BEST TREKKING SEASON IN NEPAL
Nepal offers two main trekking seasons.
Spring – March, April, May
Autumn – late September, October, November, December
However, Nepal has so many different zones, it is an all year round destination for trekking and hiking.
Spring Season – March, April, May
From March, Spring begins, bringing mild days and nights, although it can still be cold in the mountains. During Spring Nepal is at its prettiest, with wild flowers and rhododendrons in full bloom, and the rivers flowing crystal clear from the snow melt. In April and May, the weather begins to get hotter, although on the mountain side the evenings remain cool. It’s a great time for trekking as by now all the trails are clear of snow. Occasional rain fall and persistent clouds make the weather a bit humid. Some days can be quite hazy.
Monsoon Season – June, July, August
During this period Nepal experiences its heaviest rainfall. Trekking at this time is possible only in some low altitude areas if you don’t mind getting wet. It is also enjoyable in dry areas like Upper Mustang and the Dolpo region. During this time, road travel can be quite difficult in remote areas due to landslides. From late August the monsoon begins to dwindle, the sun comes out again and days are warm and clear.
Autumn Season – September, October, November
September onwards offers the best and clearest time for viewing the mountains. From late September the weather is comfortably warm, and It is ideal for trekking. During the day T-shirts and shorts are adequate, but nights can still be a little cool. In lower areas expect the weather to be quite hot.
From the end of October, you will have clear views of the Himalaya. It’s the best time for trekking because the air is clean and clear and generally sunny. Clear views are almost guaranteed. In November and December, trekking is still very good though in high altitude areas and passes, you should be prepared for snow.
Winter Season – December, January, February
December and January are the coldest months of the year. Mountains above 2500 meters receive heavy snow and some high passes might be closed for trekking. However it is always possible to do lower altitude trekking around Kathmandu, Pokhara, Dhading and Gorkha. site
In fact, it’s a good time of year to do these easy treks as the days are dry and sunny without being hot, and normally the views are good. At night time it is very cold and some higher places still experience snow fall.