The ideal time for trekking in Sikkim is during the summer months between March – June and in autumn from mid-September to November. Trekking in monsoons is highly not recommended as most of the roads get blocked due to torrential rains and also, the chances of landslides and cloud bursts are quite high during rainy months. During winters, heavy snow engulfs almost all the higher altitudes making it impossible to trek. It is said that different seasons bring different surprises for the trekkers that offer immense pleasure to them. So, plan specifically for yourself and make the best of our complete breakdown of Sikkim trekking in different seasons:
March to May: The temperature ranges from 11 °C to 19 °C during daytime, and 2°C to 10 °C at night.
June to August: The temperature ranges from 15 °C to 22 °C during daytime, and 7 °C to -1°C at night.
September to November: The temperature ranges from 6 °C to 12 °C during daytime, and 5 °C to -3 °C at night.
December to February: The temperature ranges from 4 °C to 7 °C during daytime, and 4 °C to -5 °C at night.