September weather forecast and climate
Thimphu, Bhutan

Mountain peaks and slopes in the Valley country of Thimphu, Bhutan
Mountain peaks and slopes in the Valley country of Thimphu, Bhutan
The first month of the autumn, September, is also a moderately hot month in Thimphu, Bhutan, with average temperature varying between 23.1°C (73.6°F) and 15°C (59°F).

Temperature

In Thimphu, the average high-temperature is essentially the same as in August - a still warm 23.1°C (73.6°F). In Thimphu, Bhutan, in September, the average low-temperature is 15°C (59°F).

Rainfall

In September, in Thimphu, the rain falls for 14 days. Throughout September, 155mm (6.1") of precipitation is accumulated. In Thimphu, during the entire year, the rain falls for 97 days and collects up to 1447mm (56.97") of precipitation.

Daylight

The average length of the day in September is 12.3h.

Sunshine

Months with the least sunshine in Thimphu, Bhutan, are July through September, with an average of 5h of sunshine.

UV index

Months with the highest UV index in Thimphu are April through September, with an average maximum UV index of 12. A UV Index estimate of 11, and higher, represents an excessive health risk from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the average maximum UV index of 12 translate into the following recommendations:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in September in Thimphu?

In September, the average high-temperature is 23.1°C (73.6°F), and the average low-temperature is 15°C (59°F).

How many days does it rain in September in Thimphu?

In Thimphu, Bhutan, in September, it is raining for 14 days, with typically 155mm (6.1") of accumulated precipitation.

What is the average length of the day in September in Thimphu?

The average length of the day in September in Thimphu is 12.3h.

What is the month with the least sunshine in Thimphu?

Months with the least sunshine in Thimphu are July through September, with an average of 5h of sunshine.

How many hours of sunshine does Thimphu have in September?

The average sunshine in September in Thimphu is 5h.

When is the highest UV index in Thimphu?

April through September, with an average maximum UV index of 12, are months with the highest UV index.

What is the UV index intensity in September in Thimphu?

The average daily maximum UV index in September is 12. A UV Index estimate of 11, and higher, represents an extreme health vulnerability from the exposure to the Sun's UV rays.
Average temperature in September - Thimphu, Bhutan
  • Average high temperature in September: 23.1°C

The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (12.3°C).

  • Average low temperature in September: 15°C

The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is January (-2.6°C).

Average rainfall in September - Thimphu, Bhutan
  • Average rainfall in September: 155mm

The wettest month (with the highest rainfall) is July (373mm).
The driest month (with the least rainfall) is November (8mm).

Average rainfall days in September - Thimphu, Bhutan
  • Average rainfall days in September: 14 days

Months with the highest number of rainy days are July and August (20 days).
The month with the least rainy days is December (0 days).

Average daylight in September / Average sunshine in September - Thimphu, Bhutan
  • Average daylight in September: 12.3h

The month with the longest days is June (Average daylight: 13.9h).
The month with the shortest days is December (Average daylight: 10.4h).

  • Average sunshine in September: 5h

Months with the most sunshine are January, March, April and November (Average sunshine: 8h).
Months with the least sunshine are July, August and September (Average sunshine: 5).

Average UV index in September - Thimphu, Bhutan
  • Average UV index in September: 12

Months with the highest UV index are April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 5).