Seosan weather in November

In November, Seosan sees average daytime highs of 12°C and overnight lows near 6°C, with 49 mm of precipitation across 7.2 wet days and about 10 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 16°C in the first days to 9°C by the end. The sky is clear or mostly clear about 41% of the time in November, and the air most often feels dry.

Daylight stretches from about 10 h 30 min at the start of November to 9 h 42 min by month's end. Set against the rest of the year, November is Seosan's 4th-clearest and 5th-windiest month. For the whole year in context, see Seosan's year-round climate.

Daytime high
12°
8th warmest
Overnight low
5th coldest
Precipitation
49 mm
7.2 wet days
Daylight
10 hours
7:19 AM – 5:20 PM
Cloud cover
51%
4th clearest
Wind
13 km/h
5th windiest
Solar energy
2.57 kWh/m²
Travel score
3.6
out of 10

Seosan is city in South Korea.

Density
100/km²
people per km²

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

Temperature in November

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 16°C in the first days to 9°C by the end.

A typical November day in Seosan reaches about 12°C in the afternoon and slips back to 6°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 8°C and 17°C. Set against its neighbours, November runs about 7°C cooler than October and about 7°C warmer than December.

-5°10°15°20°151015202530
Avg high (°C)Avg low (°C)
1169
2169
3169
4158
5158
6158
7158
8148
9147
10147
11147
12137
13136
14136
15136
16126
17125
18125
19115
20115
21114
22114
23104
24104
25103
26103
2793
2893
2993
3092

How November really feels in Seosan

Once humidity and wind are folded in, November averages 0 days that feel above 32°C and 5 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
5
wind chill below the day's low

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

Seosan weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°224.949.80.0
Feb / -2°274.21.710.60.2
Mar10° / 415.60.911.72.4
Apr16° / 696.8012.95.3
May21° / 13°797013.97.0
Jun25° / 18°1167.7014.57.1
Jul27° / 22°24514.8014.35.4
Aug29° / 23°22513.7013.45.3
Sep25° / 18°1337.5012.27.2
Oct20° / 12°555.30117.1
Nov12° / 497.20.4103.6
Dec / -0°266.13.49.50.4

Cloud cover in November

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in November.

Beyond those clear spells, partly cloudy skies cover about 15% of November, with mostly cloudy or overcast conditions the remaining 45%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16733
26634
36535
46535
56436
66337
76238
86139
96040
105842
115743
125644
135545
145446
155347
165347
175248
185248
195248
205149
215149
225050
235050
245050
255050
265050
275050
284951
294852
304852

Chance of precipitation in November

Any precipitationSnow

Seosan gets around 49 mm of rain and snow over 7.2 wet days in November. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 24% and peaks near 25% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202530
Rain chance (%)Snow chance (%)
1210
2210
3220
4220
5230
6230
7230
8230
9230
10240
11240
12241
13241
14251
15251
16251
17251
18252
19252
20252
21252
22252
23253
24253
25253
26254
27254
28255
29255
30246

Humidity in November

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, November lands in the dry band about 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
1955
2955
3964
4964
5964
6964
7973
8973
9973
10973
11973
12973
13982
14982
15982
16982
17991
18991
19991
20991
21991
22991
23991
241000
251000
261000
271000
281000
291000
301000

Wind in November

Winds average 13 km/h in November.

Across November, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in November

DaylightNight

Daylight runs from about 10 h 30 min at the start of November to 9 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over November. Sunrise moves from 7:04 AM to 7:33 AM, and sunset from 5:32 PM to 5:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
110.57:045:32
210.47:055:31
310.47:065:30
410.47:075:29
510.37:085:28
610.37:095:27
710.37:105:26
810.27:115:25
910.27:125:24
1010.27:135:24
1110.17:145:23
1210.17:155:22
1310.17:165:21
1410.17:175:21
1510.07:185:20
1610.07:195:20
1710.07:205:19
189.97:215:18
199.97:225:18
209.97:235:17
219.97:245:17
229.87:255:16
239.87:265:16
249.87:275:16
259.87:285:15
269.87:295:15
279.77:305:15
289.77:315:14
299.77:325:14
309.77:335:14

Solar energy in November

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in November, about 2.57 kWh/m².

For context, solar energy here swings from a low near 2.15 kWh/m² to a high of 5.95 kWh/m² in May across the year — November's 2.57 kWh/m² sits near the bottom.

01234151015202530
Solar energy (kWh/m²)Level
13.1Moderate
23.1Moderate
33.0Moderate
43.0Moderate
53.0Moderate
62.9Moderate
72.9Moderate
82.8Moderate
92.8Moderate
102.7Moderate
112.7Moderate
122.6Moderate
132.6Moderate
142.6Moderate
152.5Moderate
162.5Moderate
172.5Moderate
182.5Moderate
192.4Moderate
202.4Moderate
212.4Moderate
222.4Moderate
232.4Moderate
242.3Moderate
252.3Moderate
262.3Moderate
272.3Moderate
282.3Moderate
292.3Moderate
302.2Moderate
Planning a trip in November

Hazard calendar for Seosan

In seasonPeak

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

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

Seosan'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 November a good time to visit Seosan?

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

3.6
Sightseeing
8th-best month of the year
0.1
Beach & pool
8th-best month of the year

November is a weaker month for outdoor sightseeing in Seosan.

What to pack for Seosan in November

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

In November, Seosan sees daytime highs around 12°C and nights near 6°C. Worth packing: a warm layer. About 7 days see rain.

a warm layer

Sea temperature near Seosan in November

The nearest coast averages about 15°C in November — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 19 km away) is warmest in August at about 25°C and coldest in February near 5°C.

It's comfortable for a long swim from Jul 4 to Oct 7 — about 3.2 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan7Bracing
Feb5Bracing
Mar6Bracing
Apr8Bracing
May12Bracing
Jun18Cool
Jul22Refreshing
Aug25Warm
Sep23Refreshing
Oct19Cool
Nov15Cool
Dec11Bracing

UV index in Seosan in November

LowModerateHighVery highExtreme

Clear-sky midday UV in November peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Seosan peaks around July 20 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 23 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 20UV 7Dec 23UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr6High
May6High
Jun7High
Jul8Very high
Aug7Very high
Sep7Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in Seosan in November

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Seosan is worst in March — around 92 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (July, 46 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMar 1391 µg/m³Jul 2246 µg/m³
PM2.5 (µg/m³)Level
Jan83Unhealthy
Feb85Unhealthy
Mar92Unhealthy
Apr75Unhealthy
May62Unhealthy
Jun57Unhealthy
Jul46Poor
Aug47Poor
Sep61Unhealthy
Oct74Unhealthy
Nov79Unhealthy
Dec73Unhealthy
Location & terrain

Where is Seosan?

Seosan sits at 36.8°N, 126.5°E, 33 m above sea level, in South Korea. The nearest listed city is Tangjin, 20 km away.

YesanAsanBoryeongHwaseong-siPyeongtaek

Topography around Seosan

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

Within 3 km, the terrain around Seosan has only modest variations in elevation — a maximum elevation change of 192 m around an average of 43 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 643 m; within 80 km, large variations in elevation — a maximum elevation change of 769 m.

The land around Seosan is covered by cropland (33%), trees (30%) and artificial surfaces (30%) within 3 km, cropland (39%) and trees (38%) within 16 km, and water (53%) and trees (25%) within 80 km.

3 km
192 m
16 km
643 m
80 km
769 m
treesgrasslandcroplandartificial surfaceswaterwetland
November weather nearby: Tangjin 20 km · Taesal-li 21 km · Hongseong 28 km · Yesan 37 km · Asan 49 km · Boryeong 50 km · Hwaseong-si 57 km · Pyeongtaek 61 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 Seosan (36.7817°, 126.4522°, 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). 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).