Frequent temperatures in Gangtok right through September is 18. Average high degrees are usually 24 with low temperatures being around 15 degrees. For more context we have put some more information below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 18 |
| High Temperature | 24 |
| Low Temperature | 15 |
Useful Links: Gangtok Weather: Average Weather & Yearly Climate