Climate Overview
The climate in Samdrup Jongkhar is warm and mild. The average annual temperature is 23°C and approximately 2637mm of precipitation falls per year. June is the wettest month, receiving around 625mm of rainfall. Samdrup Jongkhar is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, September, July. The coldest months are January, December, February, when temperatures can drop to 9°C.
Temperature
Temperatures in Samdrup Jongkhar vary considerably across the year, with a 22°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 31°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 9°C and an average of 15°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 4°C shift in average temperatures.
Precipitation
Samdrup Jongkhar is a very wet location, receiving approximately 2637mm of precipitation annually, which averages out to around 220mm per month. The wettest month is June, averaging 625mm of rainfall. July and May also tend to see above-average precipitation. The driest month is December, with just 5mm. That's 620mm less than June, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
Samdrup Jongkhar is relatively calm, with an average annual wind speed of 5km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.
Seasons
87 days until Winter
It is currently autumn in Samdrup Jongkhar, which began on September 23, 2026. Samdrup Jongkhar is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 31°C, while the coldest stretch bottoms out in January near 9°C. Winter is next, beginning on December 21, 2026 (87 days from now).
Spring
Temperatures range from 16 to 29°C. Rainfall is heavy, totalling around 632mm across the season with a monthly average of 211mm. Winds are generally light, averaging 5km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 24 to 31°C. Rainfall is heavy, totalling around 1535mm across the season with a monthly average of 512mm. Winds are generally light, averaging 5km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.
Autumn
Temperatures range from 14 to 30°C. Rainfall is heavy, totalling around 433mm across the season with a monthly average of 144mm. Winds are generally light, averaging 5km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 9 to 24°C. Precipitation is minimal, with only around 37mm for the entire season. Winds are generally light, averaging 5km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Samdrup Jongkhar is during January, February, March, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 21mm per month. By contrast, August can be uncomfortably hot with temperatures reaching 31°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Samdrup Jongkhar based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
