Rajin in Summer

In summer (June, July and August), Rajin sees average daytime highs around 23°C and overnight lows near 17°C, with 389 mm of rain over about 40 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 19°C in early June to 24°C by late August. The sky is clear or mostly clear about 19% of the time across summer, and the air most often feels humid.

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

Avg daytime high
23°C
warmest season of the year
Avg overnight low
17°C
Rainfall
389 mm
40 wet days
Avg wind
7 km/h
Travel score
5.9
best season of the year
Months
Jun · Jul · Aug

Temperature in Rajin in Summer

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 19°C in early June to 24°C by late August.

A typical summer day in Rajin reaches about 23°C and drops to 17°C overnight. The warmest of the three months is August, the coolest June.

10°15°20°25°30°JunJulAug

How summer really feels in Rajin

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
0
heat index over the day's high
Days feeling ≤ C
0
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.

Rajin 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.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-4° / -12°152.52.99.30.0
Feb-1° / -10°142.52.810.30.0
Mar / -4°254.83.511.60.4
Apr12° / 4471.813.13.1
May16° / 8511.80.214.45.0
Jun20° / 13°8811.10155.8
Jul23° / 18°15114014.86.0
Aug25° / 19°15014.5013.76.0
Sep21° / 13°877.9012.36.9
Oct15° / 445.90.410.85.1
Nov / -2°334.72.79.60.8
Dec-2° / -10°173.9490.0

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

0%25%50%75%100%JunJulAug

Chance of precipitation in Summer

Any precipitation

Rajin gets around 389 mm of rain over 40 wet days across summer. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%JunJulAug

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%JunJulAug

Wind in Summer

Winds average 7 km/h across summer.

0246810JunJulAug

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.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMJunJulAug

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 4.6 kWh/m².

0246JunJulAug
Planning a trip in summer

Hazard calendar for Rajin

In seasonPeak

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

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

Rajin'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 summer a good time to visit Rajin?

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 Rajin for sightseeing.

What to pack for Rajin in Summer

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

In summer, Rajin sees daytime highs around 23°C and nights near 17°C. Pack rain gear. Worth having: light clothes and sun protection. About 40 days see rain.

rain gearlight clothessun protection

Sea temperature near Rajin in Summer

The nearest coast averages about 18°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 16 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 Rajin in Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Rajin 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 Rajin 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 Rajin 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 Rajin?

Rajin sits at 42.3°N, 130.3°E, 16 m above sea level, in North Korea. The nearest listed city is Sŏnbong, 13 km away.

HoeryŏngPuryŏng-ŭpChongjinRanam

Topography around Rajin

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

Within 3 km, the terrain around Rajin has significant variations in elevation — a maximum elevation change of 454 m around an average of 64 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 905 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,748 m.

The land around Rajin is covered by trees (28%), cropland (26%) and artificial surfaces (23%) within 3 km, trees (51%) and water (35%) within 16 km, and trees (45%) and water (33%) within 80 km.

3 km
454 m
16 km
905 m
80 km
1,748 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
Summer weather nearby: Sŏnbong 13 km · Unggi 14 km · Ŭndŏk 30 km · Aoji-ri 31 km · Hoeryŏng 49 km · Puryŏng-ŭp 52 km · Chongjin 66 km · Ranam 78 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 Rajin (42.2556°, 130.2831°, elevation 16 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.