Kilju weather in September

In September, Kilju sees average daytime highs of 21°C and overnight lows near 11°C, with 116 mm of rain across 10.4 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 19°C by the end. The sky is clear or mostly clear about 35% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 hours at the start of September to 11 h 36 min by month's end. Set against the rest of the year, September is Kilju's 8th-clearest and 9th-windiest month. For the whole year in context, see Kilju's year-round climate.

Daytime high
21°
4th warmest
Overnight low
11°
9th coldest
Rainfall
116 mm
10.4 wet days
Daylight
12 h 18 min
6:09 AM – 6:25 PM
Cloud cover
57%
8th clearest
Wind
6 km/h
9th windiest
Solar energy
4.39 kWh/m²
Travel score
6.3
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 23°C in the first days to 19°C by the end.

A typical September day in Kilju reaches about 21°C in the afternoon and slips back to 11°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 24°C. Set against its neighbours, September runs about 4°C cooler than August and about 6°C warmer than October.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
12314
22314
32314
42314
52313
62213
72213
82213
92213
102212
112212
122112
132112
142111
152111
162111
172111
182110
192010
202010
212010
22209
23209
24209
25199
26198
27198
28198
29198
30197

How September really feels in Kilju

Once humidity and wind are folded in, September 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

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

Kilju weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-3° / -14°469.710.79.40.0
Feb-1° / -13°397.78.410.40.0
Mar / -6°449811.70.4
Apr13° / 548.52.713.13.6
May18° / 8211.70.214.35.6
Jun22° / 13°9313014.95.9
Jul25° / 17°17417.1014.65.6
Aug25° / 17°20617.7013.65.5
Sep21° / 11°11610.4012.36.3
Oct15° / 638.50.610.95.0
Nov / -4°629.15.99.70.9
Dec-1° / -12°569.6109.10.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 16% of September, with mostly cloudy or overcast conditions the remaining 49%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13961
24060
34258
44357
54357
64456
74555
84555
94753
104654
114753
124852
134852
145050
154951
165149
175248
185248
195347
205446
215446
225644
235644
245743
255941
265941
276139
286139
296238
306337

Chance of precipitation in September

Any precipitation

Kilju gets around 116 mm of rain over 10.4 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 36% and peaks near 46% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
146
245
344
443
542
641
740
839
938
1037
1137
1236
1336
1436
1535
1635
1734
1834
1933
2033
2132
2232
2332
2432
2531
2631
2731
2831
2930
3030

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 57% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1173436121
2193534111
3213732101
423383091
526392880
628392670
731402460
833402250
936402040
1039391830
1143381730
1246371520
1349351420
1453341210
1556321110
1659301010
176427900
186825700
197123600
207321600
217619500
227917400
238215300
248314300
258612200
268810200
27909100
28918100
29927100
30946000

Wind in September

Winds average 6 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 hours at the start of September to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 84 minutes over September. Sunrise moves from 5:54 AM to 6:24 AM, and sunset from 6:51 PM to 6:00 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.05:546:51
212.95:556:49
312.95:566:48
412.85:576:46
512.85:586:44
612.75:596:43
712.76:006:41
812.66:016:39
912.66:026:37
1012.56:036:36
1112.56:046:34
1212.56:056:32
1312.46:066:30
1412.46:076:29
1512.36:086:27
1612.36:096:25
1712.26:106:23
1812.26:116:22
1912.16:126:20
2012.16:136:18
2112.06:146:16
2212.06:156:14
2311.96:166:13
2411.96:176:11
2511.86:186:09
2611.86:196:07
2711.86:206:06
2811.76:216:04
2911.76:226:02
3011.66:246:00

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.39 kWh/m².

For context, solar energy here swings from a low near 2.15 kWh/m² to a high of 5.77 kWh/m² in May across the year — September's 4.39 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.4Bright
134.4Bright
144.4Bright
154.4Bright
164.4Bright
174.4Bright
184.4Bright
194.4Bright
204.4Bright
214.3Bright
224.3Bright
234.3Bright
244.3Bright
254.3Bright
264.3Bright
274.2Bright
284.2Bright
294.2Bright
304.2Bright
Planning a trip in September

Hazard calendar for Kilju

In seasonPeak

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

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

Kilju's rainy season runs June–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 September a good time to visit Kilju?

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

6.3
Sightseeing
1st-best month of the year
3.7
Beach & pool
4th-best month of the year

September is a reasonable time to visit Kilju for sightseeing.

What to pack for Kilju in September

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

In September, Kilju sees daytime highs around 21°C and nights near 11°C. Worth packing: rain gear. About 10 days see rain.

rain gear

Sea temperature near Kilju in September

The nearest coast averages about 20°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 27 km away) is warmest in August at about 22°C and coldest in February near 4°C.

It's comfortable for a long swim from Jul 25 to Sep 15 — about 1.7 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan6Bracing
Feb4Bracing
Mar5Bracing
Apr7Bracing
May10Bracing
Jun15Bracing
Jul19Cool
Aug22Refreshing
Sep20Refreshing
Oct17Cool
Nov12Bracing
Dec8Bracing

UV index in Kilju in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Kilju peaks around August 18 at about 8 (very 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighVery highHighModerateLowAug 18UV 8Dec 20UV 1
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar4Moderate
Apr6High
May7Very high
Jun7High
Jul6High
Aug8Very high
Sep7High
Oct4Moderate
Nov2Moderate
Dec1Low

Air quality in Kilju in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Kilju is worst in March — around 39 µg/m³ PM2.5 (poor), about 2.8× the cleanest month (August, 14 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 2039 µg/m³Aug 1614 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb34Moderate
Mar39Poor
Apr37Poor
May31Moderate
Jun21Moderate
Jul16Moderate
Aug14Moderate
Sep17Moderate
Oct26Moderate
Nov26Moderate
Dec27Moderate
Location & terrain

Where is Kilju?

Kilju sits at 41.0°N, 129.3°E, 129 m above sea level, in North Korea. The nearest listed city is Myŏngch’ŏn, 15 km away.

HwasŏngŎrangChangam-ch’onKyŏngsŏngKapsan-ŭp

Topography around Kilju

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

Within 3 km, the terrain around Kilju has significant variations in elevation — a maximum elevation change of 281 m around an average of 162 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,033 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,345 m.

The land around Kilju is covered by cropland (64%) within 3 km, trees (42%) and cropland (39%) within 16 km, and trees (53%) and water (31%) within 80 km.

3 km
281 m
16 km
1,033 m
80 km
2,345 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Myŏngch’ŏn 15 km · Hwadae 20 km · Myŏnggan-dong 24 km · Hwasŏng 35 km · Ŏrang 60 km · Changam-ch’on 61 km · Kyŏngsŏng 73 km · Kapsan-ŭp 88 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 Kilju (40.9642°, 129.3278°, elevation 129 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).