Thimphu
September
Weather in Thimphu for September 2025
Your guide to Thimphu weather in September - trends and predictions
In general, the average temperature in Thimphu at the beginning of September is 20 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 17.9 °C by the end of September.
Thimphu experiences an exceptionally high level of rainfall in September, with more than 24 rainy days on average.
Is September a good time to visit Thimphu? check out the best time to travel to Thimphu page.
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5
Dry days
25
Rainy days
0
Snow days
19°/10°
Temperatures
9 km/h
Avg max wind
81 %
Avg humidity
Thimphu in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  18° | 2  20° | 3 20° | 4 21° | 5  20° | 6 20° | 7 21° |
| 8 21° | 9  21° | 10 20° | 11 20° | 12  21° | 13  21° | 14  20° |
| 15 20° | 16 19° | 17 22° | 18  22° | 19 21° | 20 21° | 21 18° |
| 22 18° | 23 18° | 24 19° | 25 18° | 26 16° | 27 16° | 28 16° |
| 29 20° | 30 20° |
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Temperatures trend during September in Thimphu
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Light rain shower | 18° /11° | 4.3 mm | 4 | |
| 2 Sept. | Patchy light rain with thunder | 20° /11° | 8.7 mm | 5 | |
| 3 Sept. | Patchy light rain with thunder | 20° /10° | 8.6 mm | 5 | |
| 4 Sept. | Patchy rain possible | 21° /9° | 5.3 mm | 5 | |
| 5 Sept. | Sunny | 20° /10° | 4.3 mm | 5 | |
| 6 Sept. | Patchy rain possible | 20° /10° | 5 mm | 5 | |
| 7 Sept. | Patchy rain possible | 21° /10° | 2.9 mm | 5 | |
| 8 Sept. | Light rain shower | 21° /9° | 4.6 mm | 5 | |
| 9 Sept. | Moderate or heavy rain shower | 21° /11° | 10.7 mm | 5 | |
| 10 Sept. | Moderate or heavy rain shower | 20° /9° | 10 mm | 5 | |
| 11 Sept. | Moderate or heavy rain shower | 20° /10° | 11 mm | 5 | |
| 12 Sept. | Mist | 21° /10° | 4.3 mm | 5 | |
| 13 Sept. | Partly cloudy | 21° /10° | 3.3 mm | 5 | |
| 14 Sept. | Thundery outbreaks possible | 20° /10° | 3.2 mm | 5 | |
| 15 Sept. | Thundery outbreaks possible | 20° /11° | 2.7 mm | 5 | |
| 16 Sept. | Moderate rain at times | 19° /10° | 3.9 mm | 5 | |
| 17 Sept. | Moderate rain at times | 22° /9° | 4.6 mm | 5 | |
| 18 Sept. | Patchy light drizzle | 22° /8° | 2.3 mm | 5 | |
| 19 Sept. | Patchy rain possible | 21° /9° | 2.8 mm | 5 | |
| 20 Sept. | Light rain shower | 21° /10° | 6.4 mm | 5 | |
| 21 Sept. | Light rain shower | 18° /10° | 4.3 mm | 4 | |
| 22 Sept. | Light rain | 18° /10° | 8.1 mm | 4 | |
| 23 Sept. | Light rain shower | 18° /10° | 13 mm | 4 | |
| 24 Sept. | Light rain shower | 19° /9° | 6.9 mm | 5 | |
| 25 Sept. | Patchy light rain with thunder | 18° /9° | 7.6 mm | 4 | |
| 26 Sept. | Patchy light rain with thunder | 16° /9° | 7.9 mm | 4 | |
| 27 Sept. | Patchy rain possible | 16° /8° | 7 mm | 4 | |
| 28 Sept. | Patchy rain possible | 16° /8° | 2.7 mm | 4 | |
| 29 Sept. | Patchy rain possible | 20° /9° | 2 mm | 5 | |
| 30 Sept. | Patchy rain possible | 20° /9° | 2.2 mm | 5 | |
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Important Notice
Our weather forecast for Thimphu in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Thimphu forecast closer to your planned date for the most up-to-date weather information.
Thimphu in September - FAQ
What are the expected maximum and minimum temperatures in Thimphu during September?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Thimphu during September?
Significant rainfall exceeding 154.3 mm is expected in Thimphu during September, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Thimphu during September?
The average wind speed in Thimphu during September is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Thimphu in September?
As you prepare for your trip to Thimphu in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Thimphu, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
- Umbrellas/Raincoats: For rainy days
September rainfall patterns in Thimphu
Explore the daily rainfall trends and prepare for Thimphus September weather 💧
UV exposure in Thimphu during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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