Kinzan weather in September

In September, Kinzan sees average daytime highs of 25°C and overnight lows near 16°C, with 146 mm of rain across 9.9 wet days and about 12.2 hours of daylight. It is the 4th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 23°C by the end. The sky is clear or mostly clear about 30% of the time in September, and the air most often feels humid.

Daylight stretches from about 12 h 48 min at the start of September to 11 h 42 min by month's end. Set against the rest of the year, September is Kinzan's 9th-clearest and 11th-windiest month. For the whole year in context, see Kinzan's year-round climate.

Daytime high
25°
4th warmest
Overnight low
16°
9th coldest
Rainfall
146 mm
9.9 wet days
Daylight
12 h 12 min
6:18 AM – 6:31 PM
Cloud cover
60%
9th clearest
Wind
7 km/h
11th windiest
Solar energy
4.17 kWh/m²
Travel score
6.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 26°C in the first days to 23°C by the end.

A typical September day in Kinzan 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 21°C and 28°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12719
22719
32619
42618
52618
62618
72618
82618
92617
102517
112517
122517
132517
142516
152516
162516
172416
182415
192415
202415
212415
222415
232314
242314
252314
262314
272313
282313
292213
302213

How September really feels in Kinzan

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.

Kinzan 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 / -6°285.84.59.80.0
Feb / -4°365.22.710.60.4
Mar11° / 607.72.611.72.9
Apr18° / 848.10.312.95.9
May23° / 12°898.5013.97.0
Jun26° / 17°14010.5014.46.3
Jul28° / 21°24016.8014.24.9
Aug29° / 21°21116.2013.44.9
Sep25° / 16°1469.9012.26.7
Oct19° / 605.6011.16.9
Nov12° / 456.70.410.13.5
Dec / -3°295.52.79.60.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 56%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13664
23664
33763
43763
53862
63961
73961
84060
94159
104258
114258
124258
134258
144456
154555
164555
174555
184654
194753
204753
214753
224951
234951
245050
255050
264951
275050
285149
295149
305248

Chance of precipitation in September

Any precipitation

Kinzan gets around 146 mm of rain over 9.9 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 34% and peaks near 47% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
147
246
345
445
544
643
742
841
940
1039
1138
1237
1336
1435
1534
1633
1732
1830
1929
2028
2127
2227
2326
2426
2526
2625
2725
2824
2924
3023

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 21% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1216323119
2317333017
3318352816
4419362714
5520372613
6621382511
7722382310
882338228
992438217
10112538206
11132637195
12152636184
13182734184
14202833173
15232831163
16252929152
17282927142
18313025131
19343024121
20363022111
21393020101
2242301991
2345291881
2447291771
2550281661
2653271550
2755261450
2859241340
2960231340
3063221230

Wind in September

Winds average 7 km/h in September.

Across September, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
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
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 48 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 66 minutes over September. Sunrise moves from 6:06 AM to 6:29 AM, and sunset from 6:54 PM to 6:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:066:54
212.86:066:52
312.76:076:51
412.76:086:49
512.76:096:48
612.66:106:46
712.66:106:45
812.56:116:43
912.56:126:42
1012.56:136:40
1112.46:146:39
1212.46:146:37
1312.36:156:36
1412.36:166:34
1512.36:176:33
1612.26:186:31
1712.26:186:30
1812.16:196:28
1912.16:206:26
2012.16:216:25
2112.06:226:23
2212.06:226:22
2312.06:236:20
2411.96:246:19
2511.96:256:17
2611.86:266:16
2711.86:276:14
2811.86:276:13
2911.76:286:11
3011.76:296:10

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.17 kWh/m².

For context, solar energy here swings from a low near 2.37 kWh/m² to a high of 5.87 kWh/m² in May across the year — September's 4.17 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.2Bright
194.1Bright
204.1Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.0Bright
304.0Bright
Planning a trip in September

Hazard calendar for Kinzan

In seasonPeak

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

Kinzan's rainy season runs June–September, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Kinzan?

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

6.7
Sightseeing
3rd-best month of the year
5.8
Beach & pool
3rd-best month of the year

September is a reasonable time to visit Kinzan for sightseeing.

What to pack for Kinzan in September

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

In September, Kinzan sees daytime highs around 25°C and nights near 16°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

UV index in Kinzan in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kinzan peaks around August 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateAug 15UV 9Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr7High
May8Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep8Very high
Oct5High
Nov4Moderate
Dec2Moderate

Air quality in Kinzan 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 Kinzan is worst in March — around 69 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (July, 39 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMar 1668 µg/m³Jul 2239 µg/m³
PM2.5 (µg/m³)Level
Jan57Unhealthy
Feb61Unhealthy
Mar69Unhealthy
Apr59Unhealthy
May52Poor
Jun49Poor
Jul39Poor
Aug40Poor
Sep51Poor
Oct58Unhealthy
Nov61Unhealthy
Dec54Poor
Location & terrain

Where is Kinzan?

Kinzan sits at 36.1°N, 127.5°E, 160 m above sea level, in South Korea. The nearest listed city is Okcheon, 23 km away.

YŏnmuJinan-gunNonsanWanjuJeonju

Topography around Kinzan

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

Within 3 km, the terrain around Kinzan has significant variations in elevation — a maximum elevation change of 312 m around an average of 188 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 790 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,594 m.

The land around Kinzan is covered by trees (39%), cropland (23%) and artificial surfaces (20%) within 3 km, trees (80%) within 16 km, and trees (71%) and cropland (20%) within 80 km.

3 km
312 m
16 km
790 m
80 km
1,594 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Okcheon 23 km · Yeongdong 27 km · Daejeon 29 km · Yŏnmu 35 km · Jinan-gun 35 km · Nonsan 38 km · Wanju 42 km · Jeonju 44 km

South Korea travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
220 V · 60 Hz
Prices
≈ 57% of US
price level, 2025
GDP per capita
$36,227
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.5
per 100k, 2023
Road deaths
8.6
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 522
Religion
none 60%Protestant 17%Buddhist 16%Catholic 6%

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 Kinzan (36.1031°, 127.4889°, elevation 160 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. 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).