Khong island (Don Khong) in september: average Weather, Temperature and Climate
Weather in Khong island (Don Khong) in september 2025
The weather in Khong island (Don Khong) in september comes from statistical datas on the last years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
bad weather UV index: 7
Weather at 6am
77°F
Fog
33% of time
31%
19%
11%
Weather at 12pm
88°F
Moderate rain at times
49% of time
22%
12%
10%
Weather at 6pm
79°F
Heavy rain
42% of time
36%
7%
6%
Weather at 3am
76°F
36%
35%
22%
6%
Evolution of daily average temperature and precipitation in Khong island (Don Khong) in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Khong island (Don Khong) in september.
The climate of Khong island (Don Khong) in september is bad
The climate in september in Khong island (Don Khong) is wet (with 17.5in of rainfall over 24 days). Unfortunately, the weather conditions is worsening than the previous month since in august there is an average of 19.4in of precipitation over 25 days.
The climate nice there this month. The thermometer averaged maximum of 88°F. The seasonal minimum is 77°F. Thus, the mean temperature average in september in Khong island (Don Khong) is 83°F. These temperatures are far removed from those records observed in Khong island (Don Khong) in september with a maximum record of 99°F in 2013 and a minimum record of 70°F in 2021. You can plan to have about 21 days with temperatures above 86°F, or 70 of time.
On average, in Khong island (Don Khong), the days of september last 12:12. Sunrise is at 05:46 and sunset is at 17:58.
September: another location in Laos?
If you want to go to Laos in september, there are destinations with better weather than Khong island (Don Khong):
In september, Luang Prabang has good weather.
Finally, Vientiane, Vang Vieng, Luang Namtha, Savannakhet, Thakhek and Houei Sai have a tolerable climate, but better than Khong island (Don Khong).
Seasonal average climate and temperature of Khong island (Don Khong) in september
Check below seasonal norms These statistics are compiled from the weather statements earlier years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 83°F | ||||
| Highest temperature | 88°F | ||||
| Lowest temperature | 77°F | ||||
| Highest record temperature | 99°F (2013) | ||||
| Lowest record temperature | 70°F (2021) | ||||
| Number of days at +86°F | 21 day(s) (70%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Wind | |||||
| Wind speed | 8km/h | ||||
| Wind temperature | 77°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 17.5in | ||||
| Number of days with rainfall | 24 day(s) (79%) | ||||
| Record daily rainfall | 4.4in (2019) | ||||
| Other climate data | |||||
| Humidity | 96% | ||||
| Visibility | 7.37km | ||||
| Cloud cover | 61% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 10 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:46 | ||||
| Time of sunset | 17:58 | ||||
| Length of day | 12:12 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | bad | ||||
How was the weather last september?
Here is the day by day recorded weather in Khong island (Don Khong) in september 2024:
74°F to 83°F
74°F to 88°F
76°F to 83°F
76°F to 83°F
74°F to 83°F
74°F to 85°F
74°F to 86°F
74°F to 85°F
74°F to 88°F
76°F to 88°F
76°F to 77°F
76°F to 77°F
76°F to 85°F
74°F to 77°F
74°F to 86°F
74°F to 88°F
74°F to 81°F
74°F to 77°F
74°F to 77°F
74°F to 83°F
74°F to 85°F
74°F to 77°F
72°F to 81°F
72°F to 86°F
72°F to 85°F
72°F to 88°F
74°F to 88°F
74°F to 92°F
74°F to 92°F
76°F to 88°F
Map: other cities in Laos in september
Cities near Khong island (Don Khong):
| Pakse in september | very bad weather |
| Savannakhet in september | tolerable weather |
| Thakhek in september | tolerable weather |
| Vientiane in september | tolerable weather |
| Vang Vieng in september | tolerable weather |
| Phonsavan in september | tolerable weather |
| Luang Prabang in september | good weather |
| Nong Kiau in september | bad weather |
| Houei Sai in september | tolerable weather |
| Luang Namtha in september | tolerable weather |
Click over cities on the map for information about the weather in september.
Khong island (Don Khong)
perfect weather
good
tolerable
bad
very bad
Weather data for Khong island (Don Khong) in september:
Weather data for Khong island (Don Khong) for september are derived from an average of the weather forecast since 2009 in Khong island (Don Khong). There is a margin of error and these forecasts are to be considered as general information only. The weather in Khong island (Don Khong) can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Khong island (Don Khong).