Yŏnsa-ŭp in Summer

In summer (June, July and August), Yŏnsa-ŭp sees average daytime highs around 23°C and overnight lows near 14°C, with 347 mm of rain over about 43 wet days across the season. It is the warmest season of the year and the wettest season of the year.

Over the season highs climb from about 20°C in early June to 22°C by late August. The sky is clear or mostly clear about 19% of the time across summer, and the air most often feels dry.

Summer is Yŏnsa-ŭp's best season of the year to visit on our travel score. For the whole year in context, see Yŏnsa-ŭp's year-round climate.

Avg daytime high: 23°C; warmest season of the year
Avg overnight low: 14°C
Rainfall: 347 mm; 43 wet days
Avg wind: 7 km/h
Travel score: 5.9; best season of the year
Months: Jun · Jul · Aug

← Spring Yŏnsa-ŭp year-round climate Fall →

Spring Summer Fall Winter

Temperature in Yŏnsa-ŭp in Summer

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 20°C in early June to 22°C by late August.

A typical summer day in Yŏnsa-ŭp reaches about 23°C and drops to 14°C overnight. The warmest of the three months is July, the coolest June.

How summer really feels in Yŏnsa-ŭp

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

Days feeling ≥ 32°C

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Yŏnsa-ŭp weather by month

How the three summer months (June, July and August) 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	-8° / -19°	8	2.1	2.8	9.3	0.0
Feb	-5° / -17°	14	3.5	4.2	10.3	0.0
Mar	2° / -10°	26	6.7	6.3	11.7	0.0
Apr	10° / -1°	51	9.9	5.6	13.1	2.4
May	17° / 6°	89	14.5	1.1	14.3	4.8
Jun	21° / 11°	89	14.4	0	15	5.6
Jul	24° / 15°	133	15.2	0	14.7	6.0
Aug	23° / 15°	125	13	0	13.7	6.2
Sep	19° / 8°	70	7.8	0	12.3	6.3
Oct	12° / 0°	37	6.3	2.1	10.9	3.5
Nov	2° / -8°	28	5.7	5	9.6	0.1
Dec	-6° / -16°	12	3.4	4	9	0.0

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time across summer.

Chance of precipitation in Summer

Any precipitation

Yŏnsa-ŭp gets around 347 mm of rain over 43 wet days across summer. The line is the day-by-day chance of measurable precipitation.

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

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

Wind in Summer

Winds average 7 km/h across summer.

Sunrise & sunset in Summer

DaylightNight

Daylight runs from about 14 h 48 min in early June to 13 hours by late August. The lit band spans sunrise to sunset each day.

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 4.9 kWh/m².

Planning a trip in summer

Hazard calendar for Yŏnsa-ŭp

In seasonPeak

In summer, Yŏnsa-ŭp overlaps its rainy season season. The full year is below, with each hazard's peak months called out.

Yŏnsa-ŭp's rainy season runs May–September, when most of the year's rain falls.

Rainy season

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is summer a good time to visit Yŏnsa-ŭp?

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

5.9

Sightseeing

1st-best month of the year

4.4

Beach & pool

1st-best month of the year

summer is a reasonable time to visit Yŏnsa-ŭp for sightseeing.

What to pack for Yŏnsa-ŭp in Summer

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

In summer, Yŏnsa-ŭp sees daytime highs around 23°C and nights near 14°C. Pack rain gear. Worth having: light clothes and sun protection. About 43 days see rain.

rain gearlight clothessun protection

UV index in Yŏnsa-ŭp in Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Yŏnsa-ŭp peaks around August 19 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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)	2	2	4	6	7	7	5	8	7	4	2	1
Level	Low	Moderate	Moderate	High	Very high	Very high	High	Very high	High	Moderate	Moderate	Low

	UV index (midday)	Level
Jan	2	Low
Feb	2	Moderate
Mar	4	Moderate
Apr	6	High
May	7	Very high
Jun	7	Very high
Jul	5	High
Aug	8	Very high
Sep	7	High
Oct	4	Moderate
Nov	2	Moderate
Dec	1	Low

Air quality in Yŏnsa-ŭp in Summer

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Yŏnsa-ŭp is worst in March — around 39 µg/m³ PM2.5 (poor), about 2.7× the cleanest month (August, 14 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)	26	29	39	37	34	21	17	14	17	30	23	23
Level	Moderate	Moderate	Poor	Poor	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate

	PM2.5 (µg/m³)	Level
Jan	26	Moderate
Feb	29	Moderate
Mar	39	Poor
Apr	37	Poor
May	34	Moderate
Jun	21	Moderate
Jul	17	Moderate
Aug	14	Moderate
Sep	17	Moderate
Oct	30	Moderate
Nov	23	Moderate
Dec	23	Moderate

Location & terrain

Where is Yŏnsa-ŭp?

Yŏnsa-ŭp sits at 41.9°N, 129.0°E, 707 m above sea level, in North Korea. The nearest listed city is Musan-ŭp, 39 km away.

Topography around Yŏnsa-ŭp

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

Within 3 km, the terrain around Yŏnsa-ŭp has significant variations in elevation — a maximum elevation change of 575 m around an average of 868 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,335 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,713 m.

The land around Yŏnsa-ŭp is covered by trees (42%), cropland (26%) and grassland (24%) within 3 km, trees (77%) within 16 km, and trees (82%) within 80 km.

3 km

575 m

trees 42%

16 km

1,335 m

trees 77%

80 km

2,713 m

trees 82%

treesgrasslandcroplandartificial surfacesbare terrainwater

← Spring Yŏnsa-ŭp year-round climate Fall →

Summer weather nearby: Musan-ŭp 39 km · Samjiyŏn-ŭp 58 km · Puryŏng-ŭp 60 km · Ranam 60 km · Kyŏngsŏng 61 km · Chongjin 65 km · Ŏrang 74 km · Hwasŏng 83 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 Yŏnsa-ŭp (41.9081°, 129.0111°, elevation 707 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.