Yŏnan-ŭp in Fall

In fall (September, October and November), Yŏnan-ŭp sees average daytime highs around 18°C and overnight lows near 10°C, with 204 mm of precipitation over about 18 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.

Over the season highs ease from about 27°C in early September to 7°C by late November. The sky is clear or mostly clear about 46% of the time across fall, and the air most often feels dry.

Fall is Yŏnan-ŭp's 2nd-best season to visit on our travel score. For the whole year in context, see Yŏnan-ŭp's year-round climate.

Avg daytime high
18°C
2nd-warmest season
Avg overnight low
10°C
Precipitation
204 mm
18 wet days
Avg wind
11 km/h
Travel score
5.7
2nd-best season
Months
Sep · Oct · Nov

Temperature in Yŏnan-ŭp in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 27°C in early September to 7°C by late November.

A typical fall day in Yŏnan-ŭp reaches about 18°C and drops to 10°C overnight. The warmest of the three months is September, the coolest November.

-10°10°20°30°SepOctNov

How fall really feels in Yŏnan-ŭp

Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 17 that feel at or below 0°C.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
17
wind chill below the day's low

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

Yŏnan-ŭp weather by month

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -6°163.42.19.70.0
Feb / -4°223.61.710.50.1
Mar / 324.90.911.72.1
Apr15° / 606.90.1135.1
May21° / 12°997.90146.8
Jun25° / 18°1199.1014.66.9
Jul27° / 22°29415.9014.45.4
Aug28° / 22°26614013.55.4
Sep25° / 17°1116.5012.37.4
Oct19° / 10°494.80116.9
Nov11° / 456.80.5102.9
Dec / -4°214.51.49.40.0

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitationSnow

Yŏnan-ŭp gets around 204 mm of rain and snow over 18 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%50%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 11 km/h across fall.

051015SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 12 h 54 min in early September to 9 h 36 min by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 3.5 kWh/m².

012345SepOctNov
Planning a trip in fall

Hazard calendar for Yŏnan-ŭp

In seasonPeak

In fall, Yŏnan-ŭp overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Yŏnan-ŭp sits in the Pacific typhoon belt; the season peaks July–October.

Yŏnan-ŭp's rainy season runs July–August, 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 fall a good time to visit Yŏnan-ŭp?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

5.7
Sightseeing
2nd-best month of the year
3.1
Beach & pool
2nd-best month of the year

fall is a reasonable time to visit Yŏnan-ŭp for sightseeing.

What to pack for Yŏnan-ŭp in Fall

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

In fall, Yŏnan-ŭp sees daytime highs around 18°C and nights near 10°C. Pack a warm layer. Worth having: light clothes. About 18 days see rain.

a warm layerlight clothes

Sea temperature near Yŏnan-ŭp in Fall

The nearest coast averages about 18°C across fall — 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 25°C and coldest in February near 2°C.

It's comfortable for a long swim from Jul 3 to Oct 5 — about 3.1 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan4Bracing
Feb2Bracing
Mar5Bracing
Apr9Bracing
May13Bracing
Jun18Cool
Jul22Refreshing
Aug25Warm
Sep23Refreshing
Oct18Cool
Nov13Bracing
Dec8Bracing

UV index in Yŏnan-ŭp in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages 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 Yŏnan-ŭp peaks around August 11 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowAug 11UV 8Dec 21UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7High
Jun7High
Jul8Very high
Aug8Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Yŏnan-ŭp in Fall

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Yŏnan-ŭp is worst in November — around 130 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (July, 58 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyNov 18129 µg/m³Jul 2058 µg/m³
PM2.5 (µg/m³)Level
Jan122Unhealthy
Feb117Unhealthy
Mar121Unhealthy
Apr95Unhealthy
May79Unhealthy
Jun69Unhealthy
Jul58Unhealthy
Aug62Unhealthy
Sep90Unhealthy
Oct115Unhealthy
Nov130Unhealthy
Dec122Unhealthy
Location & terrain

Where is Yŏnan-ŭp?

Yŏnan-ŭp sits at 37.9°N, 126.2°E, 43 m above sea level, in North Korea. The nearest listed city is Paech’ŏn-ŭp, 15 km away.

KaesŏngHaejuAyang-niSinwŏn-ŭp

Topography around Yŏnan-ŭp

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

Within 3 km, the terrain around Yŏnan-ŭp has significant variations in elevation — a maximum elevation change of 266 m around an average of 34 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 349 m; within 80 km, large variations in elevation — a maximum elevation change of 898 m.

The land around Yŏnan-ŭp is covered by cropland (67%) within 3 km, cropland (70%) within 16 km, and water (33%), cropland (28%) and trees (27%) within 80 km.

3 km
266 m
16 km
349 m
80 km
898 m
treesgrasslandcroplandartificial surfacesbare terrainwater
Fall weather nearby: Paech’ŏn-ŭp 15 km · Ch’ŏngdan-ŭp 21 km · Pongch’ŏn-ŭp 24 km · Ganghwa-gun 34 km · Kaesŏng 35 km · Haeju 42 km · Ayang-ni 49 km · Sinwŏn-ŭp 50 km

North Korea travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
220 V · 50 Hz
Safe drinking water
67%
of population, 2023
Road deaths
24.2
per 100k/yr, 2019
Income group
Low
World Bank

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 Yŏnan-ŭp (37.9089°, 126.1611°, elevation 43 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.