Waegwan weather in December

In December, Waegwan sees average daytime highs of 7°C and overnight lows near -2°C, with 21 mm of precipitation across 3.5 wet days and about 9.6 hours of daylight. It is the 11th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 9°C in the first days to 5°C by the end. The sky is clear or mostly clear about 54% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 42 min at the start of December to 9 h 36 min by month's end. Set against the rest of the year, December is Waegwan's 1st-clearest and 4th-windiest month. For the whole year in context, see Waegwan's year-round climate.

Daytime high
11th warmest
Overnight low
-2°
3rd coldest
Precipitation
21 mm
3.5 wet days
Daylight
9 h 36 min
7:36 AM – 5:10 PM
Cloud cover
40%
1st clearest
Wind
9 km/h
4th windiest
Solar energy
2.55 kWh/m²
Travel score
1.0
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 9°C in the first days to 5°C by the end.

A typical December day in Waegwan reaches about 7°C in the afternoon and slips back to -2°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 1°C and 12°C. Set against its neighbours, December runs about 7°C cooler than November and about 2°C warmer than January.

-10°-5°10°15°151015202531
Avg high (°C)Avg low (°C)
190
290
39-1
49-1
58-1
68-1
78-1
88-1
98-2
107-2
117-2
127-2
137-2
147-2
157-2
167-2
176-3
186-3
196-3
206-3
216-3
226-3
236-3
246-3
256-3
266-3
276-3
286-3
295-3
305-4
315-4

How December really feels in Waegwan

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
wind chill below the day's low

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

Waegwan weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°223.51.49.80.0
Feb / -2°293.9110.61.3
Mar13° / 566.51.111.74.1
Apr20° / 787.10.112.96.6
May25° / 13°897.5013.97.2
Jun28° / 18°1278.8014.46.1
Jul30° / 22°21414014.24.6
Aug30° / 22°19813.9013.44.4
Sep26° / 17°1429.1012.26.7
Oct21° / 10°574.1011.17.5
Nov14° / 354.60.110.14.6
Dec / -2°213.50.89.61.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 54% of the time in December, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 31%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26733
36832
46832
56832
66832
76832
86832
96832
106931
116931
126931
136832
146832
156832
166832
176832
186931
196931
206931
216931
226931
236931
247030
257030
267030
277228
287129
297129
307228
317228

Chance of precipitation in December

Any precipitationSnow

Waegwan gets around 21 mm of rain and snow over 3.5 wet days in December, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 11% and peaks near 15% on the wettest days, and about 1 day brings snow. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1152
2153
3153
4153
5153
6143
7143
8133
9133
10123
11123
12112
13112
14112
15102
16102
17102
18102
1992
2092
2192
2292
2392
2492
2593
2693
2793
2893
2993
3093
3193

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 10 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
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 42 min at the start of December to 9 h 36 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 7:24 AM to 7:42 AM, and sunset from 5:08 PM to 5:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.77:245:08
29.77:255:08
39.77:265:08
49.77:275:08
59.77:285:08
69.77:285:08
79.67:295:08
89.67:305:08
99.67:315:08
109.67:315:08
119.67:325:08
129.67:335:09
139.67:345:09
149.67:345:09
159.67:355:09
169.67:365:10
179.67:365:10
189.67:375:10
199.67:375:11
209.67:385:11
219.67:385:11
229.67:395:12
239.67:395:12
249.67:405:13
259.67:405:13
269.67:405:14
279.67:415:15
289.67:415:15
299.67:415:16
309.67:425:16
319.67:425:17

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.55 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.55 kWh/m² to a high of 5.83 kWh/m² in May across the year — December's 2.55 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.5Moderate
22.5Moderate
32.5Moderate
42.5Moderate
52.5Moderate
62.5Moderate
72.5Moderate
82.5Moderate
92.5Moderate
102.5Moderate
112.5Moderate
122.5Moderate
132.5Moderate
142.5Moderate
152.5Moderate
162.5Moderate
172.5Moderate
182.5Moderate
192.5Moderate
202.6Moderate
212.6Moderate
222.6Moderate
232.6Moderate
242.6Moderate
252.6Moderate
262.6Moderate
272.6Moderate
282.7Moderate
292.7Moderate
302.7Moderate
312.7Moderate
Planning a trip in December

Hazard calendar for Waegwan

In seasonPeak

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

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

Waegwan's rainy season runs June–September, 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 Waegwan?

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

1.0
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 Waegwan.

What to pack for Waegwan in December

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

In December, Waegwan sees daytime highs around 7°C and nights near -2°C. Pack a warm layer. Worth having: a heavy coat. About 4 days see rain.

a warm layera heavy coat

UV index in Waegwan 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 Waegwan peaks around August 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateAug 15UV 9Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5Moderate
Apr6High
May8Very high
Jun7Very high
Jul8Very high
Aug9Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Moderate

Air quality in Waegwan 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 Waegwan is worst in March — around 63 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (August, 35 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorMar 1762 µg/m³Aug 935 µg/m³
PM2.5 (µg/m³)Level
Jan49Poor
Feb54Poor
Mar63Unhealthy
Apr55Unhealthy
May48Poor
Jun44Poor
Jul35Moderate
Aug35Moderate
Sep41Poor
Oct48Poor
Nov53Poor
Dec46Poor
Location & terrain

Where is Waegwan?

Waegwan sits at 36.0°N, 128.4°E, 33 m above sea level, in South Korea. The nearest listed city is Gumi, 15 km away.

Gyeongsan-siHayang

Topography around Waegwan

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

Within 3 km, the terrain around Waegwan has significant variations in elevation — a maximum elevation change of 288 m around an average of 65 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 953 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,581 m.

The land around Waegwan is covered by trees (39%) and artificial surfaces (26%) within 3 km, trees (62%) within 16 km, and trees (77%) within 80 km.

3 km
288 m
16 km
953 m
80 km
1,581 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Gumi 15 km · Daegu 22 km · Hwawŏn 23 km · Gimcheon 29 km · Jenzan 29 km · Kunwi 31 km · Gyeongsan-si 36 km · Hayang 39 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 Waegwan (35.9925°, 128.3979°, elevation 33 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). 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).