September weather forecast
Bhutan

September marks the end of the monsoon season and the beginning of autumn in Bhutan. The weather becomes more stable, and the temperature generally fluctuates between 15°C (59°F) to 25°C (77°F) across the country.

Cities like Thimphu and Paro experience milder weather, with temperatures ranging from 15°C (59°F) to 20°C (68°F). The frequency of rainfall significantly reduces compared to August, with occasional light showers.

Higher altitude regions such as Haa and Trongsa experience a noticeable drop in temperature. The mercury usually varies between 10°C (50°F) and 20°C (68°F) in these regions. While there may be occasional showers, the rainfall is significantly less compared to the monsoon months.

In the southern region, Punakha continues to be warmer, with temperatures ranging from 20°C (68°F) to 30°C (86°F). The high humidity levels from the monsoon season start to decline, making the weather more comfortable.

September sees a significant decrease in precipitation compared to August. The clear skies return, offering unobstructed views of the Himalayan ranges. The weather conditions in September, along with the lush post-monsoon landscapes, make it a popular time for outdoor activities and sightseeing. The reduced humidity and cooler temperatures provide an ideal environment for hiking and trekking.

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• Thimphu - September »
  In Thimphu during September, the rain falls for 14 days and regularly aggregates up to 155mm (6.1") of precipitation. On the last day of September, in Thimphu, sunrise is at 05:53 and sunset at 17:48 +06.
• Punakha - September »
  September announces the fall in Punakha in a rather timid manner with an average maximum temperature of 15.9°C (60.6°F). In Punakha, in September, it is raining for 20.5 days, with typically 103mm (4.06") of accumulated precipitation.
• Jakar - September »
  In Jakar during September, the rain falls for 20.5 days and regularly aggregates up to 103mm (4.06") of precipitation. In Jakar, in September, during 20.5 rainfall days, 103mm (4.06") of precipitation is typically accumulated.
• Paro - September »
  On the last day of September, in Paro, sunrise is at 05:54 and sunset at 17:49 +06. In Paro, in September, during 13 rainfall days, 259mm (10.2") of precipitation is typically accumulated.
• Gasa - September »
  In Gasa, in September, during 20.5 rainfall days, 103mm (4.06") of precipitation is typically accumulated. The months with the highest UV index in Gasa, Bhutan, are May through September, with an average maximum UV index of 4.