Uiju weather in August

In August, Uiju sees average daytime highs of 28°C and overnight lows near 20°C, with 226 mm of rain across 13.9 wet days and about 13.6 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 28°C in the first days to 27°C by the end. The sky is clear or mostly clear about 25% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 14 h 12 min at the start of August to 13 hours by month's end. Set against the rest of the year, August is Uiju's 11th-clearest and 12th-windiest month. For the whole year in context, see Uiju's year-round climate.

Daytime high
28°
1st warmest
Overnight low
20°
11th coldest
Rainfall
226 mm
13.9 wet days
Daylight
13 h 36 min
5:58 AM – 7:34 PM
Cloud cover
65%
11th clearest
Wind
8 km/h
12th windiest
Solar energy
4.38 kWh/m²
Travel score
5.4
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 28°C in the first days to 27°C by the end.

A typical August day in Uiju reaches about 28°C in the afternoon and slips back to 20°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 31°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12822
22822
32922
42922
52922
62922
72922
82922
92921
102921
112921
122921
132921
142821
152821
162821
172820
182820
192820
202820
212820
222820
232819
242819
252819
262719
272719
282718
292718
302718
312718

How August really feels in Uiju

Once humidity and wind are folded in, August averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

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

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

Uiju weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-2° / -12°102.52.49.50.0
Feb / -9°193.32.710.40.0
Mar / -2°274.51.711.71.5
Apr15° / 5670.5135.1
May21° / 11°888.7014.26.8
Jun25° / 16°11210.5014.86.6
Jul28° / 21°22014.6014.65.4
Aug28° / 20°22613.9013.65.4
Sep24° / 14°856.8012.37.4
Oct17° / 566.8010.96.0
Nov / -1°466.51.59.81.4
Dec-0° / -9°193.82.89.20.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 61%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13169
23268
33268
43367
53367
63367
73565
83565
93565
103664
113862
123862
133862
143862
153961
163961
173961
183961
194060
204159
214159
224258
234357
244456
254456
264456
274555
284654
294753
304852
314951

Chance of precipitation in August

Any precipitation

Uiju gets around 226 mm of rain over 13.9 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 45% and peaks near 55% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
155
255
355
454
553
653
752
851
951
1050
1149
1248
1347
1446
1545
1644
1743
1843
1942
2041
2140
2240
2339
2438
2538
2637
2736
2836
2935
3034
3134

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 38% of days. Sticky, muggy-or-worse air turns up on roughly 78% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1005206114
2005206114
3006206014
4006206014
5007206013
6007206013
7008215813
8018225712
9019235512
100110245411
110111265210
120111285010
13011230479
14021332448
15021435418
16021537387
17131639357
18131741336
19141842305
20141943285
21252044264
22252145243
23362245223
24372344212
25472443192
26582542182
27592641171
286102839161
297112938151
308123036141
319133134131

Wind in August

Winds average 8 km/h in August, the calmest month.

Across August, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 12 min at the start of August to 13 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over August. Sunrise moves from 5:43 AM to 6:13 AM, and sunset from 7:53 PM to 7:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.25:437:53
214.15:447:52
314.15:457:50
414.15:467:49
514.05:477:48
614.05:487:47
713.95:497:46
813.95:507:45
913.95:517:43
1013.85:527:42
1113.85:537:41
1213.85:547:40
1313.75:557:38
1413.75:567:37
1513.65:577:35
1613.65:587:34
1713.65:597:33
1813.56:007:31
1913.56:017:30
2013.46:027:28
2113.46:037:27
2213.46:047:25
2313.36:057:24
2413.36:067:22
2513.26:077:21
2613.26:087:19
2713.16:097:18
2813.16:107:16
2913.16:117:14
3013.06:127:13
3113.06:137:11

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.38 kWh/m².

For context, solar energy here swings from a low near 2.16 kWh/m² to a high of 5.71 kWh/m² in May across the year — August's 4.38 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.1Bright
44.1Bright
54.2Bright
64.2Bright
74.2Bright
84.2Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.4Bright
144.4Bright
154.4Bright
164.4Bright
174.4Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in August

Hazard calendar for Uiju

In seasonPeak

In August, Uiju sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

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

Uiju's rainy season runs June–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 August a good time to visit Uiju?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.4
Sightseeing
5th-best month of the year
6.2
Beach & pool
1st-best month of the year

August is a reasonable time to visit Uiju for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Uiju in August

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

In August, Uiju sees daytime highs around 28°C and nights near 20°C. Pack light clothes. Worth having: rain gear. About 14 days see rain.

light clothesrain gear

Sea temperature near Uiju in August

The nearest coast averages about 24°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 38 km away) is warmest in August at about 24°C and coldest in February near 1°C.

It's comfortable for a long swim from Jul 2 to Oct 1 — about 3 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan2Bracing
Feb1Bracing
Mar2Bracing
Apr7Bracing
May13Bracing
Jun18Cool
Jul22Refreshing
Aug24Warm
Sep23Refreshing
Oct18Cool
Nov12Bracing
Dec6Bracing

UV index in Uiju in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks 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 Uiju peaks around August 21 at about 7 (high) — sunscreen and a hat are worth it in the middle of the day. 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowAug 21UV 7Dec 20UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar3Moderate
Apr6High
May6High
Jun6High
Jul7High
Aug7High
Sep7High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Uiju in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Uiju is worst in January — around 65 µg/m³ PM2.5 (unhealthy), about 1.9× the cleanest month (August, 34 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorPoorUnhealthyJan 2065 µg/m³Aug 1235 µg/m³
PM2.5 (µg/m³)Level
Jan65Unhealthy
Feb63Unhealthy
Mar63Unhealthy
Apr55Unhealthy
May45Poor
Jun41Poor
Jul36Poor
Aug34Moderate
Sep41Poor
Oct50Poor
Nov54Poor
Dec59Unhealthy
Location & terrain

Where is Uiju?

Uiju sits at 40.2°N, 124.5°E, 26 m above sea level, in North Korea. The nearest listed city is Sinŭiju, 16 km away.

Sakchu-ŭpKusŏng-siChŏngjuSil-liSinanjuSongwŏnAnju

Topography around Uiju

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

Within 3 km, the terrain around Uiju has only modest variations in elevation — a maximum elevation change of 120 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 504 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,427 m.

The land around Uiju is covered by cropland (72%) within 3 km, trees (40%) and cropland (37%) within 16 km, and trees (54%) and cropland (24%) within 80 km.

3 km
120 m
16 km
504 m
80 km
1,427 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Sinŭiju 16 km · Sakchu-ŭp 49 km · Kusŏng-si 66 km · Chŏngju 81 km · Sil-li 112 km · Sinanju 114 km · Songwŏn 116 km · Anju 116 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 Uiju (40.1994°, 124.5317°, elevation 26 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).