Sinŭiju weather in January

In January, Sinŭiju sees average daytime highs of -2°C and overnight lows near -10°C, with 10 mm of precipitation across 2.4 wet days and about 9.5 hours of daylight. It is the 12th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near -2°C through the month. The sky is clear or mostly clear about 63% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 12 min at the start of January to 9 h 54 min by month's end. Set against the rest of the year, January is Sinŭiju's 1st-clearest and 3rd-windiest month. For the whole year in context, see Sinŭiju's year-round climate.

Daytime high
-2°
12th warmest
Overnight low
-10°
1st coldest
Precipitation
10 mm
2.4 wet days
Daylight
9 h 24 min
8:08 AM – 5:35 PM
Cloud cover
34%
1st clearest
Wind
13 km/h
3rd windiest
Solar energy
2.67 kWh/m²
Travel score
0.0
out of 10

Sinŭiju is city in North Korea.

Density
220/km²
people per km²
Founded
2002

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near -2°C through the month.

A typical January day in Sinŭiju reaches about -2°C in the afternoon and slips back to -10°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between -7°C and 3°C. Set against its neighbours, January runs about 2°C cooler than December and about 3°C cooler than February.

-20°-15°-10°-5°151015202531
Avg high (°C)Avg low (°C)
1-1-9
2-1-10
3-2-10
4-2-10
5-2-10
6-2-10
7-2-10
8-2-10
9-2-10
10-2-10
11-2-11
12-2-11
13-2-11
14-2-11
15-2-11
16-2-11
17-2-11
18-2-11
19-2-11
20-2-11
21-2-11
22-2-11
23-2-10
24-1-10
25-1-10
26-1-10
27-1-10
28-1-10
29-1-10
30-1-10
31-1-10

How January really feels in Sinŭiju

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

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

Sinŭiju weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -10°102.42.39.50.0
Feb / -7°1932.210.40.0
Mar / -1°244.11.311.71.2
Apr14° / 526.30.2134.5
May20° / 11°888.1014.26.6
Jun24° / 17°1069.6014.86.9
Jul27° / 21°22613.4014.65.8
Aug28° / 21°21813.3013.65.8
Sep24° / 16°866.6012.37.5
Oct17° / 566.6010.96.1
Nov / 466.61.19.81.6
Dec / -7°214.32.49.20.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 63% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 10% of January, with mostly cloudy or overcast conditions the remaining 27%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27129
37129
47129
57228
67228
77228
87228
97228
107228
117228
127228
137228
147228
157228
167228
177228
187228
197327
207327
217327
227327
237327
247327
257327
267426
277525
287525
297426
307426
317426

Chance of precipitation in January

Any precipitationSnow

Sinŭiju gets around 10 mm of rain and snow over 2.4 wet days in January, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 8% and peaks near 9% on the wettest days, and about 2 days bring snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
197
298
398
498
598
698
799
899
999
1099
1199
1299
1399
1499
1599
1698
1798
1888
1988
2087
2177
2277
2376
2466
2566
2666
2766
2855
2955
3055
3155

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January 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 January

Winds average 13 km/h in January.

Across January, daily wind ranges from about 13 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
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 12 min at the start of January to 9 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over January. Sunrise moves from 8:10 AM to 8:00 AM, and sunset from 5:21 PM to 5:52 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.28:105:21
29.28:105:22
39.28:105:23
49.28:105:24
59.28:105:25
69.38:105:25
79.38:105:26
89.38:105:27
99.38:105:28
109.38:105:29
119.38:105:30
129.48:095:31
139.48:095:32
149.48:095:33
159.48:095:34
169.48:085:35
179.58:085:36
189.58:085:37
199.58:075:38
209.58:075:39
219.68:065:40
229.68:065:41
239.68:055:43
249.78:055:44
259.78:045:45
269.78:035:46
279.78:035:47
289.88:025:48
299.88:015:49
309.88:005:51
319.98:005:52

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.67 kWh/m².

For context, solar energy here swings from a low near 2.19 kWh/m² to a high of 5.79 kWh/m² in May across the year — January's 2.67 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
12.3Moderate
22.4Moderate
32.4Moderate
42.4Moderate
52.4Moderate
62.4Moderate
72.5Moderate
82.5Moderate
92.5Moderate
102.5Moderate
112.5Moderate
122.5Moderate
132.6Moderate
142.6Moderate
152.6Moderate
162.6Moderate
172.7Moderate
182.7Moderate
192.7Moderate
202.8Moderate
212.8Moderate
222.8Moderate
232.9Moderate
242.9Moderate
252.9Moderate
262.9Moderate
273.0Moderate
283.0Moderate
293.0Moderate
303.1Moderate
313.1Moderate
Planning a trip in January

Hazard calendar for Sinŭiju

In seasonPeak

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

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

Sinŭiju's rainy season runs June–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 January a good time to visit Sinŭiju?

Our two travel scores rate January 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
9th-best month of the year

January is a weaker month for outdoor sightseeing in Sinŭiju.

What to pack for Sinŭiju in January

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

In January, Sinŭiju sees daytime highs around -2°C and nights near -10°C. Pack a warm layer and a heavy coat.

a warm layera heavy coat

Sea temperature near Sinŭiju in January

The nearest coast averages about 2°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 25 km away) is warmest in August at about 24°C and coldest in February near 1°C.

It's comfortable for a long swim from Jul 2 to Oct 1 — about 3 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan2Bracing
Feb1Bracing
Mar2Bracing
Apr7Bracing
May13Bracing
Jun18Cool
Jul22Refreshing
Aug24Warm
Sep23Refreshing
Oct18Cool
Nov12Bracing
Dec6Bracing

UV index in Sinŭiju in January

LowModerateHighVery highExtreme

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

Under clear skies, the midday UV index in Sinŭiju peaks around August 21 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 21UV 7Dec 20UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar3Moderate
Apr6High
May6High
Jun6High
Jul7High
Aug7High
Sep7High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Sinŭiju in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sinŭiju is worst in March — around 76 µg/m³ PM2.5 (unhealthy), about 2.1× the cleanest month (August, 36 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMar 1575 µg/m³Aug 1236 µg/m³
PM2.5 (µg/m³)Level
Jan72Unhealthy
Feb68Unhealthy
Mar76Unhealthy
Apr64Unhealthy
May49Poor
Jun41Poor
Jul38Poor
Aug36Poor
Sep44Poor
Oct53Poor
Nov61Unhealthy
Dec62Unhealthy
Location & terrain

Where is Sinŭiju?

Sinŭiju sits at 40.1°N, 124.4°E, 6 m above sea level, in North Korea. The nearest listed city is Uiju, 16 km away.

Sakchu-ŭpKusŏng-siChŏngjuSil-liSinanjuAnjuCh’ŏsal-li

Topography around Sinŭiju

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

Within 3 km, the terrain around Sinŭiju has only modest variations in elevation — a maximum elevation change of 22 m around an average of 6 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 472 m; within 80 km, large variations in elevation — a maximum elevation change of 1,117 m.

The land around Sinŭiju is covered by artificial surfaces (46%) and cropland (35%) within 3 km, cropland (46%) and trees (27%) within 16 km, and trees (46%), cropland (25%) and water (22%) within 80 km.

3 km
22 m
16 km
472 m
80 km
1,117 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Uiju 16 km · Sakchu-ŭp 64 km · Kusŏng-si 74 km · Chŏngju 83 km · Sil-li 114 km · Sinanju 118 km · Anju 121 km · Ch’ŏsal-li 123 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 Sinŭiju (40.1006°, 124.3981°, elevation 6 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).