Cheorwon weather in December

In December, Cheorwon sees average daytime highs of 2°C and overnight lows near -6°C, with 26 mm of precipitation across 5.4 wet days and about 9.4 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 4°C in the first days to 1°C by the end. The sky is clear or mostly clear about 51% 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 24 min by month's end. Set against the rest of the year, December is Cheorwon's 1st-clearest and 6th-windiest month. For the whole year in context, see Cheorwon's year-round climate.

Daytime high
11th warmest
Overnight low
-6°
3rd coldest
Precipitation
26 mm
5.4 wet days
Daylight
9 h 24 min
7:47 AM – 5:08 PM
Cloud cover
43%
1st clearest
Wind
9 km/h
6th windiest
Solar energy
2.29 kWh/m²
Travel score
0.0
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 4°C in the first days to 1°C by the end.

A typical December day in Cheorwon reaches about 2°C in the afternoon and slips back to -6°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between -4°C and 7°C. Set against its neighbours, December runs about 7°C cooler than November and about 2°C warmer than January.

-20°-10°10°151015202531
Avg high (°C)Avg low (°C)
15-3
25-4
34-4
44-4
54-4
64-5
73-5
83-5
93-5
103-5
113-6
122-6
132-6
142-6
152-6
162-6
172-7
182-7
192-7
202-7
211-7
221-7
231-7
241-7
251-8
261-8
271-8
281-8
291-8
301-8
310-9

How December really feels in Cheorwon

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
18 feel bitter (≤ -10°C)

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

Cheorwon weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -10°214.249.60.0
Feb / -7°274.93.510.50.1
Mar / -1°416.62.711.72.2
Apr16° / 7180.3135.4
May22° / 10°1088.90146.8
Jun26° / 16°12810.8014.66.5
Jul27° / 20°32017.9014.45.1
Aug28° / 20°28416.4013.55.2
Sep24° / 15°1228012.37.0
Oct18° / 535.50116.5
Nov / 507.51.19.92.2
Dec / -6°265.43.89.40.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 51% of the time in December, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16139
26139
36139
46238
56238
66139
76238
86238
96337
106337
116436
126436
136436
146436
156535
166535
176535
186535
196535
206634
216634
226535
236535
246535
256535
266535
276535
286535
296535
306535
316535

Chance of precipitation in December

Any precipitationSnow

Cheorwon gets around 26 mm of rain and snow over 5.4 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 18% and peaks near 23% on the wettest days, and about 4 days bring snow. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1239
2239
32210
42210
52211
62211
72111
82112
92112
102012
112012
122012
131912
141912
151812
161712
171712
181612
191612
201512
211512
221513
231513
241513
251514
261514
271514
281515
291615
301615
311615

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 9 km/h in December.

Across December, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 30 min at the start of December to 9 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:35 AM to 7:53 AM, and sunset from 5:07 PM to 5:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.57:355:07
29.57:365:07
39.57:375:07
49.57:375:07
59.57:385:07
69.57:395:07
79.47:405:07
89.47:415:07
99.47:425:07
109.47:425:07
119.47:435:07
129.47:445:07
139.47:455:07
149.47:455:07
159.47:465:08
169.47:475:08
179.47:475:08
189.37:485:09
199.37:485:09
209.37:495:09
219.37:495:10
229.37:505:10
239.37:505:11
249.37:515:11
259.37:515:12
269.37:525:12
279.47:525:13
289.47:525:14
299.47:535:14
309.47:535:15
319.47:535:16

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.29 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.29 kWh/m² to a high of 5.69 kWh/m² in May across the year — December's 2.29 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.3Moderate
22.3Moderate
32.3Moderate
42.3Moderate
52.3Moderate
62.3Moderate
72.3Moderate
82.3Moderate
92.3Moderate
102.3Moderate
112.3Moderate
122.3Moderate
132.3Moderate
142.3Moderate
152.3Moderate
162.3Moderate
172.3Moderate
182.3Moderate
192.3Moderate
202.3Moderate
212.3Moderate
222.3Moderate
232.3Moderate
242.3Moderate
252.3Moderate
262.4Moderate
272.4Moderate
282.4Moderate
292.4Moderate
302.4Moderate
312.4Moderate
Planning a trip in December

Hazard calendar for Cheorwon

In seasonPeak

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

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

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

Is December a good time to visit Cheorwon?

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 Cheorwon.

What to pack for Cheorwon in December

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

In December, Cheorwon sees daytime highs around 2°C and nights near -6°C. Pack a warm layer and a heavy coat. About 5 days see rain.

a warm layera heavy coat

UV index in Cheorwon 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 Cheorwon peaks around August 19 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighHighVery highHighModerateLowAug 19UV 8Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May6High
Jun7Very high
Jul6High
Aug9Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Cheorwon 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 Cheorwon is worst in March — around 67 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (August, 37 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorPoorMar 1967 µg/m³Aug 1237 µg/m³
PM2.5 (µg/m³)Level
Jan61Unhealthy
Feb59Unhealthy
Mar67Unhealthy
Apr63Unhealthy
May53Poor
Jun46Poor
Jul38Poor
Aug37Poor
Sep40Poor
Oct52Poor
Nov56Unhealthy
Dec51Poor
Location & terrain

Where is Cheorwon?

Cheorwon sits at 38.2°N, 127.2°E, 194 m above sea level, in South Korea. The nearest listed city is Yangju, 44 km away.

YangjuHwacheonGapyeongUijeongbu-siMunsanChuncheonHwadoNamyangju

Topography around Cheorwon

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

Within 3 km, the terrain around Cheorwon has large variations in elevation — a maximum elevation change of 763 m around an average of 268 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 881 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,502 m.

The land around Cheorwon is covered by trees (44%) and cropland (33%) within 3 km, trees (65%) and cropland (21%) within 16 km, and trees (66%) within 80 km.

3 km
763 m
16 km
881 m
80 km
1,502 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Yangju 44 km · Hwacheon 44 km · Gapyeong 49 km · Uijeongbu-si 54 km · Munsan 54 km · Chuncheon 59 km · Hwado 62 km · Namyangju 64 km

South Korea travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
220 V · 60 Hz
Prices
≈ 57% of US
price level, 2025
GDP per capita
$36,227
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.5
per 100k, 2023
Road deaths
8.6
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 522
Religion
none 60%Protestant 17%Buddhist 16%Catholic 6%

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 Cheorwon (38.2092°, 127.2175°, elevation 194 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).