Sŏnbong in Fall

In fall (September, October and November), Sŏnbong sees average daytime highs around 14°C and overnight lows near 7°C, with 165 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 23°C in early September to 2°C by late November. The sky is clear or mostly clear about 53% of the time across fall, and the air most often feels dry.

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

Avg daytime high
14°C
2nd-warmest season
Avg overnight low
7°C
Precipitation
165 mm
18 wet days
Avg wind
13 km/h
Travel score
4.4
2nd-best season
Months
Sep · Oct · Nov

Temperature in Sŏnbong in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 23°C in early September to 2°C by late November.

A typical fall day in Sŏnbong reaches about 14°C and drops to 7°C overnight. The warmest of the three months is September, the coolest November.

-10°10°20°30°SepOctNov

How fall really feels in Sŏnbong

Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 29 that feel at or below 0°C.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
29
2 feel bitter (≤ -10°C)

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

Sŏnbong 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-4° / -10°162.42.79.30.0
Feb-1° / -8°142.72.710.30.0
Mar / -2°254.62.911.60.3
Apr10° / 436.71.313.12.5
May15° / 8310.70.114.44.3
Jun19° / 14°809.80155.7
Jul22° / 18°14312.3014.86.1
Aug24° / 20°14012.4013.76.4
Sep21° / 15°867.7012.36.9
Oct15° / 455.70.310.85.3
Nov / -1°354.62.29.60.9
Dec-1° / -8°173.73.490.0

Cloud cover in Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitationSnow

Sŏnbong gets around 165 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 13 km/h across fall.

05101520SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 13 hours in early September to 9 h 12 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 3.3 kWh/m².

012345SepOctNov
Planning a trip in fall

Hazard calendar for Sŏnbong

In seasonPeak

In fall, Sŏnbong overlaps its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

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

Sŏnbong'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 fall a good time to visit Sŏnbong?

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.

4.4
Sightseeing
2nd-best month of the year
1.6
Beach & pool
2nd-best month of the year

fall is a reasonable time to visit Sŏnbong for sightseeing.

What to pack for Sŏnbong in Fall

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

In fall, Sŏnbong sees daytime highs around 14°C and nights near 7°C. Pack a warm layer. Worth having: a heavy coat. About 18 days see rain.

a warm layera heavy coat

Sea temperature near Sŏnbong in Fall

The nearest coast averages about 16°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 22°C and coldest in February near 3°C.

It's comfortable for a long swim from Jul 31 to Sep 8 — about 1.3 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan3Bracing
Feb3Bracing
Mar3Bracing
Apr5Bracing
May9Bracing
Jun14Bracing
Jul19Cool
Aug22Refreshing
Sep20Cool
Oct16Cool
Nov11Bracing
Dec7Bracing

UV index in Sŏnbong in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sŏnbong peaks around August 19 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighModerateLowAug 19UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar3Moderate
Apr5Moderate
May7High
Jun7High
Jul5Moderate
Aug8Very high
Sep6High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Sŏnbong 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 Sŏnbong is worst in March — around 41 µg/m³ PM2.5 (poor), about 4.2× the cleanest month (August, 10 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateGoodModerateMar 1840 µg/m³Aug 1610 µg/m³
PM2.5 (µg/m³)Level
Jan22Moderate
Feb34Moderate
Mar41Poor
Apr36Poor
May21Moderate
Jun11Good
Jul10Good
Aug10Good
Sep10Good
Oct14Moderate
Nov17Moderate
Dec16Moderate
Location & terrain

Where is Sŏnbong?

Sŏnbong sits at 42.4°N, 130.4°E, 12 m above sea level, in North Korea. The nearest listed city is Unggi, 3.0 km away.

HoeryŏngPuryŏng-ŭpOnsŏngNamyang

Topography around Sŏnbong

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

Within 3 km, the terrain around Sŏnbong has significant variations in elevation — a maximum elevation change of 493 m around an average of 79 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,137 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,584 m.

The land around Sŏnbong is covered by cropland (40%) and trees (31%) within 3 km, trees (61%) and water (23%) within 16 km, and trees (46%) and water (32%) within 80 km.

3 km
493 m
16 km
1,137 m
80 km
1,584 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
Fall weather nearby: Unggi 3.0 km · Rajin 13 km · Aoji-ri 19 km · Ŭndŏk 19 km · Hoeryŏng 53 km · Puryŏng-ŭp 64 km · Onsŏng 75 km · Namyang 79 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 Sŏnbong (42.3512°, 130.3831°, elevation 12 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.