Naoshima weather in March

In March, Naoshima sees average daytime highs of 13°C and overnight lows near 8°C, with 93 mm of rain across 10.4 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 11°C in the first days to 14°C by the end. The sky is clear or mostly clear about 30% of the time in March, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Naoshima's 6th-clearest and 4th-windiest month. For the whole year in context, see Naoshima's year-round climate.

Daytime high
13°
9th warmest
Overnight low
4th coldest
Rainfall
93 mm
10.4 wet days
Daylight
11 h 42 min
6:22 AM – 6:06 PM
Cloud cover
59%
6th clearest
Wind
16 km/h
4th windiest
Solar energy
4.41 kWh/m²
Travel score
3.5
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 11°C in the first days to 14°C by the end.

A typical March day in Naoshima reaches about 13°C in the afternoon and slips back to 8°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 16°C. Set against its neighbours, March runs about 3°C warmer than February and about 4°C cooler than April.

10°15°20°151015202531
Avg high (°C)Avg low (°C)
1116
2117
3117
4127
5127
6127
7127
8127
9127
10127
11127
12127
13127
14138
15138
16138
17138
18138
19138
20138
21138
22138
23149
24149
25149
26149
27149
28149
29149
301510
311510

How March really feels in Naoshima

Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

March sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Naoshima weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 5810.70.6102.0
Feb10° / 619.60.510.72.2
Mar13° / 9310.4011.73.5
Apr17° / 12°10410.4012.85.3
May21° / 17°1219.6013.86.5
Jun24° / 21°15811014.36.3
Jul28° / 24°15911.2014.15.9
Aug29° / 26°867.1013.35.6
Sep27° / 23°15010.2012.26.4
Oct22° / 18°1268.8011.17.0
Nov17° / 12°607.3010.25.6
Dec12° / 609.90.19.73.1

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 17% of March, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34456
44555
54654
64654
74753
84753
94852
104852
114753
124852
134852
144852
154852
164753
174753
184753
194753
204753
214852
224852
234852
244852
254852
264951
275050
285050
295050
305149
315149

Chance of precipitation in March

Any precipitation

Naoshima gets around 93 mm of rain over 10.4 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 34% and peaks near 34% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
134
234
334
434
534
634
734
834
934
1034
1134
1234
1334
1434
1534
1634
1734
1834
1934
2034
2134
2234
2334
2433
2533
2633
2733
2833
2933
3033
3133

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, March lands in the dry band about 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20982
21982
22982
23982
24982
25982
26973
27973
28973
29964
30964
31955

Wind in March

Winds average 16 km/h in March.

Across March, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1915light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze
3115light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 12 min at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over March. Sunrise moves from 6:42 AM to 6:00 AM, and sunset from 5:53 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:425:53
211.26:405:54
311.36:395:55
411.36:385:56
511.36:365:56
611.46:355:57
711.46:345:58
811.46:335:59
911.56:316:00
1011.56:306:01
1111.56:296:02
1211.66:276:02
1311.66:266:03
1411.76:246:04
1511.76:236:05
1611.76:226:06
1711.86:206:06
1811.86:196:07
1911.86:176:08
2011.96:166:09
2111.96:156:10
2212.06:136:10
2312.06:126:11
2412.06:106:12
2512.16:096:13
2612.16:086:14
2712.16:066:14
2812.26:056:15
2912.26:036:16
3012.26:026:17
3112.36:006:18

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.41 kWh/m².

For context, solar energy here swings from a low near 2.43 kWh/m² to a high of 5.63 kWh/m² in May across the year — March's 4.41 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.9Moderate
33.9Moderate
44.0Moderate
54.0Bright
64.0Bright
74.1Bright
84.1Bright
94.2Bright
104.2Bright
114.2Bright
124.3Bright
134.3Bright
144.3Bright
154.4Bright
164.4Bright
174.5Bright
184.5Bright
194.5Bright
204.6Bright
214.6Bright
224.6Bright
234.7Bright
244.7Bright
254.7Bright
264.8Bright
274.8Bright
284.8Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in March

Hazard calendar for Naoshima

In seasonPeak

In March, Naoshima sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Naoshima sits in the Pacific typhoon belt; the season peaks July–October.

Pacific typhoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is March a good time to visit Naoshima?

Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.5
Sightseeing
9th-best month of the year
0.0
Beach & pool
9th-best month of the year

March is a weaker month for outdoor sightseeing in Naoshima.

What to pack for Naoshima in March

From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In March, Naoshima sees daytime highs around 13°C and nights near 8°C. Worth packing: a warm layer and rain gear. About 10 days see rain.

a warm layerrain gear

Sea temperature near Naoshima in March

The nearest coast averages about 13°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 35 km away) is warmest in August at about 28°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 3 to Nov 12 — about 5.4 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr15Bracing
May18Cool
Jun22Refreshing
Jul25Warm
Aug28Warm
Sep27Warm
Oct23Refreshing
Nov20Cool
Dec16Cool

UV index in Naoshima in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Naoshima peaks around June 22 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJun 22UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7Very high
May8Very high
Jun10Very high
Jul10Very high
Aug9Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Naoshima in March

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where March falls, not just the annual average.

Air quality in Naoshima is worst in April — around 23 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (October, 12 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1422 µg/m³Oct 1613 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb17Moderate
Mar21Moderate
Apr23Moderate
May20Moderate
Jun18Moderate
Jul15Moderate
Aug15Moderate
Sep13Moderate
Oct12Moderate
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Naoshima?

Naoshima sits at 34.5°N, 134.0°E, 0 m above sea level, in Japan. The nearest listed city is Tamano, 8.0 km away.

Topography around Naoshima

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Naoshima.

Within 3 km, the terrain around Naoshima has only modest variations in elevation — a maximum elevation change of 114 m around an average of 10 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 486 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,946 m.

The land around Naoshima is covered by water (70%) and trees (21%) within 3 km, water (61%) and trees (25%) within 16 km, and trees (56%) and water (30%) within 80 km.

3 km
114 m
16 km
486 m
80 km
1,946 m
treesgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Tamano 8.0 km · Takamatsu 15 km · Sakaidechō 21 km · Okayama 22 km · Shido 22 km · Utazu 24 km · Hiragi 24 km · Takinomiya 25 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
Shintoism 49%Buddhism 46%other 4%Christianity 1%

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 Naoshima (34.4608°, 133.9972°, elevation 0 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).