Our verdict
The best time to visit Gangtok is January
The very hottest temperatures in Gangtok get to around 23℃ (74℉) in the height of summer. In the colder months such as January, temperatures usually get down to an average minimum of 2℃ (35℉).
If you’re keen to work on your tan in Gangtok, you’re most likely get the longest days between sun-up and sun-down around May. On average it rains the most days in July, making it the wettest month of the year. Although it’s the wet season, it can often rain a little bit during the day or evening but have fine weather for a majority of the day too, so don’t let this put you off.
Find out everything you need to know about when to visit Gangtok below, including detailed information about the weather and tools to help you find the best prices and book your trip.
Quick links: Fast facts / Seasons / Average temperatures / Monthly climate / FAQs / Map
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Gangtok seasons
Before you continue, it’s important to know when the seasons are in Gangtok as they might be different to yours depending on where in the world you’re travelling from. Gangtok is in the Northern Hemisphere, so the seasons fall during these months:
| Season | Months |
|---|---|
| Summer | June to August |
| Autumn/fall | September to November |
| Winter | December to February |
| Spring | March to May |
Average temperatures in Gangtok
If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Gangtok for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.
Gangtok climate by month
If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Gangtok for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.
Jump to:
Gangtok in January
- Average temperature: 6℃ (42℉)
- Average high temperature: 10℃ (50℉)
- Average low temperature: 2℃ (35℉)
- Average humidity: 50%
- Average sunny days: 23 days
- Average rainfall: 13mm (1") over 5 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Gangtok in January, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Gangtok in February
- Average temperature: 8℃ (46℉)
- Average high temperature: 12℃ (54℉)
- Average low temperature: 4℃ (38℉)
- Average humidity: 49%
- Average sunny days: 18 days
- Average rainfall: 19mm (1") over 6 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Gangtok in February, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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Gangtok in March
- Average temperature: 11℃ (52℉)
- Average high temperature: 15℃ (59℉)
- Average low temperature: 6℃ (44℉)
- Average humidity: 50%
- Average sunny days: 13 days
- Average rainfall: 30mm (1") over 11 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Gangtok in March, make sure you pack a warm jacket or coat.
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Gangtok in April
- Average temperature: 14℃ (57℉)
- Average high temperature: 18℃ (64℉)
- Average low temperature: 10℃ (50℉)
- Average humidity: 54%
- Average sunny days: 6 days
- Average rainfall: 57mm (2") over 17 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Gangtok in April, make sure you pack a warm jacket or coat.
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Gangtok in May
- Average temperature: 16℃ (61℉)
- Average high temperature: 19℃ (67℉)
- Average low temperature: 12℃ (54℉)
- Average humidity: 66%
- Average sunny days: 2 days
- Average rainfall: 102mm (4") over 24 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Gangtok in May, make sure you pack a light jumper or hoodie.
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Gangtok in June
- Average temperature: 18℃ (64℉)
- Average high temperature: 21℃ (70℉)
- Average low temperature: 15℃ (59℉)
- Average humidity: 73%
- Average sunny days: 0 days
- Average rainfall: 127mm (5") over 28 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Gangtok in June, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Gangtok in July
- Average temperature: 18℃ (65℉)
- Average high temperature: 21℃ (69℉)
- Average low temperature: 16℃ (60℉)
- Average humidity: 79%
- Average sunny days: 0 days
- Average rainfall: 238mm (9") over 31 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Gangtok in July, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Gangtok in August
- Average temperature: 18℃ (65℉)
- Average high temperature: 21℃ (70℉)
- Average low temperature: 16℃ (60℉)
- Average humidity: 77%
- Average sunny days: 0 days
- Average rainfall: 191mm (8") over 29 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Gangtok in August, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
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Gangtok in September
- Average temperature: 17℃ (63℉)
- Average high temperature: 20℃ (68℉)
- Average low temperature: 14℃ (57℉)
- Average humidity: 76%
- Average sunny days: 2 days
- Average rainfall: 137mm (5") over 26 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Gangtok in September, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.
Gangtok in October
- Average temperature: 14℃ (57℉)
- Average high temperature: 18℃ (64℉)
- Average low temperature: 10℃ (50℉)
- Average humidity: 66%
- Average sunny days: 9 days
- Average rainfall: 40mm (2") over 12 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Gangtok in October, make sure you pack a warm jacket or coat.
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Gangtok in November
- Average temperature: 10℃ (51℉)
- Average high temperature: 15℃ (59℉)
- Average low temperature: 6℃ (43℉)
- Average humidity: 63%
- Average sunny days: 17 days
- Average rainfall: 10mm (0") over 7 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Gangtok in November, make sure you pack a warm jacket or coat.
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Gangtok in December
- Average temperature: 7℃ (45℉)
- Average high temperature: 12℃ (53℉)
- Average low temperature: 3℃ (38℉)
- Average humidity: 57%
- Average sunny days: 23 days
- Average rainfall: 9mm (0") over 5 days
of pure sunshine
of showers or rain
What to pack: If you’re heading to Gangtok in December, make sure you pack a thick snow/winter jacket, thermals and some extra layers as it's always very cold.
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