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Gangtok Weather and Climate: A Comprehensive Guide

The temperature in Gangtok can vary greatly throughout the year. The temperatures shift from warm to cold. It also experiences much rain/snowfall throughout the year. Now, let’s break down all the climate details for a clearer picture.

Average maximum day and minimum night temperature

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

At night, you can expect cooler temperatures, with averages dropping to around 2°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

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

In contrast December, experiences much drier conditions, with 186 mm of rainfall, 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

Forecast for Gangtok

Tue   Dec 24
17°C | 5°C
SW 2 m/s
almost clear and no rain

almost clear and no rain

Wed   Dec 25
18°C | 5°C
SW 2 m/s
partly cloudy and no rain

partly cloudy and no rain

Thu   Dec 26
18°C | 5°C
SW 2 m/s
clear and no rain

clear and no rain

The best time of year to visit Gangtok in India

During the months of May, June, July, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

The average rainfall figures in Gangtok are quite high. Throughout the year, you have a chance of prolonged precipitation. So no matter what time of year you go, you will always have to deal with a high number of rainy days. This makes it more challenging to point out the best time of year to visit. Other facts from our historical weather data:
  • Which is the warmest month in Gangtok?
    August has an average maximum temperature of 22°C and is the warmest month of the year.
  • Which is the coldest month in Gangtok?
    The coldest month is January with an average maximum temperature of 11°C.
  • Which is the wettest month in Gangtok?
    July tops the wettest month list with 1092 mm of rainfall.
  • Which is the driest month in Gangtok?
    December is the driest month with 186 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.