Dien Bien in September: Weather & climate information
What's the weather like in Dien Bien in September? See the historical monthly averages for temperature, rainfall and humidity.
September Averages
| Min Temperature | 18.6°C | Precipitation | 185.7mm |
| Max Temperature | 28.7°C | Rainy Days | 20.2 days |
| Humidity | 83.4% | Sunshine Hours | 11.2 hours |
Historical weather
September weather averages for Dien Bien in the last 10 years ( 2010 to 2020).
- 2010
- 2011
- 2012
- 2013
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
- 2020
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
1 20.0°26.0° | ||||||
2 19.0°26.0° | 3 19.0°27.0° | 4 20.0°23.0° | 5 19.0°24.0° | 6 18.0°21.0° | 7 17.0°27.0° | 8 16.0°27.0° |
9 17.0°29.0° | 10 18.0°33.0° | 11 18.0°30.0° | 12 19.0°28.0° | 13 17.0°27.0° | 14 15.0°31.0° | 15 16.0°33.0° |
16 18.0°32.0° | 17 19.0°30.0° | 18 18.0°31.0° | 19 16.0°31.0° | 20 16.0°28.0° | 21 17.0°31.0° | 22 15.0°33.0° |
23 15.0°31.0° | 24 19.0°27.0° | 25 19.0°30.0° | 26 18.0°26.0° | 27 17.0°29.0° | 28 17.0°29.0° | 29 15.0°30.0° |
30 11.0°29.0° |
Temperature Graph (°C)
The average Dien Bien temperature during September is around 23.1°C (73.58°F).
| Month | High | Low | Changes |
| August | 28.1°C (82.58°F) | 19.2°C (66.56°F) | -0.1°C (31.82°F) |
| September* | 28.7°C (83.66°F) | 18.6°C (65.48°F) | -0.2°C (31.64°F) |
| October | 27.2°C (80.96°F) | 16.3°C (61.34°F) | -2.0°C (28.4°F) |
Humidity Graph (%)
The average humidity in September in Dien Bien is 83.4%, which is 4.3% lower than August and 3.0% higher than October.
Rainfall Graph (mm)
Average rainfall in September in Dien Bien: 185.7mm
| August | September* | October |
| 339.9mm (-154.2mm) | 185.7mm | 70.5mm (+115.2mm) |
Rain Days Graph
Average rain days in September in Dien Bien: 20.2 days
Daylight Graph
Average daylight in September in Dien Bien: 12.3h
Frequently asked questions
How is the weather in Dien Bien in September?
September is a comfortable month in Dien Bien, with average temperature fluctuating between 18.6°C (65.48°F) and 28.7°C (83.66°F), and this makes September one of the best months to visit Dien Bien.
Is Dien Bien humid in September?
Yes, it is. The humidity of Dien Bien in September is around 83.4% and rarely falls below 60.0%.
Does it rain often in Dien Bien in September?
Yes, it does. It rains very often in Dien Bien in September with an average of 20.2 rainy days and 185.7mm (7.31") of precipitation.
How many hours of daylight are there in September in Dien Bien?
In September, Dien Bien's average day-length is 12.3 hours.
How long is the sun out per day in Dien Bien in September?
The average sunshine hours of Dien Bien in September is 11.2 hours.
