The temperatures in Thimphu in September are usually low and can range between 11°C and 17°C.
You can expect rain for roughly half of the month of September in Thimphu. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Thimphu in September 2025.
If you’re planning to visit Thimphu in the near future, we highly recommend that you review the 14 day weather forecast for Thimphu before you arrive.
Temperatures
17° / 11°
Rainy Days
12
Snowy Days
0
Dry Days
18
Rainfall
244
mm
Sun Hours
11.1
Hrs
