendar matters more than a packing list. Autumn (late September through November) is the classic window: clearer mountain views, busy trails, and higher lodge prices. Spring (March through May) is warmer on the trail, rhododendrons bloom in the mid-hills, and haze can sit over the valleys on some days. Monsoon (roughly June to early September) is not a secret disaster, and it is not a hidden gem either. The hills are green, fewer foreigners walk the high trails, and leeches, landslides, and cancelled mountain flights are real. Winter is quieter. Kathmandu and Pokhara stay walkable; high passes and overnight lodges above about 4,000 m get very cold, and some teahouses close. Dashain and Tihar usually fall in September–November. Domestic flights, buses, and hotel rooms get tight. If your dates overlap a major festival, book the first two nights in Kathmandu before you land — do not assume a last-minute Thamel room.
Autumn
Best chance of clear peaks. Also the busiest season on Everest and Annapurna trails. Book early if you want a specific lodge style or a small group.
Spring
Warmer walking days and flowers in the mid-hills. Views can be softer than autumn. A good first-timer window if you dislike crowds more than you need a postcard sky.
Monsoon honesty
City culture trips still work. Long Himalayan treks get harder: wet trails, cloudy views, and more flight delays. If you only have one shot at the mountains, wait.