Gunsan weather in March

In March, Gunsan sees average daytime highs of 10°C and overnight lows near 4°C, with 48 mm of precipitation across 6.7 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 8°C in the first days to 12°C by the end. The sky is clear or mostly clear about 43% 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 Gunsan's 3rd-clearest and 1st-windiest month. For the whole year in context, see Gunsan's year-round climate.

Daytime high
10°
9th warmest
Overnight low
4th coldest
Precipitation
48 mm
6.7 wet days
Daylight
11 h 42 min
6:51 AM – 6:34 PM
Cloud cover
51%
3rd clearest
Wind
13 km/h
1st windiest
Solar energy
4.72 kWh/m²
Travel score
2.5
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 8°C in the first days to 12°C by the end.

A typical March day in Gunsan reaches about 10°C in the afternoon and slips back to 4°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 6°C and 14°C. Set against its neighbours, March runs about 5°C warmer than February and about 6°C cooler than April.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
181
281
382
482
582
682
792
892
993
1093
1193
1293
13103
14103
15104
16104
17104
18104
19114
20114
21115
22115
23115
24115
25125
26125
27126
28126
29126
30126
31136

How March really feels in Gunsan

Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 13 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
13
wind chill below the day's low

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

Gunsan 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 daysSnow daysDaylight (hours)Travel score
Jan / -2°245.12.79.80.0
Feb / -1°314.51.310.60.4
Mar10° / 486.70.511.72.5
Apr16° / 817.2012.95.3
May21° / 14°877.2013.96.9
Jun25° / 19°1268014.47.0
Jul28° / 23°25514.4014.25.4
Aug29° / 24°22514013.45.1
Sep25° / 20°1448.3012.27.0
Oct20° / 13°584.9011.17.2
Nov13° / 446.50.110.14.1
Dec / 275.71.99.60.8

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% 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 43%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35248
45347
55446
65446
75545
85644
95644
105743
115743
125743
135842
145842
155842
165743
175842
185842
195842
205743
215743
225743
235743
245743
255743
265842
275842
285842
295842
305941
315941

Chance of precipitation in March

Any precipitationSnow

Gunsan gets around 48 mm of rain and snow over 6.7 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 22% and peaks near 22% on the wettest days, and about 1 day brings snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1223
2223
3223
4223
5223
6223
7223
8223
9223
10223
11222
12222
13222
14222
15222
16222
17221
18221
19221
20221
21221
22221
23221
24211
25211
26210
27210
28210
29200
30200
31200

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 13 km/h in March, the windiest month of the year.

Across March, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light 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 7:12 AM to 6:29 AM, and sunset from 6:21 PM to 6:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.17:126:21
211.27:116:22
311.27:096:23
411.37:086:24
511.37:076:24
611.37:056:25
711.47:046:26
811.47:036:27
911.47:016:28
1011.57:006:29
1111.56:586:30
1211.66:576:31
1311.66:566:32
1411.66:546:33
1511.76:536:33
1611.76:516:34
1711.86:506:35
1811.86:486:36
1911.86:476:37
2011.96:456:38
2111.96:446:39
2212.06:426:40
2312.06:416:40
2412.06:396:41
2512.16:386:42
2612.16:376:43
2712.16:356:44
2812.26:346:45
2912.26:326:46
3012.36:316:46
3112.36:296:47

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.72 kWh/m².

For context, solar energy here swings from a low near 2.22 kWh/m² to a high of 5.87 kWh/m² in May across the year — March's 4.72 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.2Bright
44.2Bright
54.3Bright
64.3Bright
74.3Bright
84.4Bright
94.4Bright
104.5Bright
114.5Bright
124.6Bright
134.6Bright
144.6Bright
154.7Bright
164.7Bright
174.8Bright
184.8Bright
194.8Bright
204.9Bright
214.9Bright
225.0Bright
235.0Bright
245.0Bright
255.1Bright
265.1Bright
275.1Bright
285.2Bright
295.2Bright
305.2Bright
315.3Bright
Planning a trip in March

Hazard calendar for Gunsan

In seasonPeak

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

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

Gunsan's rainy season runs June–September, 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 Gunsan?

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

2.5
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 Gunsan.

What to pack for Gunsan in March

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

In March, Gunsan sees daytime highs around 10°C and nights near 4°C. Pack a warm layer. Worth having: sun protection. About 7 days see rain.

a warm layersun protection

Sea temperature near Gunsan in March

The nearest coast averages about 6°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 14 km away) is warmest in August at about 26°C and coldest in February near 6°C.

It's comfortable for a long swim from Jun 25 to Oct 10 — about 3.6 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan7Bracing
Feb6Bracing
Mar6Bracing
Apr9Bracing
May14Bracing
Jun19Cool
Jul23Refreshing
Aug26Warm
Sep23Refreshing
Oct19Cool
Nov15Bracing
Dec10Bracing

UV index in Gunsan 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 Gunsan peaks around September 11 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. 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 highHighModerateSep 11UV 8Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr6High
May7Very high
Jun7Very high
Jul7Very high
Aug7Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Moderate

Air quality in Gunsan 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 Gunsan is worst in March — around 64 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (July, 32 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorMar 1663 µg/m³Jul 2133 µg/m³
PM2.5 (µg/m³)Level
Jan52Poor
Feb56Unhealthy
Mar64Unhealthy
Apr55Poor
May46Poor
Jun42Poor
Jul32Moderate
Aug35Moderate
Sep43Poor
Oct48Poor
Nov51Poor
Dec48Poor
Location & terrain

Where is Gunsan?

Gunsan sits at 36.0°N, 126.7°E, 14 m above sea level, in South Korea. The nearest listed city is Iksan, 22 km away.

BuyeoYŏnmuNonsanWanju

Topography around Gunsan

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

Within 3 km, the terrain around Gunsan has only modest variations in elevation — a maximum elevation change of 124 m around an average of 12 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 326 m; within 80 km, large variations in elevation — a maximum elevation change of 1,137 m.

The land around Gunsan is covered by artificial surfaces (50%) and water (24%) within 3 km, cropland (36%) and water (24%) within 16 km, and trees (39%) and water (37%) within 80 km.

3 km
124 m
16 km
326 m
80 km
1,137 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
March weather nearby: Iksan 22 km · Kimje 25 km · Buan 28 km · Namsa 31 km · Buyeo 37 km · Yŏnmu 39 km · Nonsan 42 km · Wanju 42 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 Gunsan (35.9786°, 126.7114°, elevation 14 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).