Yakushima in september: average Weather, Temperature and Climate
Weather in Yakushima in september 2025
The weather in Yakushima in the month of september comes from statistical datas on the past 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
tolerable weather UV index: 7
Weather at 6am
81°F
Moderate rain at times
42% of time
24%
19%
11%
Weather at 12pm
83°F
Moderate rain at times
40% of time
23%
20%
15%
Weather at 6pm
83°F
Moderate rain at times
36% of time
30%
22%
10%
Weather at 3am
81°F
29%
25%
25%
15%
Evolution of daily average temperature and precipitation in Yakushima in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Yakushima in september.
The climate of Yakushima in september is tolerable
the weather in Yakushima in september is wet (with 12.4in of precipitation over 11 days). It should be noted a worsening from the previous month since in august there is an average of 9.4in of rainfall over 11 days.
The climate quite good there the month of september. The high seasonal norm is 83°F. The seasonal minimum is 81°F. Thus, the mean temperature average on this month of september in Yakushima is 83°F. Note that these seasonal averages are in contrast with those observed in Yakushima in september with a maximum record of 88°F in 2021 and a minimum record of 70°F in 2020. You can expect to have about 1 days with temperatures up to 86°F, or 3 of the month.
On average, in Yakushima, the days of september last 12:21. Sunrise is at 06:02 and sunset is at 18:23.
With proper weather, the month of september is okay (but not good) to go in that area.
Yakushima: another month?
If you can push the dates of your trip to Yakushima forward, the month of october has a better weather forecast than september. more information
September: another location in Japan?
If you want to go to Japan in september, there are destinations with better weather than Yakushima:
In september, Tokyo, Fukuoka, Hiroshima, Kochi, Kyoto and Nagoya have good weather.
Seasonal average climate and temperature of Yakushima in september
Check below seasonal norms These datas are generated from the weather statements earlier years of the month of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 83°F | ||||
| Highest temperature | 83°F | ||||
| Lowest temperature | 81°F | ||||
| Highest record temperature | 88°F (2021) | ||||
| Lowest record temperature | 70°F (2020) | ||||
| Number of days at +86°F | 1 day(s) (3%) | ||||
| Number of days at +65°F | 30 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 82°F | ||||
| Lowest sea temperature | 80°F | ||||
| Highest sea temperature | 85°F | ||||
| Wind | |||||
| Wind speed | 26km/h | ||||
| Wind temperature | 81°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 12.4in | ||||
| Number of days with rainfall | 11 day(s) (38%) | ||||
| Record daily rainfall | 6.8in (2016) | ||||
| Other climate data | |||||
| Humidity | 79% | ||||
| Visibility | 9.23km | ||||
| Cloud cover | 41% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 11 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:02 | ||||
| Time of sunset | 18:23 | ||||
| Length of day | 12:21 | ||||
| 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 Yakushima in september 2024:
81°F to 83°F
79°F to 81°F
81°F to 83°F
79°F to 83°F
79°F to 83°F
79°F to 83°F
81°F to 85°F
81°F to 85°F
81°F to 83°F
81°F to 83°F
81°F to 85°F
81°F to 83°F
81°F to 85°F
83°F to 83°F
83°F to 85°F
83°F to 85°F
81°F to 85°F
83°F to 85°F
83°F to 83°F
81°F to 83°F
81°F to 83°F
83°F to 85°F
76°F to 81°F
77°F to 81°F
79°F to 81°F
79°F to 81°F
79°F to 81°F
79°F to 81°F
77°F to 79°F
79°F to 79°F
Map: other cities in Japan in september
Cities near Yakushima:
| Tanega-shima in september | tolerable weather |
| Shibushi Bay in september | tolerable weather |
| Kagoshima (Kyushu) in september | tolerable weather |
| Nichinan in september | tolerable weather |
| Miyakonojo in september | tolerable weather |
| Miyazaki in september | tolerable weather |
| Minamata in september | tolerable weather |
| Nobeoka in september | tolerable weather |
| Amami islands in september | tolerable weather |
| Takachiho Gorge in september | tolerable weather |
| Kumamoto in september | good weather |
| Nagasaki in september | tolerable weather |
Click over cities on the map for information about the weather in september.
Yakushima
perfect weather
good
tolerable
bad
very bad
Weather data for Yakushima in september:
Weather data for Yakushima for september are derived from an average of the weather forecast since 2009 in Yakushima. There is a margin of error and these forecasts are to be considered as general information only. The weather in Yakushima 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 Yakushima.