Ayang-ni weather in September

In September, Ayang-ni sees average daytime highs of 25°C and overnight lows near 16°C, with 92 mm of rain across 6.7 wet days and about 12.3 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 27°C in the first days to 23°C by the end. The sky is clear or mostly clear about 38% of the time in September, and the air most often feels humid.

Daylight stretches from about 12 h 54 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Ayang-ni's 9th-clearest and 12th-windiest month. For the whole year in context, see Ayang-ni's year-round climate.

Daytime high
25°
4th warmest
Overnight low
16°
9th coldest
Rainfall
92 mm
6.7 wet days
Daylight
12 h 12 min
6:24 AM – 6:38 PM
Cloud cover
54%
9th clearest
Wind
8 km/h
12th windiest
Solar energy
4.39 kWh/m²
Travel score
7.3
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 27°C in the first days to 23°C by the end.

A typical September day in Ayang-ni reaches about 25°C in the afternoon and slips back to 16°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 28°C. Set against its neighbours, September runs about 4°C cooler than August and about 6°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12719
22719
32719
42719
52718
62618
72618
82618
92617
102617
112617
122617
132517
142516
152516
162516
172516
182515
192515
202415
212415
222415
232414
242414
252314
262314
272313
282313
292313
302213

How September really feels in Ayang-ni

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.

Ayang-ni weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -8°133.22.49.60.0
Feb / -5°183.51.910.50.1
Mar / -0°274.6111.72.3
Apr16° / 506.40.1135.7
May22° / 12°857.40147.2
Jun26° / 17°989.1014.66.7
Jul28° / 21°25014.5014.45.3
Aug29° / 22°22513.9013.55.2
Sep25° / 16°926.7012.37.3
Oct19° / 4050116.9
Nov10° / 406.30.79.92.6
Dec / -5°194.229.40.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 15% of September, with mostly cloudy or overcast conditions the remaining 48%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14852
24951
34951
45050
54951
65050
74951
84951
94951
104951
115050
125050
135050
145050
155248
165248
175248
185446
195446
205446
215545
225644
235644
245644
255644
265644
275743
285743
295743
305743

Chance of precipitation in September

Any precipitation

Ayang-ni gets around 92 mm of rain over 6.7 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 23% and peaks near 33% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
133
232
331
430
529
628
727
826
925
1024
1123
1222
1322
1421
1520
1620
1720
1819
1919
2019
2119
2219
2319
2419
2520
2620
2720
2820
2919
3019

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 27% of days. Sticky, muggy-or-worse air turns up on roughly 25% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12102737212
23112936202
33123035181
44133134161
55143234151
66153233131
77163332121
89173331100
91019332990
101220332870
111321322760
121522322550
131724312450
141925302240
152126292030
162327291830
172528281720
182729271520
192830271310
203031261210
213232251010
22343324910
23363323710
24383422600
25403421500
26423420400
27453419300
28473317200
29503216200
30533115100

Wind in September

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

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

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 54 min at the start of September to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over September. Sunrise moves from 6:10 AM to 6:37 AM, and sunset from 7:03 PM to 6:16 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.96:107:03
212.86:117:01
312.86:126:59
412.76:136:58
512.76:146:56
612.76:156:55
712.66:166:53
812.66:176:51
912.56:186:50
1012.56:186:48
1112.56:196:47
1212.46:206:45
1312.46:216:43
1412.36:226:42
1512.36:236:40
1612.26:246:38
1712.26:256:37
1812.26:266:35
1912.16:276:34
2012.16:276:32
2112.06:286:30
2212.06:296:29
2311.96:306:27
2411.96:316:25
2511.96:326:24
2611.86:336:22
2711.86:346:20
2811.76:356:19
2911.76:366:17
3011.76:376:16

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 2.22 kWh/m² to a high of 5.89 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
124.5Bright
134.5Bright
144.4Bright
154.4Bright
164.4Bright
174.4Bright
184.4Bright
194.4Bright
204.3Bright
214.3Bright
224.3Bright
234.3Bright
244.3Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.1Bright
304.1Bright
Planning a trip in September

Hazard calendar for Ayang-ni

In seasonPeak

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

Ayang-ni sits in the Pacific typhoon belt; the season peaks July–October.

Ayang-ni's rainy season runs July–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 September a good time to visit Ayang-ni?

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

7.3
Sightseeing
1st-best month of the year
6.4
Beach & pool
2nd-best month of the year

September is one of the better times to visit Ayang-ni for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Ayang-ni in September

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

In September, Ayang-ni sees daytime highs around 25°C and nights near 16°C. Worth packing: light clothes. About 7 days see rain.

light clothes

Sea temperature near Ayang-ni in September

The nearest coast averages about 23°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 42 km away) is warmest in August at about 25°C and coldest in February near 2°C.

It's comfortable for a long swim from Jul 3 to Oct 5 — about 3.1 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan4Bracing
Feb2Bracing
Mar5Bracing
Apr9Bracing
May13Bracing
Jun18Cool
Jul22Refreshing
Aug25Warm
Sep23Refreshing
Oct18Cool
Nov13Bracing
Dec8Bracing

UV index in Ayang-ni 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 Ayang-ni peaks around August 13 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 19 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowAug 13UV 8Dec 19UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7High
Jun6High
Jul8Very high
Aug8Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Ayang-ni 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 Ayang-ni is worst in November — around 130 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (July, 58 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyNov 18129 µg/m³Jul 2058 µg/m³
PM2.5 (µg/m³)Level
Jan122Unhealthy
Feb117Unhealthy
Mar121Unhealthy
Apr95Unhealthy
May79Unhealthy
Jun69Unhealthy
Jul58Unhealthy
Aug62Unhealthy
Sep90Unhealthy
Oct115Unhealthy
Nov130Unhealthy
Dec122Unhealthy
Location & terrain

Where is Ayang-ni?

Ayang-ni sits at 38.2°N, 125.8°E, 60 m above sea level, in North Korea. The nearest listed city is Sinwŏn-ŭp, 3.0 km away.

Ch’ŏngdan-ŭpPongch’ŏn-ŭpAnak

Topography around Ayang-ni

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

Within 3 km, the terrain around Ayang-ni has large variations in elevation — a maximum elevation change of 661 m around an average of 121 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 756 m; within 80 km, large variations in elevation — a maximum elevation change of 1,030 m.

The land around Ayang-ni is covered by cropland (62%) and trees (22%) within 3 km, cropland (42%) and trees (37%) within 16 km, and cropland (41%), trees (29%) and water (21%) within 80 km.

3 km
661 m
16 km
756 m
80 km
1,030 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Sinwŏn-ŭp 3.0 km · Chaeryŏng-ŭp 23 km · Haeju 24 km · Sariwŏn-si 29 km · Sinch’ŏn-ŭp 30 km · Ch’ŏngdan-ŭp 33 km · Pongch’ŏn-ŭp 38 km · Anak 39 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 Ayang-ni (38.2472°, 125.7948°, elevation 60 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).