Amami in Spring
In spring (March, April and May), Amami sees average daytime highs around 21°C and overnight lows near 19°C, with 526 mm of rain over about 42 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.
Over the season highs climb from about 18°C in early March to 24°C by late May. The sky is clear or mostly clear about 19% of the time across spring, and the air most often feels dry.
Spring is Amami's 2nd-best season to visit on our travel score. For the whole year in context, see Amami's year-round climate.
- Avg daytime high
- 21°C
- 3rd-warmest season
- Avg overnight low
- 19°C
- Rainfall
- 526 mm
- 42 wet days
- Avg wind
- 22 km/h
- Travel score
- 5.7
- 2nd-best season
- Months
- Mar · Apr · May
Temperature in Amami in Spring
Over the season highs climb from about 18°C in early March to 24°C by late May.
A typical spring day in Amami reaches about 21°C and drops to 19°C overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Amami
Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
spring sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Amami weather by month
How the three spring months (March, April and May) 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 Spring
The sky is clear or mostly clear about 19% of the time across spring.
Chance of precipitation in Spring
Amami gets around 526 mm of rain over 42 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 22 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 24 min in early March to 13 h 42 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 4.6 kWh/m².
Hazard calendar for Amami
In spring, 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 spring a good time to visit Amami?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a reasonable time to visit Amami for sightseeing.
What to pack for Amami in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Amami sees daytime highs around 21°C and nights near 19°C. Pack rain gear. Worth having: light clothes, sun protection and a windbreaker. About 42 days see rain.
Sea temperature near Amami in Spring
The nearest coast averages about 22°C across spring — 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 Spring
Clear-sky midday UV across spring averages around 9 (very high — sun protection essential). 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 Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring 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.