Spring (March to May) and autumn (September to November) are the best time to visit Nepal for trekking. During spring, trekking trails look exceptional with the colorful blooms of rhododendrons covering the trail. Enjoy trekking in pleasant conditions. The weather is mostly clear in spring however there is a possibility of haze interrupting the gorgeous Himalayan views. You will see a clear and crisp sky during autumn and visibility will be at its peak. The monsoon will have ceased, filling up water bodies and spreading greenery everywhere. The popular trekking season in spring and autumn attracts thousands of trekkers every year.