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Lachung Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Lachung.
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Climate overview of Lachung
Lachung, Sikkim, India, experiences significant temperature variation throughout the year. Summers bring daytime highs of 13°C (55°F) in August, while winters cool to -2°C (28°F) in January.
With around 3256 mm (128 in) of annual rain/snowfall, Lachung has a notably wet climate. However, this rain/snowfall is not evenly distributed, the city has mild summers and very cold winters. The wettest month is July.
Lachung Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Lachung - and find the best time to visit.
Monthly Temperature in Lachung
Depending on the time of the year, temperatures range from moderate to very cold in Lachung. Average daytime temperatures reach a moderate 13°C (55°F) in August. In January, the coolest month of the year, temperatures drop to a very cold -2°C (28°F).
At night, temperatures range from around 7°C (45°F) in August to -12°C (10°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Lachung
Lachung has a relatively rain/snowy climate with high precipitation levels, averaging 3256 mm (128 in) of rain/snowfall annually. Lachung can be quite wet during July, receiving approximately 498 mm (20 in) of precipitation over 22 rainy days.
In contrast, during the driest month (October), you will experience much drier conditions, with 153 mm (6 in) of precipitation spread across 5 rainy days. For more details, please visit our Lachung Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Humidity in Lachung by Month
The city experiences its highest humidity in July, reaching 92%. In March, the humidity drops to its lowest level at 75%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Gangtok, India (43 KM, 26 Miles).
Best Time to Visit Lachung
No single month stands out for weather in Lachung, 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.
Jan
very wet
Feb
very wet
Mar
very wet
Apr
very wet
May
wet
Jun
very wet
Jul
very wet
Aug
very wet
Sep
very wet
Oct
wet
Nov
cold
Dec
cold
- Warmest weather: July, August and September
- Fewer rainy days: January, February, March, November and December
- Wettest months: June, July and August, when rainfall is highest.
- Seasonal pattern: Mild summers and very cold winters
- Coldest conditions: January, with freezing nights around -12°C (10°F).
Frequently asked questions about the climate in Lachung
What is the best time to visit Lachung?
Lachung has mild summers and very cold winters.
What temperatures can I expect in Lachung?
Daytime highs range from -2°C (28°F) in January to 13°C (55°F) in August. Nighttime lows range from -12°C (10°F) to 7°C (45°F). Temperatures vary considerably through the year.
How much rain does Lachung get?
Annual rainfall is around 3256 mm (128 in). July is the wettest month with 498 mm (20 in), while October is the driest with 153 mm (6 in).
Lachung 3-Day Forecast
Lachung on the map
Lachung is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
New Delhi
34°C (93°F) Gurugram34°C (93°F) Jaipur35°C (95°F) Mumbai
32°C (90°F) Hyderabad31°C (88°F) Chennai
32°C (90°F) Bengaluru
29°C (84°F) Kochi29°C (84°F) Bucket list
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