Sunan weather in March

In March, Sunan sees average daytime highs of 9°C and overnight lows near -1°C, with 29 mm of precipitation across 5 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 6°C in the first days to 12°C by the end. The sky is clear or mostly clear about 48% of the time in March, and the air most often feels dry.

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

Daytime high
9th warmest
Overnight low
-1°
4th coldest
Precipitation
29 mm
5 wet days
Daylight
11 h 42 min
6:56 AM – 6:37 PM
Cloud cover
46%
6th clearest
Wind
11 km/h
1st windiest
Solar energy
4.68 kWh/m²
Travel score
2.2
out of 10

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 6°C in the first days to 12°C by the end.

A typical March day in Sunan reaches about 9°C in the afternoon and slips back to -1°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 4°C and 14°C. Set against its neighbours, March runs about 6°C warmer than February and about 8°C cooler than April.

-10°10°20°151015202531
Avg high (°C)Avg low (°C)
16-3
26-3
36-3
46-3
57-3
67-3
77-2
87-2
97-2
108-2
118-2
128-2
138-1
149-1
159-1
169-1
179-1
1810-1
19100
20100
21100
22110
23110
24110
25111
26121
27121
28121
29121
30132
31132

How March really feels in Sunan

Once humidity and wind are folded in, March averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

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

Sunan 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-1° / -10°1332.89.60.0
Feb / -6°213.72.410.50.0
Mar / -1°2951.411.72.2
Apr17° / 576.70.2135.8
May23° / 12°1018.2014.17.1
Jun27° / 17°11710.3014.76.5
Jul28° / 21°29416.4014.54.9
Aug29° / 21°24414013.55.1
Sep25° / 16°1006.9012.37.3
Oct19° / 506.20116.6
Nov / 517.40.89.92.2
Dec / -7°255.53.39.30.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% 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 38%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16238
26139
36139
46238
56139
66139
76139
86139
96139
106139
116139
126139
136139
146139
156238
166238
176238
186238
196238
206337
216337
226337
236337
246337
256337
266436
276436
286337
296337
306436
316436

Chance of precipitation in March

Any precipitationSnow

Sunan gets around 29 mm of rain and snow over 5 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 17% and peaks near 19% on the wettest days, and about 1 day brings snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
11810
2189
3189
4199
5199
6198
7198
8197
9197
10196
11196
12196
13185
14185
15184
16174
17174
18163
19163
20153
21153
22152
23142
24142
25142
26142
27142
28152
29151
30151
31151

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

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

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
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 hours 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 78 minutes over March. Sunrise moves from 7:19 AM to 6:32 AM, and sunset from 6:22 PM to 6:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.07:196:22
211.17:186:23
311.17:166:24
411.27:156:25
511.27:136:26
611.27:126:27
711.37:106:28
811.37:096:29
911.47:076:30
1011.47:066:31
1111.57:046:32
1211.57:036:33
1311.67:016:34
1411.67:006:35
1511.66:586:36
1611.76:566:37
1711.76:556:38
1811.86:536:39
1911.86:526:40
2011.96:506:41
2111.96:486:42
2211.96:476:43
2312.06:456:44
2412.06:436:45
2512.16:426:46
2612.16:406:47
2712.26:396:48
2812.26:376:49
2912.36:356:50
3012.36:346:51
3112.36:326:52

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.68 kWh/m².

For context, solar energy here swings from a low near 2.2 kWh/m² to a high of 5.77 kWh/m² in May across the year — March's 4.68 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.1Bright
34.1Bright
44.2Bright
54.2Bright
64.2Bright
74.3Bright
84.3Bright
94.4Bright
104.4Bright
114.5Bright
124.5Bright
134.5Bright
144.6Bright
154.6Bright
164.7Bright
174.7Bright
184.8Bright
194.8Bright
204.8Bright
214.9Bright
224.9Bright
235.0Bright
245.0Bright
255.0Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.2Bright
315.2Bright
Planning a trip in March

Hazard calendar for Sunan

In seasonPeak

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

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

Sunan's rainy season runs July–August, 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 Sunan?

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

2.2
Sightseeing
8th-best month of the year
0.0
Beach & pool
9th-best month of the year

March is a weaker month for outdoor sightseeing in Sunan.

What to pack for Sunan in March

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

In March, Sunan sees daytime highs around 9°C and nights near -1°C. Pack a warm layer. Worth having: sun protection. About 5 days see rain.

a warm layersun protection

Sea temperature near Sunan in March

The nearest coast averages about 2°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 33 km away) is warmest in August at about 25°C and coldest in February near -0°C.

It's comfortable for a long swim from Jul 3 to Oct 2 — about 3 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan2Bracing
Feb0Bracing
Mar2Bracing
Apr7Bracing
May13Bracing
Jun18Cool
Jul22Refreshing
Aug25Warm
Sep23Refreshing
Oct18Cool
Nov12Bracing
Dec6Bracing

UV index in Sunan in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sunan peaks around August 16 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowAug 16UV 7Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar3Moderate
Apr6High
May7High
Jun6High
Jul7High
Aug8Very high
Sep7High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Sunan 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 Sunan is worst in January — around 201 µg/m³ PM2.5 (very unhealthy), about 2.0× the cleanest month (July, 102 µg/m³).

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

0306090120150180210JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyVery unhealthyJan 15198 µg/m³Jul 21103 µg/m³
PM2.5 (µg/m³)Level
Jan201Very unhealthy
Feb171Very unhealthy
Mar180Very unhealthy
Apr150Unhealthy
May132Unhealthy
Jun124Unhealthy
Jul102Unhealthy
Aug107Unhealthy
Sep152Very unhealthy
Oct182Very unhealthy
Nov195Very unhealthy
Dec181Very unhealthy
Location & terrain

Where is Sunan?

Sunan sits at 39.2°N, 125.7°E, 37 m above sea level, in North Korea. The nearest listed city is P’yŏngsŏng, 16 km away.

Sŭngho 1-tong

Topography around Sunan

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

Within 3 km, the terrain around Sunan has only modest variations in elevation — a maximum elevation change of 72 m around an average of 33 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 546 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,229 m.

The land around Sunan is covered by cropland (68%) within 3 km, cropland (52%) and trees (35%) within 16 km, and cropland (38%), trees (34%) and water (20%) within 80 km.

3 km
72 m
16 km
546 m
80 km
1,229 m
treesgrasslandcroplandartificial surfacesbare terrainwater
March weather nearby: P’yŏngsŏng 16 km · Pyongyang 20 km · Man’gyŏngdae-ri 24 km · Ch’ŏsal-li 27 km · Paek'ak 30 km · Kangsŏn 31 km · Sunch’ŏn 33 km · Sŭngho 1-tong 34 km

North Korea travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
220 V · 50 Hz
Safe drinking water
67%
of population, 2023
Road deaths
24.2
per 100k/yr, 2019
Income group
Low
World Bank

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 Sunan (39.2032°, 125.6931°, elevation 37 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).