Minami-ōi weather in March

In March, Minami-ōi sees average daytime highs of 13°C and overnight lows near 7°C, with 127 mm of precipitation across 12.2 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 6th-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 35% 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 Minami-ōi's 5th-clearest and 2nd-windiest month. For the whole year in context, see Minami-ōi's year-round climate.

Daytime high
13°
9th warmest
Overnight low
4th coldest
Precipitation
127 mm
12.2 wet days
Daylight
11 h 42 min
5:59 AM – 5:42 PM
Cloud cover
58%
5th clearest
Wind
18 km/h
2nd windiest
Solar energy
3.94 kWh/m²
Travel score
3.4
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 Minami-ōi reaches about 13°C in the afternoon and slips back to 7°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 17°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)
1115
2115
3115
4115
5115
6126
7126
8126
9126
10126
11126
12126
13126
14126
15137
16137
17137
18137
19137
20137
21137
22137
23138
24148
25148
26148
27148
28148
29148
30149
31159

How March really feels in Minami-ōi

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.

Minami-ōi weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 7270.99.92.2
Feb10° / 707.81.410.72.3
Mar13° / 12712.20.611.73.4
Apr17° / 12°11511.8012.95.1
May21° / 16°12811.1013.96.2
Jun24° / 20°16412.7014.46.0
Jul27° / 23°14112.1014.25.8
Aug29° / 25°10210.6013.35.5
Sep26° / 22°17513.4012.26.0
Oct21° / 17°21012.8011.16.2
Nov16° / 11°9710010.15.2
Dec12° / 637.40.19.63.4

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% 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 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35347
45446
55446
65446
75446
85545
95545
105545
115545
125545
135545
145545
155446
165347
175347
185248
195248
205149
215050
225050
234951
244951
254951
264852
274852
284852
294951
304951
314852

Chance of precipitation in March

Any precipitationSnow

Minami-ōi gets around 127 mm of rain and snow over 12.2 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 38% and peaks near 39% on the wettest days, and about 1 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)Snow chance (%)
1373
2383
3383
4383
5383
6383
7383
8382
9382
10372
11372
12372
13371
14371
15371
16371
17371
18381
19381
20381
21381
22391
23391
24391
25391
26391
27391
28391
29391
30391
31391

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26982
27982
28982
29973
30973
31964

Wind in March

Winds average 18 km/h in March.

Across March, daily wind ranges from about 17 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light 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 6:20 AM to 5:37 AM, and sunset from 5:29 PM to 5:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:205:29
211.26:185:30
311.26:175:31
411.36:165:32
511.36:145:33
611.36:135:34
711.46:125:34
811.46:105:35
911.56:095:36
1011.56:085:37
1111.56:065:38
1211.66:055:39
1311.66:035:40
1411.66:025:41
1511.76:015:41
1611.75:595:42
1711.85:585:43
1811.85:565:44
1911.85:555:45
2011.95:535:46
2111.95:525:47
2212.05:505:47
2312.05:495:48
2412.05:475:49
2512.15:465:50
2612.15:445:51
2712.15:435:52
2812.25:425:52
2912.25:405:53
3012.35:395:54
3112.35:375:55

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 3.94 kWh/m².

For context, solar energy here swings from a low near 2.28 kWh/m² to a high of 5.12 kWh/m² in May across the year — March's 3.94 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.6Moderate
33.6Moderate
43.6Moderate
53.6Moderate
63.7Moderate
73.7Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
154.0Moderate
164.0Moderate
174.0Bright
184.0Bright
194.1Bright
204.1Bright
214.1Bright
224.1Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.3Bright
284.3Bright
294.3Bright
304.4Bright
314.4Bright
Planning a trip in March

Hazard calendar for Minami-ōi

In seasonPeak

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

Minami-ōi 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 Minami-ōi?

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

3.4
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 Minami-ōi.

What to pack for Minami-ōi in March

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

In March, Minami-ōi sees daytime highs around 13°C and nights near 7°C. Worth packing: a warm layer and rain gear. About 12 days see rain.

a warm layerrain gear

Sea temperature near Minami-ōi 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 13 km away) is warmest in August at about 26°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 7 to Nov 3 — about 4.9 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar13Bracing
Apr15Cool
May18Cool
Jun21Refreshing
Jul23Refreshing
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Minami-ōi in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Minami-ōi peaks around July 20 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 20UV 10Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Very high
Aug10Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Minami-ōi 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 Minami-ōi is worst in April — around 26 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (December, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1525 µg/m³Dec 1612 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb25Moderate
Mar23Moderate
Apr26Moderate
May21Moderate
Jun18Moderate
Jul13Moderate
Aug12Moderate
Sep12Moderate
Oct14Moderate
Nov14Moderate
Dec12Good
Location & terrain

Where is Minami-ōi?

Minami-ōi sits at 35.6°N, 139.7°E, 8 m above sea level, in Japan. The nearest listed city is Nakanobu, 3.0 km away.

Topography around Minami-ōi

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

Within 3 km, the terrain around Minami-ōi has only modest variations in elevation — a maximum elevation change of 42 m around an average of 12 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 95 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,977 m.

The land around Minami-ōi is covered by artificial surfaces (88%) within 3 km, artificial surfaces (62%) and water (30%) within 16 km, and trees (35%), artificial surfaces (25%) and water (25%) within 80 km.

3 km
42 m
16 km
95 m
80 km
1,977 m
treesgrasslandcroplandartificial surfaceswater
March weather nearby: Nakanobu 3.0 km · Togoshi 3.0 km · Ikegami 3.0 km · Kamata 3.0 km · Ebara 4.0 km · Higashigotanda 4.0 km · Ōta 4.0 km · Takanawa 4.0 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 Minami-ōi (35.5928°, 139.7337°, elevation 8 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).