Nichinan weather in March

In March, Nichinan sees average daytime highs of 16°C and overnight lows near 10°C, with 169 mm of rain across 12.8 wet days and about 11.8 hours of daylight. It is the 9th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 15°C in the first days to 17°C by the end. The sky is clear or mostly clear about 34% of the time in March, and the air most often feels dry.

Daylight stretches from about 11 h 18 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Nichinan's 6th-clearest and 1st-windiest month. For the whole year in context, see Nichinan's year-round climate.

Daytime high
16°
9th warmest
Overnight low
10°
4th coldest
Rainfall
169 mm
12.8 wet days
Daylight
11 h 48 min
6:31 AM – 6:17 PM
Cloud cover
59%
6th clearest
Wind
15 km/h
1st windiest
Solar energy
4.28 kWh/m²
Travel score
4.8
out of 10

Nichinan is city in Miyazaki Prefecture, Japan.

Density
96/km²
people per km²
Founded
2009

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 15°C in the first days to 17°C by the end.

A typical March day in Nichinan reaches about 16°C in the afternoon and slips back to 10°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 20°C. Set against its neighbours, March runs about 3°C warmer than February and about 4°C cooler than April.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1158
2158
3158
4158
5159
6159
7159
8159
9159
10159
11159
12169
13169
14169
151610
161610
171610
181610
191610
201610
211710
221710
231711
241711
251711
261711
271711
281711
291811
301811
311812

How March really feels in Nichinan

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.

Nichinan weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan12° / 887.710.23.5
Feb13° / 1048.810.83.8
Mar16° / 10°16912.811.84.8
Apr20° / 14°18511.912.85.9
May23° / 18°21012.613.66.2
Jun25° / 21°42120144.9
Jul29° / 25°23717.113.94.5
Aug30° / 25°20217.413.24.4
Sep27° / 23°26016.912.25.3
Oct23° / 18°17011.111.26.8
Nov19° / 13°119910.46.3
Dec14° / 866.9104.7

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 14% of March, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25050
35149
45149
55149
65149
75149
85149
95149
105149
115149
125149
135050
144951
154852
164753
174753
184654
194654
204456
214456
224456
234456
244456
254357
264456
274456
284456
294357
304357
314456

Chance of precipitation in March

Any precipitation

Nichinan gets around 169 mm of rain over 12.8 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 41% and peaks near 44% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
238
338
438
538
638
738
838
939
1039
1139
1240
1340
1441
1541
1642
1743
1843
1944
2044
2144
2244
2344
2444
2543
2643
2742
2841
2941
3040
3139

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 85% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
192710
292710
391810
491810
591810
691810
790910
890910
9881020
10881020
11871120
12871120
13861220
14861220
15851230
16851230
17851230
18841330
19841330
20841330
21831340
22831340
23831340
24831340
25831340
26821350
27821350
28801451
29791461
30791461
31781471

Wind in March

Winds average 15 km/h in March, the windiest month of the year.

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

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light 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 18 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 60 minutes over March. Sunrise moves from 6:50 AM to 6:12 AM, and sunset from 6:06 PM to 6:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:506:06
211.36:486:07
311.36:476:08
411.46:466:08
511.46:456:09
611.46:446:10
711.56:436:11
811.56:416:11
911.56:406:12
1011.66:396:13
1111.66:386:13
1211.66:366:14
1311.76:356:15
1411.76:346:16
1511.76:336:16
1611.86:316:17
1711.86:306:18
1811.86:296:18
1911.96:286:19
2011.96:266:20
2111.96:256:20
2212.06:246:21
2312.06:226:22
2412.06:216:22
2512.16:206:23
2612.16:186:24
2712.16:176:25
2812.26:166:25
2912.26:146:26
3012.26:136:27
3112.36:126:27

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.28 kWh/m².

For context, solar energy here swings from a low near 2.74 kWh/m² to a high of 5.4 kWh/m² in July across the year — March's 4.28 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
34.0Moderate
44.0Bright
54.0Bright
64.1Bright
74.1Bright
84.1Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.5Bright
254.5Bright
264.5Bright
274.6Bright
284.6Bright
294.6Bright
304.7Bright
314.7Bright
Planning a trip in March

Hazard calendar for Nichinan

In seasonPeak

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

Nichinan 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 Nichinan?

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

4.8
Sightseeing
7th-best month of the year
0.7
Beach & pool
9th-best month of the year

March is a reasonable time to visit Nichinan for sightseeing.

What to pack for Nichinan in March

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

In March, Nichinan sees daytime highs around 16°C and nights near 10°C. Worth packing: a warm layer and rain gear. About 13 days see rain.

a warm layerrain gear

Sea temperature near Nichinan in March

The nearest coast averages about 19°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 25 km away) is warmest in August at about 28°C and coldest in February near 19°C.

It's comfortable for a long swim from Apr 4 to Jan 14 — about 9.4 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan20Cool
Feb19Cool
Mar19Cool
Apr21Refreshing
May22Refreshing
Jun24Warm
Jul27Warm
Aug28Tropical
Sep27Warm
Oct26Warm
Nov24Refreshing
Dec22Refreshing

UV index in Nichinan in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nichinan peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 22UV 11Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar7High
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep10Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Nichinan 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 Nichinan is worst in April — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (July, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodGoodModerateApr 1421 µg/m³Sep 1911 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb18Moderate
Mar21Moderate
Apr22Moderate
May20Moderate
Jun16Moderate
Jul11Good
Aug12Moderate
Sep11Good
Oct12Good
Nov13Moderate
Dec12Moderate
Location & terrain

Where is Nichinan?

Nichinan sits at 31.6°N, 131.4°E, 29 m above sea level, in Japan. The nearest listed city is Kushima, 17 km away.

Topography around Nichinan

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

Within 3 km, the terrain around Nichinan has significant variations in elevation — a maximum elevation change of 271 m around an average of 61 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 985 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,640 m.

The land around Nichinan is covered by trees (69%) and artificial surfaces (20%) within 3 km, trees (62%) and water (31%) within 16 km, and water (46%) and trees (45%) within 80 km.

3 km
271 m
16 km
985 m
80 km
1,640 m
treesgrasslandcroplandartificial surfaceswater
March weather nearby: Kushima 17 km · Mochibaru 28 km · Shibushi 29 km · Miyakonojō 32 km · Sueyoshichō-ninokata 34 km · Miyazaki 36 km · Soo 36 km · Honjō 43 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 Nichinan (31.6°, 131.3667°, elevation 29 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).