Santyoku weather in March

In March, Santyoku sees average daytime highs of 9°C and overnight lows near 4°C, with 63 mm of precipitation across 8.6 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 7°C in the first days to 11°C by the end. The sky is clear or mostly clear about 41% of the time in March, and the air most often feels dry.

Daylight stretches from about 11 h 06 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Santyoku's 7th-clearest and 4th-windiest month. For the whole year in context, see Santyoku's year-round climate.

Daytime high
9th warmest
Overnight low
4th coldest
Precipitation
63 mm
8.6 wet days
Daylight
11 h 42 min
6:42 AM – 6:24 PM
Cloud cover
51%
7th clearest
Wind
16 km/h
4th windiest
Solar energy
4.59 kWh/m²
Travel score
2.0
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 7°C in the first days to 11°C by the end.

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

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
172
273
373
473
583
683
783
883
983
1084
1184
1294
1394
1494
1594
1694
1795
1895
19105
20105
21105
22105
23105
24106
25106
26116
27116
28116
29116
30117
31117

How March really feels in Santyoku

Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 12 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
12
wind chill below the day's low

The story in March is cold — wind chill drags the overnight "feels like" below the raw low.

Santyoku weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°527.14.39.70.0
Feb / 486.83.810.60.3
Mar / 638.6311.72.0
Apr14° / 727.70.412.94.4
May18° / 14°767.30146.2
Jun21° / 18°907.9014.56.7
Jul24° / 22°17612.2014.36.4
Aug25° / 23°18412.7013.46.3
Sep22° / 19°18210.6012.36.5
Oct18° / 14°857.70116.3
Nov12° / 667.60.4103.7
Dec / 445.81.79.50.9

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25446
35446
45446
55446
65446
75545
85644
95644
105743
115743
125743
135743
145842
155743
165743
175842
185743
195743
205743
215644
225644
235644
245644
255545
265545
275545
285545
295545
305545
315545

Chance of precipitation in March

Any precipitationSnow

Santyoku gets around 63 mm of rain and snow over 8.6 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 27% and peaks near 28% on the wettest days, and about 3 days bring snow.

0%10%20%30%40%151015202531
Rain chance (%)Snow chance (%)
12814
22814
32814
42814
52814
62713
72713
82713
92712
102712
112611
122611
132610
142610
152610
16269
17269
18279
19278
20278
21278
22287
23287
24287
25276
26276
27276
28275
29275
30264
31264

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 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in March

Winds average 16 km/h in March.

Across March, daily wind ranges from about 16 km/h on the calmest days to 17 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
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 06 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 72 minutes over March. Sunrise moves from 7:04 AM to 6:19 AM, and sunset from 6:09 PM to 6:38 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.17:046:09
211.17:026:10
311.27:016:11
411.27:006:12
511.36:586:13
611.36:576:14
711.36:556:15
811.46:546:16
911.46:526:17
1011.56:516:18
1111.56:496:19
1211.56:486:20
1311.66:466:21
1411.66:456:22
1511.76:436:23
1611.76:426:24
1711.76:406:25
1811.86:396:26
1911.86:376:27
2011.96:366:28
2111.96:346:29
2211.96:336:30
2312.06:316:31
2412.06:306:31
2512.16:286:32
2612.16:266:33
2712.26:256:34
2812.26:236:35
2912.26:226:36
3012.36:206:37
3112.36:196:38

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.59 kWh/m².

For context, solar energy here swings from a low near 2.4 kWh/m² to a high of 6 kWh/m² in May across the year — March's 4.59 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.0Moderate
24.0Bright
34.1Bright
44.1Bright
54.2Bright
64.2Bright
74.2Bright
84.3Bright
94.3Bright
104.4Bright
114.4Bright
124.5Bright
134.5Bright
144.5Bright
154.6Bright
164.6Bright
174.6Bright
184.7Bright
194.7Bright
204.7Bright
214.8Bright
224.8Bright
234.8Bright
244.9Bright
254.9Bright
265.0Bright
275.0Bright
285.0Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in March

Hazard calendar for Santyoku

In seasonPeak

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

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

Santyoku's rainy season runs June–October, 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 Santyoku?

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

2.0
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 Santyoku.

What to pack for Santyoku in March

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

In March, Santyoku sees daytime highs around 9°C and nights near 4°C. Pack a warm layer. Worth having: rain gear and sun protection. About 9 days see rain.

a warm layerrain gearsun protection

Sea temperature near Santyoku in March

The nearest coast averages about 11°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 19 km away) is warmest in August at about 24°C and coldest in February near 11°C.

It's comfortable for a long swim from Jul 1 to Oct 17 — about 3.6 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb11Bracing
Mar11Bracing
Apr13Bracing
May15Cool
Jun19Cool
Jul22Refreshing
Aug24Warm
Sep23Refreshing
Oct20Refreshing
Nov17Cool
Dec14Bracing

UV index in Santyoku 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 Santyoku peaks around August 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateAug 16UV 9Dec 23UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7High
Jun7High
Jul8Very high
Aug9Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in Santyoku 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 Santyoku is worst in March — around 40 µg/m³ PM2.5 (poor), about 2.4× the cleanest month (September, 17 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 2239 µg/m³Sep 1817 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb30Moderate
Mar40Poor
Apr38Poor
May35Moderate
Jun30Moderate
Jul24Moderate
Aug21Moderate
Sep17Moderate
Oct20Moderate
Nov24Moderate
Dec22Moderate
Location & terrain

Where is Santyoku?

Santyoku sits at 37.4°N, 129.2°E, 23 m above sea level, in South Korea. The nearest listed city is Donghae City, 13 km away.

GangneungJumunjinNeietsuPyeongchangYeongjuSokcho

Topography around Santyoku

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

Within 3 km, the terrain around Santyoku has significant variations in elevation — a maximum elevation change of 265 m around an average of 50 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,347 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,549 m.

The land around Santyoku is covered by trees (50%), water (22%) and artificial surfaces (20%) within 3 km, trees (47%) and water (44%) within 16 km, and trees (62%) and water (33%) within 80 km.

3 km
265 m
16 km
1,347 m
80 km
1,549 m
treesgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: Donghae City 13 km · T’aebaek 34 km · Gangneung 44 km · Jumunjin 59 km · Neietsu 68 km · Pyeongchang 69 km · Yeongju 84 km · Sokcho 99 km

South Korea travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
220 V · 60 Hz
Prices
≈ 57% of US
price level, 2025
GDP per capita
$36,227
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.5
per 100k, 2023
Road deaths
8.6
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 522
Religion
none 60%Protestant 17%Buddhist 16%Catholic 6%

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 Santyoku (37.4406°, 129.1708°, elevation 23 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).