Koh Rong in september: average Weather, Temperature and Climate
Weather in Koh Rong in september 2025
The weather in Koh Rong 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
very bad weather UV index: 7
Weather at 6am
83°F
Heavy rain
36% of time
25%
24%
11%
Weather at 12pm
85°F
Heavy rain
38% of time
22%
22%
15%
Weather at 6pm
83°F
Partly Cloudy
27% of time
27%
23%
17%
Weather at 3am
83°F
36%
24%
24%
13%
Evolution of daily average temperature and precipitation in Koh Rong in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Koh Rong in september.
The climate of Koh Rong in september is very bad
The weather in september in Koh Rong is wet (with 27.8in of precipitation over 21 days). The situation is deteriorating compared to the previous month since in august there is an average of 32.3in of rainfall over 22 days.
The climate pleasant around this city september. The high seasonal norm is 85°F. On average, the recorded minimum temperature is 83°F. Thus, the mean temperature average in september in Koh Rong is 83°F. Note that seasonal normals in contrast with those observed in Koh Rong in september with a maximum record of 88°F in 2017 and a minimum record of 70°F in 2020. You You can hope to have about 6 days with temperatures over 86°F, or 20 of the month.
On average, in Koh Rong, the days of september last 12:11. Sunrise is at 05:57 and sunset is at 18:08.
September: another location in Cambodia?
If you want to go to Cambodia in september, there are destinations with better weather than Koh Rong:
In september, Kampot, Kratie, Kampong Cham, Sambor Prei Kuk, Kirirom National Park and Koh Tonsay (Rabbit Island) have a tolerable climate, but better than Koh Rong.
Seasonal average climate and temperature of Koh Rong in september
Check below seasonal norms These datas are generated from the weather statements earlier years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 83°F | ||||
| Highest temperature | 85°F | ||||
| Lowest temperature | 83°F | ||||
| Highest record temperature | 88°F (2017) | ||||
| Lowest record temperature | 70°F (2020) | ||||
| Number of days at +86°F | 6 day(s) (20%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 84°F | ||||
| Lowest sea temperature | 83°F | ||||
| Highest sea temperature | 86°F | ||||
| Wind | |||||
| Wind speed | 22km/h | ||||
| Wind temperature | 83°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 27.8in | ||||
| Number of days with rainfall | 21 day(s) (69%) | ||||
| Record daily rainfall | 9.7in (2019) | ||||
| Other climate data | |||||
| Humidity | 81% | ||||
| Visibility | 8.36km | ||||
| Cloud cover | 49% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:57 | ||||
| Time of sunset | 18:08 | ||||
| Length of day | 12:11 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | very bad | ||||
How was the weather last september?
Here is the day by day recorded weather in Koh Rong in september 2024:
83°F to 85°F
79°F to 81°F
79°F to 83°F
83°F to 83°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 83°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
83°F to 85°F
81°F to 83°F
79°F to 83°F
83°F to 83°F
83°F to 83°F
81°F to 83°F
79°F to 83°F
79°F to 81°F
81°F to 83°F
81°F to 83°F
81°F to 83°F
81°F to 83°F
81°F to 85°F
81°F to 83°F
79°F to 83°F
81°F to 85°F
81°F to 85°F
81°F to 85°F
83°F to 86°F
Map: other cities in Cambodia in september
Cities near Koh Rong:
| Koh Rong Samloem in september | very bad weather |
| Koh Sdach (King Island) in september | very bad weather |
| Sihanoukville in september | very bad weather |
| Botum Sakor National Park in september | very bad weather |
| Koh Russey (Bamboo Island) in september | very bad weather |
| Koh Ta Kiev in september | very bad weather |
| Koh Thmei in september | very bad weather |
| Koh Kong in september | very bad weather |
| Kampot in september | tolerable weather |
| Kirirom National Park in september | tolerable weather |
| Krong Kaeb in september | tolerable weather |
| Koh Tonsay (Rabbit Island) in september | tolerable weather |
Click over cities on the map for information about the weather in september.
Koh Rong
perfect weather
good
tolerable
bad
very bad
Weather data for Koh Rong in september:
Weather data for Koh Rong for september are derived from an average of the weather forecast since 2009 in Koh Rong. There is a margin of error and these forecasts are to be considered as general information only. The weather in Koh Rong 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 Koh Rong.