Lao Cai in September: Weather & climate information
What's the weather like in Lao Cai in September? See the historical monthly averages for temperature, rainfall and humidity.
September Averages
In September, Lao Cai experiences temperatures ranging from 18.9°C to 29.9°C, with high humidity at 77.2%. Expect frequent rain, with about 16 days of precipitation totaling 119.4mm and around 11.5 hours of sunshine daily.| Min Temperature | 18.9°C | Precipitation | 119.4mm |
| Max Temperature | 29.9°C | Rainy Days | 16.2 days |
| Humidity | 77.2% | Sunshine Hours | 11.5 hours |
Historical weather
September weather averages for Lao Cai in the last 14 years ( 2010 to 2024).
September
2023
- 2010
- 2011
- 2012
- 2013
- 2014
- 2015
- 2016
- 2017
- 2018
- 2019
- 2020
- 2021
- 2022
- 2023
- 2024
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
1 23.11°35.01° | 2 23.14°36.19° | 3 24.99°36.2° | ||||
4 26.23°37.46° | 5 25.49°36.9° | 6 23.96°35.68° | 7 24.45°36.21° | 8 24.65°32.89° | 9 25.25°36.29° | 10 25.73°34.5° |
11 25.19°33.81° | 12 24.11°34.72° | 13 24.04°35.44° | 14 22.74°28.3° | 15 23.87°36.59° | 16 23.21°35.17° | 17 23.86°33.71° |
18 24.34°34.96° | 19 24.44°35.48° | 20 25.19°32.44° | 21 24.78°31.2° | 22 24.21°27.67° | 23 24.35°25.94° | 24 24.74°28.59° |
25 24.08°29.05° | 26 24.31°32.11° | 27 24.04°32.92° | 28 23.99°34.94° | 29 22.33°31.12° | 30 24.6°35.57° |
Temperature Graph (°C)
The average Lao Cai temperature during September is around 24.0°C (75.2°F).
| Month | High | Low | Changes |
| August | 31.3°C (88.34°F) | 20.2°C (68.36°F) | -0.2°C (31.64°F) |
| September* | 29.9°C (85.82°F) | 18.9°C (66.02°F) | -1.2°C (29.84°F) |
| October | 27.0°C (80.6°F) | 15.9°C (60.62°F) | -3.0°C (26.6°F) |
Humidity Graph (%)
The average humidity in September in Lao Cai is 77.2%, which is 1.1% higher than August and 1.0% lower than October.
Rainfall Graph (mm)
Average rainfall in September in Lao Cai: 119.4mm
| August | September* | October |
| 192.8mm (-73.4mm) | 119.4mm | 63.5mm (+55.9mm) |
Rain Days Graph
Average rain days in September in Lao Cai: 16.2 days
Daylight Graph
Average daylight in September in Lao Cai: 12.3h
Frequently asked questions
How is the weather in Lao Cai in September?
September in Lao Cai is pleasant, with average temperatures ranging from 18.9°C (66°F) to 29.9°C (85.8°F). This makes September one of the ideal months to explore the region.
Is Lao Cai humid in September?
Yes, it is humid in Lao Cai during September, with humidity levels averaging around 77.2% and rarely dropping below 54.0%.
Does it rain often in Lao Cai in September?
Yes, it does rain frequently in Lao Cai during September, with an average of 16.2 rainy days and approximately 119.4mm (4.7") of rainfall.
How many hours of daylight are there in September in Lao Cai?
In September, the average length of daylight in Lao Cai is around 12.3 hours, providing plenty of time to enjoy the beautiful scenery.
How long is the sun out per day in Lao Cai in September?
The average daily sunshine in Lao Cai during September is approximately 11.5 hours.
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