Haenam weather in October

In October, Haenam sees average daytime highs of 20°C and overnight lows near 16°C, with 57 mm of rain across 4.7 wet days and about 11.1 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 17°C by the end. The sky is clear or mostly clear about 53% 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 Haenam's 1st-clearest and 7th-windiest month. For the whole year in context, see Haenam's year-round climate.

Daytime high
20°
5th warmest
Overnight low
16°
8th coldest
Rainfall
57 mm
4.7 wet days
Daylight
11 h 06 min
6:45 AM – 5:52 PM
Cloud cover
43%
1st clearest
Wind
16 km/h
7th windiest
Solar energy
3.9 kWh/m²
Travel score
7.2
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 22°C in the first days to 17°C by the end.

A typical October day in Haenam reaches about 20°C in the afternoon and slips back to 16°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 22°C. Set against its neighbours, October runs about 5°C cooler than September and about 6°C warmer than November.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12219
22218
32218
42218
52218
62118
72117
82117
92117
102117
112117
122017
132016
142016
152016
162016
172016
181915
191915
201915
211915
221915
231815
241814
251814
261814
271814
281714
291713
301713
311713

How October really feels in Haenam

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.

Haenam weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 376.72.59.90.4
Feb / 426.21.510.70.9
Mar10° / 737.50.411.72.4
Apr14° / 10°947.9012.84.4
May18° / 15°1047.6013.86.2
Jun22° / 19°1729.6014.36.4
Jul26° / 23°22312.3014.16.2
Aug27° / 25°18211.6013.36.3
Sep24° / 21°1408.5012.27.1
Oct20° / 16°574.7011.17.2
Nov14° / 10°506.6010.24.5
Dec / 376.41.39.71.7

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time in October, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% 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 (%)
15842
25941
36040
46139
56238
66337
76436
86535
96535
106634
116733
126733
136733
146832
156733
166733
176733
186733
196634
206634
216634
226634
236634
246634
256634
266634
276634
286733
296733
306733
316634

Chance of precipitation in October

Any precipitation

Haenam gets around 57 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 20% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
120
220
320
419
518
618
717
816
916
1015
1114
1214
1314
1414
1513
1613
1713
1813
1913
2014
2114
2214
2314
2414
2515
2615
2715
2816
2916
3017
3117

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 54% of days. Sticky, muggy-or-worse air turns up on roughly 5% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1212436172
2232534152
3262533142
4282632131
5312630121
6342728101
736272791
839272581
942282371
1045282160
1147281960
1249281850
1352281640
1453281540
1553291440
1655291330
1757281230
1859281120
1960281020
206227920
216427810
226626710
236725710
246924610
257023610
267222510
277321510
287620400
297719400
307818400
317917400

Wind in October

Winds average 16 km/h in October.

Across October, daily wind ranges from about 15 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3017light breeze
3117light breeze

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 6:33 AM to 6:59 AM, and sunset from 6:12 PM to 5:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:336:12
211.66:346:11
311.66:346:09
411.56:356:08
511.56:366:07
611.56:376:05
711.46:386:04
811.46:386:03
911.46:396:01
1011.36:406:00
1111.36:415:59
1211.36:425:57
1311.26:435:56
1411.26:435:55
1511.26:445:53
1611.16:455:52
1711.16:465:51
1811.06:475:50
1911.06:485:48
2011.06:495:47
2110.96:505:46
2210.96:505:45
2310.96:515:44
2410.86:525:43
2510.86:535:42
2610.86:545:41
2710.76:555:40
2810.76:565:39
2910.76:575:38
3010.66:585:37
3110.66:595:36

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 2.24 kWh/m² to a high of 5.85 kWh/m² in May across the year — October's 3.9 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.1Bright
64.1Bright
74.1Bright
84.1Bright
94.1Bright
104.1Bright
114.1Bright
124.0Bright
134.0Bright
144.0Moderate
154.0Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.7Moderate
233.7Moderate
243.6Moderate
253.6Moderate
263.6Moderate
273.5Moderate
283.5Moderate
293.5Moderate
303.4Moderate
313.4Moderate
Planning a trip in October

Hazard calendar for Haenam

In seasonPeak

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

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

Haenam's rainy season runs May–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 Haenam?

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

7.2
Sightseeing
1st-best month of the year
3.5
Beach & pool
5th-best month of the year

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

What to pack for Haenam in October

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

In October, Haenam sees daytime highs around 20°C and nights near 16°C. Little to plan around — just the basics. About 5 days see rain.

Sea temperature near Haenam in October

The nearest coast averages about 20°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 30 km away) is warmest in August at about 25°C and coldest in March near 11°C.

It's comfortable for a long swim from Jun 28 to Oct 14 — about 3.6 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb11Bracing
Mar11Bracing
Apr12Bracing
May15Bracing
Jun18Cool
Jul22Refreshing
Aug25Warm
Sep23Refreshing
Oct20Cool
Nov16Cool
Dec14Bracing

UV index in Haenam in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Haenam peaks around August 14 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 14UV 8Dec 22UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7High
May8Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep8Very high
Oct6High
Nov4Moderate
Dec2Moderate

Air quality in Haenam 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 Haenam is worst in March — around 43 µg/m³ PM2.5 (poor), about 2.4× the cleanest month (July, 18 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 1842 µg/m³Jul 2418 µg/m³
PM2.5 (µg/m³)Level
Jan31Moderate
Feb36Poor
Mar43Poor
Apr37Poor
May30Moderate
Jun25Moderate
Jul18Moderate
Aug18Moderate
Sep22Moderate
Oct24Moderate
Nov27Moderate
Dec26Moderate
Location & terrain

Where is Haenam?

Haenam sits at 34.6°N, 126.6°E, 39 m above sea level, in South Korea. The nearest listed city is Yeongam, 27 km away.

MuanBoseongNajuSinanHwasun

Topography around Haenam

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

Within 3 km, the terrain around Haenam has significant variations in elevation — a maximum elevation change of 462 m around an average of 123 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 666 m; within 80 km, large variations in elevation — a maximum elevation change of 1,172 m.

The land around Haenam is covered by trees (59%) and cropland (24%) within 3 km, trees (48%) and cropland (40%) within 16 km, and water (57%) and trees (27%) within 80 km.

3 km
462 m
16 km
666 m
80 km
1,172 m
treesgrasslandcroplandartificial surfaceswater
October weather nearby: Yeongam 27 km · Jangheung 31 km · Mokpo 33 km · Muan 48 km · Boseong 49 km · Naju 52 km · Sinan 53 km · Hwasun 65 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 Haenam (34.5711°, 126.5989°, elevation 39 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).