Amami in Fall
In fall (September, October and November), Amami sees average daytime highs around 25°C and overnight lows near 23°C, with 441 mm of rain over about 39 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs ease from about 28°C in early September to 21°C by late November. The sky is clear or mostly clear about 35% of the time across fall, and the air most often feels oppressive.
Fall is Amami's best season of the year to visit on our travel score. For the whole year in context, see Amami's year-round climate.
- Avg daytime high
- 25°C
- 2nd-warmest season
- Avg overnight low
- 23°C
- Rainfall
- 441 mm
- 39 wet days
- Avg wind
- 23 km/h
- Travel score
- 6.2
- best season of the year
- Months
- Sep · Oct · Nov
Temperature in Amami in Fall
Over the season highs ease from about 28°C in early September to 21°C by late November.
A typical fall day in Amami reaches about 25°C and drops to 23°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Amami
Once humidity and wind are folded in, fall brings about 9 days that feel above 32°C and 0 that feel at or below 0°C.
The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Amami weather by month
How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 17° / 15° | 124 | 14.3 | 10.4 | 4.7 |
| Feb | 17° / 15° | 121 | 12.8 | 11 | 4.8 |
| Mar | 19° / 16° | 157 | 14.5 | 11.8 | 5.3 |
| Apr | 21° / 19° | 158 | 13.2 | 12.7 | 5.8 |
| May | 23° / 22° | 210 | 14 | 13.4 | 6.0 |
| Jun | 26° / 25° | 320 | 17.6 | 13.8 | 5.2 |
| Jul | 29° / 27° | 128 | 10.7 | 13.6 | 5.5 |
| Aug | 29° / 27° | 142 | 13.8 | 13 | 5.2 |
| Sep | 28° / 26° | 175 | 15.2 | 12.2 | 5.6 |
| Oct | 25° / 24° | 149 | 12.6 | 11.3 | 6.5 |
| Nov | 22° / 20° | 118 | 10.9 | 10.6 | 6.4 |
| Dec | 19° / 17° | 110 | 12.9 | 10.2 | 5.5 |
Cloud cover in Fall
The sky is clear or mostly clear about 35% of the time across fall.
Chance of precipitation in Fall
Amami gets around 441 mm of rain over 39 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 23 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 36 min in early September to 10 h 18 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 3.9 kWh/m².
Hazard calendar for Amami
In fall, Amami overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Amami sits in the Pacific typhoon belt; the season peaks July–October.
Is fall a good time to visit Amami?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Amami for sightseeing.
What to pack for Amami in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Amami sees daytime highs around 25°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection and a windbreaker. About 39 days see rain.
Sea temperature near Amami in Fall
The nearest coast averages about 26°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 29°C and coldest in February near 21°C.
The water stays above 20°C all year — warm enough for a swim any month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 22 | 21 | 21 | 22 | 24 | 26 | 28 | 29 | 28 | 27 | 25 | 23 |
| Comfort | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Warm | Tropical | Tropical | Tropical | Warm | Warm | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 22 | Refreshing |
| Feb | 21 | Refreshing |
| Mar | 21 | Refreshing |
| Apr | 22 | Refreshing |
| May | 24 | Refreshing |
| Jun | 26 | Warm |
| Jul | 28 | Tropical |
| Aug | 29 | Tropical |
| Sep | 28 | Tropical |
| Oct | 27 | Warm |
| Nov | 25 | Warm |
| Dec | 23 | Refreshing |
UV index in Amami in Fall
Clear-sky midday UV across fall averages around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Amami peaks around July 14 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 4 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 4 | 6 | 8 | 9 | 9 | 11 | 12 | 10 | 10 | 7 | 6 | 4 |
| Level | Moderate | High | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 6 | High |
| Mar | 8 | Very high |
| Apr | 9 | Very high |
| May | 9 | Very high |
| Jun | 11 | Extreme |
| Jul | 12 | Extreme |
| Aug | 10 | Extreme |
| Sep | 10 | Extreme |
| Oct | 7 | Very high |
| Nov | 6 | High |
| Dec | 4 | Moderate |
Air quality in Amami in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Amami is worst in April — around 17 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (July, 8 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 12 | 15 | 17 | 17 | 14 | 9 | 8 | 9 | 9 | 9 | 10 | 10 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Good |
| Feb | 15 | Moderate |
| Mar | 17 | Moderate |
| Apr | 17 | Moderate |
| May | 14 | Moderate |
| Jun | 9 | Good |
| Jul | 8 | Good |
| Aug | 9 | Good |
| Sep | 9 | Good |
| Oct | 9 | Good |
| Nov | 10 | Good |
| Dec | 10 | Good |
Where is Amami?
Amami sits at 28.4°N, 129.5°E, 21 m above sea level, in Japan. The nearest listed city is Naze, 2.0 km away.
Topography around Amami
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Amami.
Within 3 km, the terrain around Amami has significant variations in elevation — a maximum elevation change of 376 m around an average of 130 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 517 m; within 80 km, large variations in elevation — a maximum elevation change of 682 m.
The land around Amami is covered by trees (82%) within 3 km, water (59%) and trees (39%) within 16 km, and water (95%) within 80 km.
Japan travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type A / B
- 100 V · 50 / 60 Hz
- Prices
- ≈ 65% of US
- price level, 2025
- GDP per capita
- $35,951
- 2025
- Happiness
- 6.1 / 10
- World Happiness, 2025
- Safe drinking water
- 99%
- of population, 2024
- Homicide rate
- 0.2
- per 100k, 2023
- Road deaths
- 3.6
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very low
- EF EPI 446
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Amami (28.3769°, 129.4938°, elevation 21 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.