Kyosai weather in December

In December, Kyosai sees average daytime highs of 9°C and overnight lows near 6°C, with 37 mm of precipitation across 4.3 wet days and about 9.7 hours of daylight. It is the 10th-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 11°C in the first days to 8°C by the end. The sky is clear or mostly clear about 56% of the time in December, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of December to 9 h 42 min by month's end. Set against the rest of the year, December is Kyosai's 1st-clearest and 2nd-windiest month. For the whole year in context, see Kyosai's year-round climate.

Daytime high
10th warmest
Overnight low
3rd coldest
Precipitation
37 mm
4.3 wet days
Daylight
9 h 42 min
7:32 AM – 5:12 PM
Cloud cover
39%
1st clearest
Wind
23 km/h
2nd windiest
Solar energy
2.66 kWh/m²
Travel score
2.4
out of 10

Kyosai is city in Gyeongsangnam-do, South Korea.

Density
180/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 11°C in the first days to 8°C by the end.

A typical December day in Kyosai reaches about 9°C in the afternoon and slips back to 6°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 5°C and 14°C. Set against its neighbours, December runs about 5°C cooler than November and about 2°C warmer than January.

-5°10°15°20°151015202531
Avg high (°C)Avg low (°C)
1128
2128
3117
4117
5117
6117
7117
8106
9106
10106
11106
12106
13106
14106
1595
1695
1795
1895
1995
2095
2195
2295
2395
2495
2584
2684
2784
2884
2984
3084
3184

How December really feels in Kyosai

Once humidity and wind are folded in, December averages 0 days that feel above 32°C and 7 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
7
wind chill below the day's low

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

Kyosai weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan / 404.69.91.2
Feb / 505.510.71.7
Mar11° / 977.911.72.9
Apr14° / 12°1338.512.94.3
May17° / 15°1408.213.85.8
Jun20° / 19°1859.614.36.2
Jul24° / 23°25412.514.16.4
Aug26° / 25°19812.213.36.4
Sep24° / 22°1748.912.27.0
Oct20° / 17°75511.17.2
Nov15° / 11°575.510.25.1
Dec / 374.39.72.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 56% 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 30%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16832
26832
36832
46832
56832
66931
76931
86931
97030
106931
117030
127030
137030
147030
157030
167030
177030
187030
197030
207030
217030
227030
237129
247129
257129
267129
277228
287228
297228
307129
317129

Chance of precipitation in December

Any precipitation

Kyosai gets around 37 mm of rain and snow over 4.3 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 14% and peaks near 18% on the wettest days, and about 0 day brings snow.

0%10%20%30%151015202531
Rain chance (%)
118
218
317
417
517
617
716
816
915
1015
1115
1214
1314
1414
1514
1614
1713
1813
1913
2013
2113
2213
2313
2412
2512
2612
2712
2812
2912
3012
3112

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 (%)Comfortable (%)
1982
2982
3991
4991
5991
6991
7991
8991
9991
10991
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
231000
241000
251000
261000
271000
281000
291000
301000
311000

Wind in December

Winds average 23 km/h in December.

Across December, daily wind ranges from about 22 km/h on the calmest days to 24 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
122breezy
222breezy
322breezy
422breezy
522breezy
622breezy
722breezy
822breezy
922breezy
1022breezy
1123breezy
1223breezy
1323breezy
1423breezy
1523breezy
1623breezy
1723breezy
1823breezy
1923breezy
2023breezy
2123breezy
2223breezy
2323breezy
2423breezy
2523breezy
2624breezy
2724breezy
2824breezy
2924breezy
3024breezy
3124breezy

Sunrise & sunset in December

DaylightNight

Daylight runs from about 9 h 48 min at the start of December to 9 h 42 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 7:21 AM to 7:38 AM, and sunset from 5:10 PM to 5:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.87:215:10
29.87:215:10
39.87:225:10
49.87:235:10
59.87:245:10
69.87:255:10
79.77:255:10
89.77:265:10
99.77:275:10
109.77:285:11
119.77:285:11
129.77:295:11
139.77:305:11
149.77:305:11
159.77:315:12
169.77:325:12
179.77:325:12
189.77:335:13
199.77:335:13
209.77:345:13
219.77:345:14
229.77:355:14
239.77:355:15
249.77:365:15
259.77:365:16
269.77:375:16
279.77:375:17
289.77:375:18
299.77:385:18
309.77:385:19
319.77:385:19

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.66 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.66 kWh/m² to a high of 5.92 kWh/m² in May across the year — December's 2.66 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.7Moderate
22.7Moderate
32.7Moderate
42.7Moderate
52.7Moderate
62.7Moderate
72.6Moderate
82.6Moderate
92.6Moderate
102.6Moderate
112.6Moderate
122.6Moderate
132.6Moderate
142.6Moderate
152.6Moderate
162.6Moderate
172.6Moderate
182.6Moderate
192.7Moderate
202.7Moderate
212.7Moderate
222.7Moderate
232.7Moderate
242.7Moderate
252.7Moderate
262.7Moderate
272.8Moderate
282.8Moderate
292.8Moderate
302.8Moderate
312.8Moderate
Planning a trip in December

Hazard calendar for Kyosai

In seasonPeak

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

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

Kyosai's rainy season runs April–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 Kyosai?

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

2.4
Sightseeing
10th-best month of the year
0.0
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Kyosai.

What to pack for Kyosai in December

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

In December, Kyosai sees daytime highs around 9°C and nights near 6°C. Pack a warm layer. Worth having: a windbreaker. About 4 days see rain.

a warm layera windbreaker

Sea temperature near Kyosai in December

The nearest coast averages about 17°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 25 km away) is warmest in August at about 26°C and coldest in February near 13°C.

It's comfortable for a long swim from Jun 17 to Nov 3 — about 4.6 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb13Bracing
Mar13Bracing
Apr14Bracing
May16Cool
Jun20Cool
Jul23Refreshing
Aug26Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec17Cool

UV index in Kyosai 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 Kyosai peaks around August 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 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 highModerateAug 19UV 9Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar6High
Apr7High
May8Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep9Very high
Oct5High
Nov4Moderate
Dec2Moderate

Air quality in Kyosai 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 Kyosai is worst in March — around 39 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (September, 18 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 2439 µg/m³Sep 2018 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb30Moderate
Mar39Poor
Apr39Poor
May36Poor
Jun28Moderate
Jul22Moderate
Aug21Moderate
Sep18Moderate
Oct19Moderate
Nov23Moderate
Dec21Moderate
Location & terrain

Where is Kyosai?

Kyosai sits at 34.9°N, 128.6°E, 11 m above sea level, in South Korea. The nearest listed city is Sinhyeon, 5.0 km away.

ChangwonNaesŏBusanKimhae

Topography around Kyosai

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

Within 3 km, the terrain around Kyosai has significant variations in elevation — a maximum elevation change of 557 m around an average of 87 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 581 m; within 80 km, large variations in elevation — a maximum elevation change of 924 m.

The land around Kyosai is covered by trees (49%) and water (21%) within 3 km, water (47%) and trees (42%) within 16 km, and water (57%) and trees (32%) within 80 km.

3 km
557 m
16 km
581 m
80 km
924 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Sinhyeon 5.0 km · Geoje 11 km · Tongyeong 15 km · Goseong 28 km · Changwon 43 km · Naesŏ 45 km · Busan 49 km · Kimhae 50 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 Kyosai (34.8503°, 128.5886°, elevation 11 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).