Derawan Islands in september: average Weather, Temperature and Climate
Weather in Derawan Islands in september 2025
The weather in Derawan Islands in september comes from statistical datas on the last years. You can view the weather statistics for all the month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
tolerable weather UV index: 7
Weather at 6am
81°F
Moderate rain at times
34% of time
31%
22%
12%
Weather at 12pm
88°F
Clear/Sunny
37% of time
27%
23%
13%
Weather at 6pm
83°F
Clear/Sunny
38% of time
36%
15%
9%
Weather at 3am
81°F
54%
29%
9%
9%
Evolution of daily average temperature and precipitation in Derawan Islands in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Derawan Islands in september.
The climate of Derawan Islands in september is tolerable
In september in Derawan Islands, the climate is wet (with 12.9in of precipitation over 19 days). This is better than the previous month since in august it receives an average of 13.9in of rainfall over 21 days.
The climate is very warm in this location the month of september. The thermometer averaged maximum of 88°F. In the morning the temperature drops to 81°F. Thus, the mean temperature average in september in Derawan Islands is 85°F. Note that seasonal normals in contrast with those observed in Derawan Islands in the month of september with a maximum record of 92°F in 2017 and a minimum record of 76°F in 2021. You can expect to have 86°F or more across the month.
In september in Derawan Islands, the days on average last 12:08. Sunrise is at 05:57 and sunset is at 18:05.
September: another location in Indonesian Borneo (Kalimantan)?
If you want to go to Borneo (Indonesian Kalimantan) in september, there are destinations with better weather than Derawan Islands:
In september, Samarinda, Palangkaraya, Banjarbaru, Banjarmasin, Barabai and Betung Kerihun National Park have good weather.
more information about Borneo (Kalimantan)'s weather in september
Seasonal average climate and temperature of Derawan Islands in september
Check below seasonal norms These datas are set from the weather statements of the last years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 85°F | ||||
| Highest temperature | 88°F | ||||
| Lowest temperature | 81°F | ||||
| Highest record temperature | 92°F (2017) | ||||
| Lowest record temperature | 76°F (2021) | ||||
| Number of days at +86°F | 24 day(s) (80%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Wind | |||||
| Wind speed | 14km/h | ||||
| Wind temperature | 81°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 12.9in | ||||
| Number of days with rainfall | 19 day(s) (63%) | ||||
| Record daily rainfall | 2.6in (2014) | ||||
| Other climate data | |||||
| Humidity | 82% | ||||
| Visibility | 9.04km | ||||
| Cloud cover | 35% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:57 | ||||
| Time of sunset | 18:05 | ||||
| Length of day | 12:08 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | tolerable | ||||
How was the weather last september?
Here is the day by day recorded weather in Derawan Islands in september 2024:
77°F to 83°F
79°F to 83°F
79°F to 83°F
81°F to 85°F
81°F to 85°F
79°F to 86°F
81°F to 86°F
79°F to 86°F
79°F to 86°F
81°F to 86°F
81°F to 86°F
77°F to 85°F
79°F to 88°F
79°F to 86°F
81°F to 86°F
79°F to 88°F
81°F to 88°F
81°F to 86°F
79°F to 83°F
79°F to 83°F
77°F to 81°F
77°F to 85°F
79°F to 85°F
79°F to 85°F
81°F to 85°F
77°F to 83°F
79°F to 85°F
79°F to 85°F
79°F to 86°F
79°F to 85°F
Map: other cities in Indonesian Borneo (Kalimantan) in september
Cities near Derawan Islands:
| Kakaban Island in september | tolerable weather |
| Bidukbiduk in september | good weather |
| Tanjung Selor in september | tolerable weather |
| Tarakan in september | tolerable weather |
| Bunyu in september | tolerable weather |
| Sebatik in september | tolerable weather |
| Kutai National Park in september | good weather |
| Bontang in september | good weather |
| Samarinda in september | good weather |
| Tenggarong in september | good weather |
| Handil in september | good weather |
| Balikpapan in september | tolerable weather |
Click over cities on the map for information about the weather in september.
Derawan Islands
perfect weather
good
tolerable
bad
very bad
Weather data for Derawan Islands in september:
Weather data for Derawan Islands for september are derived from an average of the weather forecast since 2009 in Derawan Islands. There is a margin of error and these forecasts are to be considered as general information only. The weather in Derawan Islands 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 Derawan Islands.