Hyesan weather in January

In January, Hyesan sees average daytime highs of -10°C and overnight lows near -22°C, with 11 mm of precipitation across 3.2 wet days and about 9.4 hours of daylight. It is the 12th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near -10°C through the month. The sky is clear or mostly clear about 44% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 06 min at the start of January to 9 h 48 min by month's end. Set against the rest of the year, January is Hyesan's 2nd-clearest and 8th-windiest month. For the whole year in context, see Hyesan's year-round climate.

Daytime high
-10°
12th warmest
Overnight low
-22°
1st coldest
Precipitation
11 mm
3.2 wet days
Daylight
9 h 18 min
7:57 AM – 5:16 PM
Cloud cover
48%
2nd clearest
Wind
7 km/h
8th windiest
Solar energy
2.67 kWh/m²
Travel score
0.0
out of 10

Hyesan is city in North Korea.

Density
696/km²
people per km²

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 -10°C through the month.

A typical January day in Hyesan reaches about -10°C in the afternoon and slips back to -22°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between -16°C and -4°C. Set against its neighbours, January runs about 2°C cooler than December and about 4°C cooler than February.

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

How January really feels in Hyesan

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.

Hyesan 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-10° / -22°113.259.40.0
Feb-6° / -19°184.66.110.30.0
Mar / -11°337.98.511.70.0
Apr10° / -2°5610.57.113.12.0
May16° / 9514.9214.34.5
Jun20° / 10°9715.5014.95.4
Jul23° / 14°16417.3014.75.6
Aug23° / 14°13614.2013.76.0
Sep18° / 717.90.112.36.1
Oct11° / -1°437.6310.92.9
Nov / -10°387.77.49.70.0
Dec-8° / -20°185.279.10.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 14% of January, with mostly cloudy or overcast conditions the remaining 42%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15842
25842
35743
45743
55743
65842
75842
85842
95842
105842
115743
125842
135842
145842
155842
165743
175743
185842
195842
205842
215842
225842
235743
245842
255842
265842
275842
285941
295941
305941
315842

Chance of precipitation in January

Any precipitationSnow

Hyesan gets around 11 mm of rain and snow over 3.2 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 10% and peaks near 13% on the wettest days, and about 5 days bring snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
11319
21319
31319
41218
51218
61218
71217
81117
91117
101117
111117
121117
131116
141016
151016
161016
171016
181016
19916
20916
21916
22916
23915
24915
25915
26915
271015
281015
291015
301015
311015

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 7 km/h in January.

Across January, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 06 min at the start of January to 9 h 48 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 7:59 AM to 7:48 AM, and sunset from 5:02 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.17:595:02
29.17:595:03
39.17:595:04
49.17:595:05
59.17:595:05
69.17:595:06
79.17:595:07
89.27:595:08
99.27:595:09
109.27:595:10
119.27:585:11
129.27:585:12
139.27:585:13
149.37:585:14
159.37:575:15
169.37:575:16
179.37:575:17
189.47:565:18
199.47:565:19
209.47:555:21
219.57:555:22
229.57:545:23
239.57:545:24
249.57:535:25
259.67:525:26
269.67:525:28
279.67:515:29
289.77:505:30
299.77:495:31
309.77:485:32
319.87:485:34

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 2.21 kWh/m² to a high of 5.68 kWh/m² in May across the year — January's 2.67 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
12.4Moderate
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
263.0Moderate
273.0Moderate
283.0Moderate
293.1Moderate
303.1Moderate
313.1Moderate
Planning a trip in January

Hazard calendar for Hyesan

In seasonPeak

None of Hyesan's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Hyesan's rainy season runs May–August, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Hyesan?

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

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

January is a weaker month for outdoor sightseeing in Hyesan.

What to pack for Hyesan in January

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

In January, Hyesan sees daytime highs around -10°C and nights near -22°C. Pack a warm layer and a heavy coat. About 3 days see rain.

a warm layera heavy coat

UV index in Hyesan 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 Hyesan peaks around August 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighVery highModerateLowAug 18UV 8Dec 20UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr6High
May7Very high
Jun7Very high
Jul6High
Aug9Very high
Sep7Very high
Oct4Moderate
Nov2Moderate
Dec1Low

Air quality in Hyesan 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 Hyesan is worst in March — around 36 µg/m³ PM2.5 (poor), about 2.4× the cleanest month (August, 15 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateMar 2136 µg/m³Aug 1615 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb29Moderate
Mar36Poor
Apr34Moderate
May29Moderate
Jun22Moderate
Jul18Moderate
Aug15Moderate
Sep18Moderate
Oct26Moderate
Nov23Moderate
Dec25Moderate
Location & terrain

Where is Hyesan?

Hyesan sits at 41.4°N, 128.2°E, 709 m above sea level, in North Korea. The nearest listed city is Hyesan-dong, 1.0 km away.

Kapsan-ŭpSamjiyŏn-ŭpYŏnsa-ŭpChangam-ch’onKiljuMyŏngch’ŏnHwasŏng

Topography around Hyesan

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

Within 3 km, the terrain around Hyesan has significant variations in elevation — a maximum elevation change of 366 m around an average of 790 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 990 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,277 m.

The land around Hyesan is covered by cropland (33%), artificial surfaces (27%) and trees (22%) within 3 km, trees (48%) and grassland (28%) within 16 km, and trees (85%) within 80 km.

3 km
366 m
16 km
990 m
80 km
2,277 m
treesgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Hyesan-dong 1.0 km · Kapsan-ŭp 36 km · Samjiyŏn-ŭp 46 km · Yŏnsa-ŭp 89 km · Changam-ch’on 102 km · Kilju 108 km · Myŏngch’ŏn 111 km · Hwasŏng 111 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 Hyesan (41.4017°, 128.1778°, elevation 709 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. 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).