Onsŏng in Fall
In fall (September, October and November), Onsŏng sees average daytime highs around 12°C and overnight lows near 2°C, with 131 mm of precipitation over about 19 wet days across the season. It is the 2nd-warmest season and the 3rd-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 47% of the time across fall, and the air most often feels dry.
Fall is Onsŏng's 2nd-best season to visit on our travel score. For the whole year in context, see Onsŏng's year-round climate.
- Avg daytime high
- 12°C
- 2nd-warmest season
- Avg overnight low
- 2°C
- Precipitation
- 131 mm
- 19 wet days
- Avg wind
- 9 km/h
- Travel score
- 3.8
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Onsŏng in Fall
Over the season highs ease from about 23°C in early September to -2°C by late November.
A typical fall day in Onsŏng reaches about 12°C and drops to 2°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Onsŏng
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 48 that feel at or below 0°C.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Onsŏng 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.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -7° / -18° | 9 | 1.5 | 1.9 | 9.2 | 0.0 |
| Feb | -3° / -15° | 10 | 2.1 | 2.6 | 10.2 | 0.0 |
| Mar | 4° / -7° | 23 | 5 | 4.2 | 11.6 | 0.4 |
| Apr | 13° / 1° | 43 | 7.4 | 2.5 | 13.1 | 3.6 |
| May | 18° / 7° | 79 | 11.8 | 0.3 | 14.4 | 5.6 |
| Jun | 22° / 13° | 76 | 11.7 | 0 | 15.1 | 6.2 |
| Jul | 25° / 17° | 137 | 13.1 | 0 | 14.8 | 6.2 |
| Aug | 25° / 17° | 129 | 12.4 | 0 | 13.8 | 6.3 |
| Sep | 21° / 10° | 65 | 8.1 | 0 | 12.3 | 6.8 |
| Oct | 13° / 2° | 40 | 6.3 | 0.9 | 10.8 | 4.3 |
| Nov | 3° / -6° | 26 | 4.8 | 3.4 | 9.5 | 0.3 |
| Dec | -6° / -15° | 11 | 2.7 | 3 | 8.9 | 0.0 |
Cloud cover in Fall
The sky is clear or mostly clear about 47% of the time across fall.
Chance of precipitation in Fall
Onsŏng gets around 131 mm of rain and snow over 19 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 9 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 13 hours in early September to 9 h 06 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 3.3 kWh/m².
Hazard calendar for Onsŏng
In fall, Onsŏng overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Onsŏng's rainy season runs May–September, when most of the year's rain falls.
Is fall a good time to visit Onsŏng?
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.
fall is a weaker month for outdoor sightseeing in Onsŏng.
What to pack for Onsŏng in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Onsŏng sees daytime highs around 12°C and nights near 2°C. Pack a warm layer and a heavy coat. Worth having: rain gear. About 19 days see rain.
UV index in Onsŏng in Fall
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 Onsŏng peaks around August 19 at about 7 (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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 3 | 5 | 7 | 7 | 5 | 8 | 6 | 4 | 2 | 1 |
| Level | Low | Low | Moderate | High | High | High | High | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Low |
| Mar | 3 | Moderate |
| Apr | 5 | High |
| May | 7 | High |
| Jun | 7 | High |
| Jul | 5 | High |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Air quality in Onsŏng in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Onsŏng is worst in March — around 47 µg/m³ PM2.5 (poor), about 2.7× the cleanest month (August, 17 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 35 | 37 | 47 | 36 | 28 | 22 | 19 | 17 | 21 | 26 | 29 | 29 |
| Level | Moderate | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 35 | Moderate |
| Feb | 37 | Poor |
| Mar | 47 | Poor |
| Apr | 36 | Poor |
| May | 28 | Moderate |
| Jun | 22 | Moderate |
| Jul | 19 | Moderate |
| Aug | 17 | Moderate |
| Sep | 21 | Moderate |
| Oct | 26 | Moderate |
| Nov | 29 | Moderate |
| Dec | 29 | Moderate |
Where is Onsŏng?
Onsŏng sits at 43.0°N, 130.0°E, 83 m above sea level, in North Korea. The nearest listed city is Namyang-nodongjagu, 11 km away.
Topography around Onsŏng
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Onsŏng.
Within 3 km, the terrain around Onsŏng has only modest variations in elevation — a maximum elevation change of 172 m around an average of 94 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 762 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,475 m.
The land around Onsŏng is covered by cropland (82%) within 3 km, trees (61%) and cropland (27%) within 16 km, and trees (76%) within 80 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 Onsŏng (42.9572°, 129.9933°, elevation 83 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.