Namp’o weather in December

In December, Namp’o sees average daytime highs of 3°C and overnight lows near -5°C, with 22 mm of precipitation across 5.1 wet days and about 9.3 hours of daylight. It is the 11th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 5°C in the first days to 1°C by the end. The sky is clear or mostly clear about 40% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 30 min at the start of December to 9 h 18 min by month's end. Set against the rest of the year, December is Namp’o's 8th-clearest and 4th-windiest month. For the whole year in context, see Namp’o's year-round climate.

Daytime high
11th warmest
Overnight low
-5°
3rd coldest
Precipitation
22 mm
5.1 wet days
Daylight
9 h 18 min
7:55 AM – 5:14 PM
Cloud cover
51%
8th clearest
Wind
12 km/h
4th windiest
Solar energy
2.18 kWh/m²
Travel score
0.0
out of 10

Namp’o is city and seaport in South Pyongan Province, North Korea.

Density
386/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 5°C in the first days to 1°C by the end.

A typical December day in Namp’o reaches about 3°C in the afternoon and slips back to -5°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between -3°C and 8°C. Set against its neighbours, December runs about 8°C cooler than November and about 2°C warmer than January.

-10°10°151015202531
Avg high (°C)Avg low (°C)
15-2
25-3
35-3
45-3
54-3
64-4
74-4
84-4
93-4
103-4
113-4
123-5
133-5
143-5
152-5
162-5
172-5
182-5
192-6
202-6
212-6
222-6
232-6
242-6
251-6
261-6
271-6
281-6
291-6
301-7
311-7

How December really feels in Namp’o

Once humidity and wind are folded in, December 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
15 feel bitter (≤ -10°C)

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

Namp’o weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -8°133.12.59.60.0
Feb / -5°173.52.110.50.0
Mar / -1°254.40.911.72.4
Apr17° / 496.30.1135.9
May23° / 12°887.5014.17.3
Jun27° / 18°999.1014.76.6
Jul29° / 22°24315.1014.44.9
Aug29° / 22°20513.4013.55.0
Sep25° / 17°906.4012.37.4
Oct19° / 425.80116.9
Nov10° / 426.90.79.92.7
Dec / -5°225.12.79.30.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 45%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25149
35149
45149
55050
65149
75149
85149
95248
105248
115248
125347
135446
145446
155545
165644
175644
185743
195842
205842
215842
225842
235842
245842
255842
265743
275743
285842
295743
305743
315644

Chance of precipitation in December

Any precipitationSnow

Namp’o gets around 22 mm of rain and snow over 5.1 wet days in December. 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 22% on the wettest days, and about 3 days bring snow. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1226
2227
3227
4227
5218
6218
7218
8208
9209
10199
11199
12189
13189
14179
15169
16169
17159
18158
19148
20148
21149
22149
23139
24139
25139
26139
27139
281310
291310
301310
311310

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, December 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 December

Winds average 12 km/h in December.

Across December, 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
111calm
211calm
311calm
411calm
511calm
611calm
712calm
812calm
912calm
1012calm
1112calm
1212calm
1312calm
1412calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512calm
2612calm
2712calm
2812calm
2912calm
3012calm
3112calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 30 min at the start of December to 9 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over December. Sunrise moves from 7:43 AM to 8:02 AM, and sunset from 5:13 PM to 5:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.57:435:13
29.57:445:13
39.57:455:12
49.47:465:12
59.47:475:12
69.47:485:12
79.47:495:12
89.47:505:12
99.47:505:12
109.47:515:12
119.37:525:13
129.37:535:13
139.37:535:13
149.37:545:13
159.37:555:13
169.37:555:14
179.37:565:14
189.37:575:14
199.37:575:15
209.37:585:15
219.37:585:15
229.37:595:16
239.37:595:16
249.38:005:17
259.38:005:17
269.38:005:18
279.38:015:19
289.38:015:19
299.38:015:20
309.38:025:21
319.38:025:21

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.18 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.18 kWh/m² to a high of 5.92 kWh/m² in May across the year — December's 2.18 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.2Moderate
22.2Moderate
32.2Moderate
42.2Moderate
52.2Moderate
62.2Moderate
72.2Moderate
82.2Moderate
92.2Moderate
102.2Moderate
112.2Moderate
122.2Moderate
132.2Moderate
142.2Moderate
152.2Moderate
162.2Moderate
172.2Moderate
182.2Moderate
192.2Moderate
202.2Moderate
212.2Moderate
222.2Moderate
232.2Moderate
242.2Moderate
252.3Moderate
262.3Moderate
272.3Moderate
282.3Moderate
292.3Moderate
302.3Moderate
312.3Moderate
Planning a trip in December

Hazard calendar for Namp’o

In seasonPeak

In December, Namp’o sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Namp’o sits in the Pacific typhoon belt; the season peaks July–October.

Namp’o'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 December a good time to visit Namp’o?

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

0.0
Sightseeing
10th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Namp’o.

What to pack for Namp’o in December

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

In December, Namp’o sees daytime highs around 3°C and nights near -5°C. Pack a warm layer and a heavy coat. About 5 days see rain.

a warm layera heavy coat

Sea temperature near Namp’o in December

The nearest coast averages about 8°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 29 km away) is warmest in August at about 23°C and coldest in February near 1°C.

It's comfortable for a long swim from Jul 13 to Oct 8 — about 2.9 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan3Bracing
Feb1Bracing
Mar3Bracing
Apr7Bracing
May11Bracing
Jun16Cool
Jul21Refreshing
Aug23Refreshing
Sep22Refreshing
Oct19Cool
Nov14Bracing
Dec8Bracing

UV index in Namp’o in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 2. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Namp’o peaks around August 16 at about 8 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateLowAug 16UV 8Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar3Moderate
Apr6High
May7High
Jun6High
Jul7Very high
Aug8Very high
Sep7Very high
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Namp’o in December

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.

Air quality in Namp’o is worst in March — around 120 µg/m³ PM2.5 (unhealthy), about 1.7× the cleanest month (August, 68 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyMar 15118 µg/m³Aug 1169 µg/m³
PM2.5 (µg/m³)Level
Jan115Unhealthy
Feb108Unhealthy
Mar120Unhealthy
Apr104Unhealthy
May90Unhealthy
Jun83Unhealthy
Jul72Unhealthy
Aug68Unhealthy
Sep87Unhealthy
Oct98Unhealthy
Nov106Unhealthy
Dec99Unhealthy
Location & terrain

Where is Namp’o?

Namp’o sits at 38.7°N, 125.4°E, 9 m above sea level, in North Korea. The nearest listed city is Chaeryŏng-ni, 15 km away.

Hŭkkyo-ri

Topography around Namp’o

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

Within 3 km, the terrain around Namp’o has only modest variations in elevation — a maximum elevation change of 122 m around an average of 13 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 494 m; within 80 km, large variations in elevation — a maximum elevation change of 1,037 m.

The land around Namp’o is covered by artificial surfaces (44%) and water (27%) within 3 km, cropland (55%) within 16 km, and cropland (40%), water (29%) and trees (25%) within 80 km.

3 km
122 m
16 km
494 m
80 km
1,037 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Chaeryŏng-ni 15 km · Ŭnch’ŏn-ŭp 19 km · Songnim-ni 20 km · Anak 26 km · Kangsŏn 27 km · Ŭllyul 31 km · Hwangju-ŭp 33 km · Hŭkkyo-ri 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 Namp’o (38.7375°, 125.4078°, elevation 9 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).