Suncheon weather in October

In October, Suncheon sees average daytime highs of 21°C and overnight lows near 10°C, with 66 mm of rain across 4.7 wet days and about 11.1 hours of daylight. It is the 6th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 18°C by the end. The sky is clear or mostly clear about 51% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 42 min at the start of October to 10 h 36 min by month's end. Set against the rest of the year, October is Suncheon's 1st-clearest and 8th-windiest month. For the whole year in context, see Suncheon's year-round climate.

Daytime high
21°
6th warmest
Overnight low
10°
7th coldest
Rainfall
66 mm
4.7 wet days
Daylight
11 h 06 min
6:42 AM – 5:48 PM
Cloud cover
43%
1st clearest
Wind
8 km/h
8th windiest
Solar energy
3.9 kWh/m²
Travel score
7.5
out of 10

Suncheon is city in South Korea.

Density
305/km²
people per km²

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 18°C by the end.

A typical October day in Suncheon reaches about 21°C in the afternoon and slips back to 10°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 24°C. Set against its neighbours, October runs about 5°C cooler than September and about 7°C warmer than November.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12414
22314
32314
42313
52313
62313
72313
82212
92212
102212
112212
122211
132211
142111
152111
162110
172110
182110
192110
202010
21209
22209
23209
24199
25198
26198
27198
28198
29187
30187
31187

How October really feels in Suncheon

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

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Suncheon weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°294.119.90.2
Feb / -2°424.80.810.71.4
Mar13° / 797.50.711.73.8
Apr18° / 1208.4012.96.2
May23° / 13°1398.3013.87.0
Jun26° / 18°19410.7014.36.3
Jul28° / 22°32117.9014.14.7
Aug29° / 22°28817.1013.34.6
Sep26° / 17°16010.3012.26.6
Oct21° / 10°664.7011.17.5
Nov14° / 475.50.110.24.8
Dec / -2°283.80.69.71.5

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 14% of October, with mostly cloudy or overcast conditions the remaining 35%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35644
45743
55842
65941
76040
86139
96337
106436
116436
126535
136535
146535
156634
166634
176634
186733
196733
206832
216832
226931
236931
247030
257030
267030
277129
287129
297129
307129
317129

Chance of precipitation in October

Any precipitation

Suncheon gets around 66 mm of rain over 4.7 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 16% and peaks near 23% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
123
222
322
421
520
619
718
817
916
1016
1115
1214
1314
1414
1514
1614
1714
1814
1914
2014
2114
2214
2314
2414
2513
2613
2713
2813
2914
3014
3114

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 76% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
143311881
246291771
349281571
452271461
556251351
658241251
761221151
865211040
96819940
107118830
117317730
127616620
137715620
147914520
157914520
168213410
178312410
188412310
198511310
208511310
218710210
228810200
23899200
24899200
25918100
26918100
27927100
28927100
29936100
30936100
31936100

Wind in October

Winds average 8 km/h in October.

Across October, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 42 min at the start of October to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over October. Sunrise moves from 6:29 AM to 6:56 AM, and sunset from 6:09 PM to 5:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:296:09
211.66:306:07
311.66:316:06
411.56:326:04
511.56:336:03
611.56:336:02
711.46:346:00
811.46:355:59
911.46:365:57
1011.36:375:56
1111.36:385:55
1211.26:385:53
1311.26:395:52
1411.26:405:51
1511.16:415:49
1611.16:425:48
1711.16:435:47
1811.06:445:46
1911.06:455:45
2011.06:465:43
2110.96:465:42
2210.96:475:41
2310.96:485:40
2410.86:495:39
2510.86:505:38
2610.86:515:37
2710.76:525:35
2810.76:535:34
2910.76:545:33
3010.66:555:32
3110.66:565:31

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.9 kWh/m².

For context, solar energy here swings from a low near 2.59 kWh/m² to a high of 5.76 kWh/m² in May across the year — October's 3.9 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.1Bright
84.0Bright
94.0Bright
104.0Bright
114.0Bright
124.0Moderate
134.0Moderate
144.0Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.7Moderate
233.7Moderate
243.7Moderate
253.6Moderate
263.6Moderate
273.6Moderate
283.5Moderate
293.5Moderate
303.5Moderate
313.4Moderate
Planning a trip in October

Hazard calendar for Suncheon

In seasonPeak

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

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

Suncheon'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 October a good time to visit Suncheon?

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

7.5
Sightseeing
1st-best month of the year
4.4
Beach & pool
6th-best month of the year

October is one of the better times to visit Suncheon for general sightseeing.

What to pack for Suncheon in October

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

In October, Suncheon sees daytime highs around 21°C and nights near 10°C. Little to plan around — just the basics. About 5 days see rain.

Sea temperature near Suncheon in October

The nearest coast averages about 21°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 38 km away) is warmest in August at about 26°C and coldest in February near 12°C.

It's comfortable for a long swim from Jun 20 to Oct 22 — about 4.1 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb12Bracing
Mar12Bracing
Apr13Bracing
May16Cool
Jun20Cool
Jul23Refreshing
Aug26Warm
Sep24Warm
Oct21Refreshing
Nov17Cool
Dec14Bracing

UV index in Suncheon in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Suncheon peaks around August 20 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 20UV 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 Suncheon in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Suncheon is worst in March — around 57 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (July, 28 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModeratePoorMar 1856 µg/m³Jul 2229 µg/m³
PM2.5 (µg/m³)Level
Jan42Poor
Feb47Poor
Mar57Unhealthy
Apr49Poor
May42Poor
Jun38Poor
Jul28Moderate
Aug30Moderate
Sep37Poor
Oct40Poor
Nov44Poor
Dec39Poor
Location & terrain

Where is Suncheon?

Suncheon sits at 35.0°N, 127.5°E, 19 m above sea level, in South Korea. The nearest listed city is Kwangyang, 10 km away.

BoseongHwasun

Topography around Suncheon

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

Within 3 km, the terrain around Suncheon has significant variations in elevation — a maximum elevation change of 416 m around an average of 91 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 863 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,875 m.

The land around Suncheon is covered by trees (54%) and artificial surfaces (36%) within 3 km, trees (67%) within 16 km, and trees (55%) and water (29%) within 80 km.

3 km
416 m
16 km
863 m
80 km
1,875 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Kwangyang 10 km · Beolgyo 18 km · Gwangyang 19 km · Yeosu 26 km · Hadong 27 km · Kurye 29 km · Boseong 42 km · Hwasun 47 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 Suncheon (34.9505°, 127.4878°, elevation 19 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).