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Gangtok Weather in December
December in Gangtok averages 13°C (55°F) during the day and 4°C (39°F) at night. With just 186 mm (7.3 in) of rainfall on average, it doesn't get much drier than this.
Rainfall in Gangtok in December
As part of the rainy season, Gangtok sees around 0 days of rain in December, with an average of 186 mm (7.3 in). Rainy season showers here are typically intense, often clearing quickly but coming down hard while they last. The month is known for having the least rain of the year. The dry conditions are worth making the most of, even if you'll want a warm layer.
Temperature in Gangtok in December
December in Gangtok sees highs of 13°C (55°F) and lows of 4°C (39°F) overnight. December is in the winter season. Conditions are often most pleasant around the middle of the day. Nights drop to 4°C (39°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.If you're planning additional trips, our weather planner can help you find destinations that match your weather preferences.
Gangtok Temperature in December
Min Temperature
4°C (39°F)
Max Temperature
13°C (55°F)
Chance of Rain
0%
Precipitation
186 mm (7.3 in)
Rainy days
0 days
Humidity
77%
Gangtok Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Gangtok - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Gangtok typically stay consistent throughout December, with daily highs averaging around 13°C (55°F). Nights are very cold, with lows typically ranging from -15°C (5°F) to -11°C (12°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather records for Gangtok in December
Browse day-by-day weather records for Gangtok spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Gangtok historical weather extremes in December
The extremes listed below come from historical weather data collected in Gangtok from 1976 through 2025.
- The warmest day in December was on December 28, 2023, with a maximum of 30°C (86°F).
Best Places in India in December
Find out more about the weather in India and which places have the best travel conditions in this month. See all of India in December →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Gangtok in December
Pack for changing conditions in Gangtok in December. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Heavy rain is guaranteed, please bring a good poncho and waterproof everything!
What To Do in Gangtok in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling5/10 -
Walking5/10 -
Barbeque4/10 -
Camping3/10 -
Outdoor sports5/10
Gangtok 3-Day Forecast
More climate data for Gangtok
See the full Gangtok climate overview or explore weather in India.
Popular in December
Where to go in December - average daytime high across popular destinations.
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