Ijūin weather in March

In March, Ijūin sees average daytime highs of 16°C and overnight lows near 9°C, with 154 mm of rain across 12.9 wet days and about 11.8 hours of daylight. It is the 9th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 15°C in the first days to 18°C by the end. The sky is clear or mostly clear about 29% 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 Ijūin's 7th-clearest and 4th-windiest month. For the whole year in context, see Ijūin's year-round climate.

Daytime high
16°
9th warmest
Overnight low
4th coldest
Rainfall
154 mm
12.9 wet days
Daylight
11 h 48 min
6:35 AM – 6:21 PM
Cloud cover
63%
7th clearest
Wind
11 km/h
4th windiest
Solar energy
4.1 kWh/m²
Travel score
4.9
out of 10

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 18°C by the end.

A typical March day in Ijūin reaches about 16°C in the afternoon and slips back to 9°C overnight — a 8°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)
1157
2157
3158
4158
5158
6158
7158
8168
9168
10168
11168
12168
13168
14169
15169
16169
17179
18179
19179
20179
21179
221710
231710
241710
251810
261810
271810
281810
291810
301810
311811

How March really feels in Ijūin

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.

Ijūin 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 daysDaylight (hours)Travel score
Jan12° / 82910.23.4
Feb13° / 1029.610.83.7
Mar16° / 15412.911.84.9
Apr21° / 13°17611.612.86.0
May24° / 17°19711.613.66.4
Jun27° / 21°48819.8144.7
Jul30° / 25°30019.913.93.7
Aug31° / 25°16717.213.23.6
Sep29° / 23°20214.712.24.9
Oct25° / 18°110911.27.1
Nov20° / 12°1128.910.46.4
Dec14° / 857.7104.6

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% 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 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24357
34456
44456
54456
64555
74555
84456
94456
104456
114456
124456
134357
144357
154357
164357
174357
184357
194258
204258
214258
224258
234258
244258
254258
264258
274258
284258
294258
304258
314159

Chance of precipitation in March

Any precipitation

Ijūin gets around 154 mm of rain over 12.9 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 43% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
139
239
339
439
539
639
739
840
940
1040
1140
1240
1340
1440
1541
1641
1742
1842
1943
2043
2143
2243
2343
2443
2543
2642
2742
2841
2941
3040
3140

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 87% 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
392710
492710
592710
692710
791810
891810
991810
1090910
1190910
12891010
13891010
14871120
15871120
16871120
17871120
18871120
19851230
20851230
21851230
22851230
23851230
24841240
25841240
26831241
27831241
28831241
29821251
30801352
31801352

Wind in March

Winds average 11 km/h in March.

Across March, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

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 6:53 AM to 6:16 AM, and sunset from 6:10 PM to 6:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:536:10
211.36:526:11
311.36:516:11
411.46:506:12
511.46:496:13
611.46:486:14
711.56:466:14
811.56:456:15
911.56:446:16
1011.66:436:17
1111.66:426:17
1211.66:406:18
1311.76:396:19
1411.76:386:19
1511.76:376:20
1611.86:356:21
1711.86:346:22
1811.86:336:22
1911.96:316:23
2011.96:306:24
2111.96:296:24
2212.06:276:25
2312.06:266:26
2412.06:256:26
2512.16:246:27
2612.16:226:28
2712.16:216:28
2812.26:206:29
2912.26:186:30
3012.26:176:30
3112.36:166:31

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.1 kWh/m².

For context, solar energy here swings from a low near 2.47 kWh/m² to a high of 5.06 kWh/m² in May across the year — March's 4.1 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.7Moderate
33.8Moderate
43.8Moderate
53.8Moderate
63.9Moderate
73.9Moderate
83.9Moderate
94.0Moderate
104.0Moderate
114.0Bright
124.0Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.3Bright
234.3Bright
244.3Bright
254.3Bright
264.4Bright
274.4Bright
284.4Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in March

Hazard calendar for Ijūin

In seasonPeak

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

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

Ijūin's rainy season runs June–July, when most of the year's rain falls.

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

Is March a good time to visit Ijūin?

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

4.9
Sightseeing
5th-best month of the year
0.9
Beach & pool
9th-best month of the year

March is a reasonable time to visit Ijūin for sightseeing.

What to pack for Ijūin in March

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

In March, Ijūin sees daytime highs around 16°C and nights near 9°C. Worth packing: a warm layer and rain gear. About 13 days see rain.

a warm layerrain gear

Sea temperature near Ijūin in March

The nearest coast averages about 18°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 26 km away) is warmest in August at about 28°C and coldest in February near 17°C.

It's comfortable for a long swim from May 4 to Dec 16 — about 7.5 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb17Cool
Mar18Cool
Apr19Cool
May21Refreshing
Jun23Refreshing
Jul26Warm
Aug28Tropical
Sep27Warm
Oct25Warm
Nov23Refreshing
Dec20Refreshing

UV index in Ijūin 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 Ijūin peaks around July 10 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 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 highHighModerateJul 10UV 11Dec 23UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar7High
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug9Very high
Sep10Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Ijūin 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 Ijūin is worst in April — around 23 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (October, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1423 µg/m³Oct 1012 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb19Moderate
Mar22Moderate
Apr23Moderate
May21Moderate
Jun17Moderate
Jul12Moderate
Aug14Moderate
Sep12Moderate
Oct12Moderate
Nov14Moderate
Dec13Moderate
Location & terrain

Where is Ijūin?

Ijūin sits at 31.6°N, 130.4°E, 93 m above sea level, in Japan. The nearest listed city is Umeki, 6.0 km away.

Topography around Ijūin

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

Within 3 km, the terrain around Ijūin has significant variations in elevation — a maximum elevation change of 261 m around an average of 127 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 681 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,644 m.

The land around Ijūin is covered by trees (75%) within 3 km, trees (64%) and water (20%) within 16 km, and water (54%) and trees (39%) within 80 km.

3 km
261 m
16 km
681 m
80 km
1,644 m
treesgrasslandcroplandartificial surfaceswater
March weather nearby: Umeki 6.0 km · Kagoshima 15 km · Ichikikushikino 16 km · Kushikino 17 km · Kaseda-shirakame 24 km · Sendai 24 km · Aira 25 km · Minamisatsuma 28 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 Ijūin (31.6167°, 130.4°, elevation 93 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).