Gangtok Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Gangtok.

Climate overview of Gangtok

Gangtok, Sikkim, India, experiences significant temperature variation throughout the year. Summers bring daytime highs of 22°C (72°F) in August, while winters cool to 11°C (52°F) in January.

With around 5153 mm (203 in) of annual rain/snowfall, Gangtok has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has warm summers and cold winters. The wettest month is July.

Gangtok Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Gangtok - and find the best time to visit.

Monthly Temperature in Gangtok

Depending on the time of the year, temperatures range from comfortable to chilly in Gangtok. Average daytime temperatures reach a comfortable 22°C (72°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 11°C (52°F).

At night, temperatures range from around 16°C (61°F) in August to 2°C (36°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Gangtok

Gangtok has a relatively rain/snowy climate with high precipitation levels, averaging 5153 mm (203 in) of rain/snowfall annually. Gangtok can be quite wet during July, receiving approximately 1092 mm (43 in) of precipitation over 19 rainy days.

In contrast, during the driest month (December), you will experience much drier conditions, with 186 mm (7.3 in) of precipitation spread across 0 rainy days. For more details, please visit our Gangtok Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

Humidity in Gangtok by Month

Best Time to Visit Gangtok

No single month stands out for weather in Gangtok, as conditions remain fairly consistent throughout the year.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Warmest weather: May, June, July, August and September
  • Fewest rainy days: January, February, November and December
  • Wettest months: June, July, August and September, when rainfall is highest.
  • Seasonal pattern: Warm summers and cold winters

Frequently asked questions about the climate in Gangtok

What is the best time to visit Gangtok?

Gangtok has warm summers and cold winters.

What temperatures can I expect in Gangtok?

Daytime highs range from 11°C (52°F) in January to 22°C (72°F) in August. Nighttime lows range from 2°C (36°F) to 16°C (61°F). Temperatures vary considerably through the year.

How much rain does Gangtok get?

Annual rainfall is around 5153 mm (203 in). July is the wettest month with 1092 mm (43 in), while December is the driest with 186 mm (7.3 in).

Gangtok 3-Day Forecast

Gangtok on the map

Gangtok is highlighted - select any city to see its climate.

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