Hongch’ŏn weather in October

In October, Hongch’ŏn sees average daytime highs of 18°C and overnight lows near 8°C, with 53 mm of rain across 5.6 wet days and about 11 hours of daylight. It is the 6th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 15°C by the end. The sky is clear or mostly clear about 50% of the time in October, and the air most often feels dry.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 24 min by month's end. Set against the rest of the year, October is Hongch’ŏn's 2nd-clearest and 10th-windiest month. For the whole year in context, see Hongch’ŏn's year-round climate.

Daytime high
18°
6th warmest
Overnight low
7th coldest
Rainfall
53 mm
5.6 wet days
Daylight
11 hours
6:43 AM – 5:44 PM
Cloud cover
44%
2nd clearest
Wind
7 km/h
10th windiest
Solar energy
3.64 kWh/m²
Travel score
6.5
out of 10

Hongch’ŏn is human settlement in South Korea.

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 21°C in the first days to 15°C by the end.

A typical October day in Hongch’ŏn reaches about 18°C in the afternoon and slips back to 8°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 22°C. Set against its neighbours, October runs about 6°C cooler than September and about 8°C warmer than November.

10°20°151015202531
Avg high (°C)Avg low (°C)
12111
22111
32111
42111
52010
62010
72010
82010
9209
10199
11199
12199
13198
14198
15188
16188
17187
18187
19177
20177
21176
22176
23166
24166
25165
26165
27155
28155
29155
30154
31144

How October really feels in Hongch’ŏn

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.

Hongch’ŏn weather by month

How October compares with the rest of the year at a glance. October is the 6th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -9°234.33.89.70.0
Feb / -6°304.83.610.50.1
Mar10° / -1°477.53.111.72.2
Apr16° / 818.30.512.95.4
May21° / 11°978.30146.9
Jun25° / 16°1139.7014.66.7
Jul27° / 20°30317.4014.35.2
Aug27° / 20°23015.6013.55.4
Sep24° / 15°1238.3012.37.0
Oct18° / 535.60116.5
Nov10° / 477.61.1102.5
Dec / -6°285.73.99.40.0

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in October.

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 (%)
15644
25743
35743
45842
55842
65941
75941
86040
96238
106337
116337
126436
136535
146535
156634
166733
176733
186733
196733
206832
216931
226931
236931
246931
256931
266931
276931
286931
296931
306931
316832

Chance of precipitation in October

Any precipitation

Hongch’ŏn gets around 53 mm of rain over 5.6 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 18% and peaks near 20% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
120
220
320
420
519
619
719
819
918
1018
1117
1217
1317
1416
1516
1616
1716
1816
1916
2016
2116
2216
2317
2417
2517
2617
2718
2818
2919
3019
3120

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 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
173225
276204
377194
480173
581163
684142
785132
887112
989101
109091
119181
129271
139361
149451
159550
169640
179640
189730
199730
209820
219820
229910
239910
249910
259910
269910
279910
289910
2910000
3010000
3110000

Wind in October

Winds average 7 km/h in October.

Across October, daily wind ranges from about 7 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
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over October. Sunrise moves from 6:29 AM to 6:59 AM, and sunset from 6:06 PM to 5:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:296:06
211.66:306:04
311.56:316:03
411.56:326:01
511.56:336:00
611.46:345:58
711.46:355:57
811.36:355:55
911.36:365:54
1011.26:375:52
1111.26:385:51
1211.26:395:49
1311.16:405:48
1411.16:415:47
1511.06:425:45
1611.06:435:44
1711.06:445:42
1810.96:455:41
1910.96:465:40
2010.96:475:38
2110.86:485:37
2210.86:495:36
2310.76:505:35
2410.76:515:33
2510.76:525:32
2610.66:535:31
2710.66:545:30
2810.66:555:29
2910.56:575:28
3010.56:585:26
3110.46:595:25

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.64 kWh/m².

For context, solar energy here swings from a low near 2.36 kWh/m² to a high of 5.71 kWh/m² in May across the year — October's 3.64 kWh/m² falls in the middle.

01234151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.9Moderate
43.9Moderate
53.9Moderate
63.9Moderate
73.9Moderate
83.8Moderate
93.8Moderate
103.8Moderate
113.8Moderate
123.8Moderate
133.7Moderate
143.7Moderate
153.7Moderate
163.7Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.5Moderate
213.5Moderate
223.5Moderate
233.5Moderate
243.4Moderate
253.4Moderate
263.3Moderate
273.3Moderate
283.3Moderate
293.2Moderate
303.2Moderate
313.1Moderate
Planning a trip in October

Hazard calendar for Hongch’ŏn

In seasonPeak

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

Hongch’ŏn'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 October a good time to visit Hongch’ŏn?

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

6.5
Sightseeing
4th-best month of the year
2.3
Beach & pool
6th-best month of the year

October is a reasonable time to visit Hongch’ŏn for sightseeing.

What to pack for Hongch’ŏn in October

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

In October, Hongch’ŏn sees daytime highs around 18°C and nights near 8°C. Worth packing: a warm layer. About 6 days see rain.

a warm layer

UV index in Hongch’ŏn 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 Hongch’ŏn peaks around August 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateAug 15UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7High
Jun7Very high
Jul8Very high
Aug9Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in Hongch’ŏn 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 Hongch’ŏn is worst in March — around 57 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (August, 31 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModeratePoorMar 1856 µg/m³Aug 1731 µg/m³
PM2.5 (µg/m³)Level
Jan48Poor
Feb49Poor
Mar57Unhealthy
Apr51Poor
May46Poor
Jun41Poor
Jul33Moderate
Aug31Moderate
Sep32Moderate
Oct41Poor
Nov46Poor
Dec43Poor
Location & terrain

Where is Hongch’ŏn?

Hongch’ŏn sits at 37.7°N, 127.9°E, 137 m above sea level, in South Korea. The nearest listed city is Chuncheon, 24 km away.

GapyeongWŏnjuYangp'yŏngYangguHwacheonYeojuHwado

Topography around Hongch’ŏn

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

Within 3 km, the terrain around Hongch’ŏn has significant variations in elevation — a maximum elevation change of 291 m around an average of 199 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 839 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,671 m.

The land around Hongch’ŏn is covered by trees (60%) within 3 km, trees (85%) within 16 km, and trees (84%) within 80 km.

3 km
291 m
16 km
839 m
80 km
1,671 m
treesgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Chuncheon 24 km · Gapyeong 36 km · Wŏnju 38 km · Yangp'yŏng 41 km · Yanggu 47 km · Hwacheon 49 km · Yeoju 49 km · Hwado 51 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 Hongch’ŏn (37.6918°, 127.8857°, elevation 137 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).