Sariwŏn-si weather in December

In December, Sariwŏn-si sees average daytime highs of 3°C and overnight lows near -5°C, with 20 mm of precipitation across 4.6 wet days and about 9.4 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 42% 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 Sariwŏn-si's 7th-clearest and 5th-windiest month. For the whole year in context, see Sariwŏn-si's year-round climate.

Daytime high
11th warmest
Overnight low
-5°
3rd coldest
Precipitation
20 mm
4.6 wet days
Daylight
9 h 18 min
7:53 AM – 5:13 PM
Cloud cover
50%
7th clearest
Wind
10 km/h
5th windiest
Solar energy
2.22 kWh/m²
Travel score
0.0
out of 10

Sariwŏn-si is city in North Hwanghae Province, North Korea.

Density
1,650/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 Sariwŏn-si 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)
15-3
25-3
35-3
44-3
54-4
64-4
74-4
84-4
93-4
103-5
113-5
123-5
133-5
143-5
152-5
162-5
172-6
182-6
192-6
202-6
212-6
222-6
232-6
242-6
251-6
261-6
271-7
281-7
291-7
301-7
311-7

How December really feels in Sariwŏn-si

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.

Sariwŏn-si 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°1332.59.60.0
Feb / -6°183.72.110.50.1
Mar10° / -1°274.6111.72.4
Apr17° / 496.50.1135.9
May23° / 12°857.6014.17.2
Jun27° / 17°999.3014.66.5
Jul28° / 22°24515.3014.45.0
Aug29° / 22°21214013.55.0
Sep25° / 16°896.6012.37.3
Oct19° / 405.40116.9
Nov10° / 406.60.89.92.6
Dec / -5°204.62.39.40.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% 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 43%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25347
35347
45347
55347
65446
75446
85545
95545
105545
115644
125743
135743
145842
155941
165941
176040
186040
196040
206040
216040
226040
236040
245941
255941
265941
275941
285842
295842
305842
315743

Chance of precipitation in December

Any precipitationSnow

Sariwŏn-si gets around 20 mm of rain and snow over 4.6 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 15% and peaks near 20% on the wettest days, and about 2 days bring snow. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1206
2206
3206
4206
5197
6197
7197
8187
9187
10177
11178
12178
13168
14167
15157
16157
17147
18147
19137
20137
21137
22137
23137
24138
25128
26128
27129
28129
29139
30139
311210

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 10 km/h in December.

Across December, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

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 7:41 AM to 8:00 AM, and sunset from 5:12 PM to 5:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.57:415:12
29.57:425:12
39.57:435:12
49.57:445:12
59.47:455:12
69.47:465:12
79.47:475:12
89.47:485:12
99.47:485:12
109.47:495:12
119.47:505:12
129.47:515:12
139.37:515:12
149.37:525:12
159.37:535:13
169.37:535:13
179.37:545:13
189.37:555:14
199.37:555:14
209.37:565:14
219.37:565:15
229.37:575:15
239.37:575:16
249.37:585:16
259.37:585:17
269.37:585:17
279.37:595:18
289.37:595:19
299.37:595:19
309.38:005:20
319.38:005:21

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.22 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.22 kWh/m² to a high of 5.86 kWh/m² in May across the year — December's 2.22 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
202.3Moderate
212.3Moderate
222.3Moderate
232.3Moderate
242.3Moderate
252.3Moderate
262.3Moderate
272.3Moderate
282.3Moderate
292.3Moderate
302.3Moderate
312.3Moderate
Planning a trip in December

Hazard calendar for Sariwŏn-si

In seasonPeak

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

Sariwŏn-si sits in the Pacific typhoon belt; the season peaks July–October.

Sariwŏn-si'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 Sariwŏn-si?

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

0.0
Sightseeing
11th-best month of the year
0.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Sariwŏn-si.

What to pack for Sariwŏn-si in December

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

In December, Sariwŏn-si 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 Sariwŏn-si 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 68 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 Sariwŏn-si 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 Sariwŏn-si peaks around August 13 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 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 highHighModerateLowAug 13UV 8Dec 19UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7High
Jun6High
Jul8Very high
Aug8Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Sariwŏn-si 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 Sariwŏn-si is worst in November — around 130 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (July, 58 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyNov 18129 µg/m³Jul 2058 µg/m³
PM2.5 (µg/m³)Level
Jan122Unhealthy
Feb117Unhealthy
Mar121Unhealthy
Apr95Unhealthy
May79Unhealthy
Jun69Unhealthy
Jul58Unhealthy
Aug62Unhealthy
Sep90Unhealthy
Oct115Unhealthy
Nov130Unhealthy
Dec122Unhealthy
Location & terrain

Where is Sariwŏn-si?

Sariwŏn-si sits at 38.5°N, 125.8°E, 20 m above sea level, in North Korea. The nearest listed city is Chaeryŏng-ŭp, 17 km away.

Topography around Sariwŏn-si

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

Within 3 km, the terrain around Sariwŏn-si has only modest variations in elevation — a maximum elevation change of 156 m around an average of 31 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 598 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,346 m.

The land around Sariwŏn-si is covered by cropland (51%) and artificial surfaces (38%) within 3 km, cropland (66%) and trees (21%) within 16 km, and cropland (46%) and trees (32%) within 80 km.

3 km
156 m
16 km
598 m
80 km
1,346 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Chaeryŏng-ŭp 17 km · Hwangju-ŭp 18 km · Anak 23 km · Ayang-ni 29 km · Sinch’ŏn-ŭp 29 km · Ŭnch’ŏn-ŭp 29 km · Songnim-ni 30 km · Sinwŏn-ŭp 30 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 Sariwŏn-si (38.5072°, 125.7558°, elevation 20 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).