Average annual temperature is 6.5 °C
Absolute maximum temperature: 15.5 °C
Absolute minimum temperature: -4.6 °C
Number of sunny days: 91 days
Number of rainy days: 273 days
Number of snow days: 1 day
Look at detailed online map of Gangtok
* Weather data for Gangtok India is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 9.9 | 9.3 | 9.2 | 13.0 | 15.5 | 15.5 | 14.5 | 14.6 | 15.4 | 13.1 | 10.1 | 8.1 |
| Average daytime temperature (°C) | 5.0 | 5.5 | 6.8 | 9.9 | 11.2 | 13.8 | 13.1 | 13.2 | 13.2 | 9.8 | 7.9 | 5.6 |
| Average temperature (°C) | 0.8 | 1.8 | 3.1 | 6.0 | 7.7 | 11.0 | 11.5 | 11.6 | 10.9 | 7.2 | 4.4 | 2.1 |
| Average night temperature (°C) | -2.8 | -1.7 | -0.4 | 2.6 | 4.4 | 8.6 | 9.9 | 10.1 | 8.8 | 4.7 | 1.3 | -1.0 |
| Absolute minimum temperature (°C) | -4.6 | -3.4 | -2.2 | -0.6 | 1.8 | 5.6 | 8.6 | 8.4 | 6.9 | 1.5 | 0.2 | -3.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.8 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.6 | 9.7 | 10.1 | 11.2 | 11.1 | 8.6 | 6.9 | 5.6 | 8.7 | 9.3 | 9.8 | 9.3 |
| Precipitation (mm) | 1 | 35 | 73 | 48 | 85 | 357 | 503 | 636 | 388 | 87 | 13 | 5 |
| Sunny days | 28 | 5 | 4 | 1 | 2 | 0 | 0 | 0 | 0 | 9 | 17 | 25 |
| Rainy days | 2 | 23 | 27 | 29 | 29 | 30 | 31 | 31 | 30 | 22 | 13 | 6 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Gangtok is at