Gimcheon weather in September

In September, Gimcheon sees average daytime highs of 24°C and overnight lows near 16°C, with 168 mm of rain across 10.3 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 22°C by the end. The sky is clear or mostly clear about 28% of the time in September, and the air most often feels dry.

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 Gimcheon's 9th-clearest and 12th-windiest month. For the whole year in context, see Gimcheon's year-round climate.

Daytime high
24°
4th warmest
Overnight low
16°
9th coldest
Rainfall
168 mm
10.3 wet days
Daylight
12 h 12 min
6:15 AM – 6:29 PM
Cloud cover
62%
9th clearest
Wind
7 km/h
12th windiest
Solar energy
4.05 kWh/m²
Travel score
6.6
out of 10

Gimcheon is city in South Korea.

Density
149/km²
people per km²
Founded
1914

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

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 22°C by the end.

A typical September day in Gimcheon reaches about 24°C in the afternoon and slips back to 16°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 20°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
22619
32618
42618
52618
62618
72618
82518
92517
102517
112517
122517
132517
142516
152416
162416
172416
182415
192415
202415
212315
222315
232314
242314
252314
262314
272213
282213
292213
302213

How September really feels in Gimcheon

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.

Gimcheon 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 / -5°264.43.29.80.0
Feb / -4°324.52.110.60.5
Mar11° / 577.22.211.73.1
Apr18° / 827.90.212.96.0
May23° / 12°918.2013.97.1
Jun26° / 17°14610.5014.46.3
Jul28° / 21°24416.5014.24.9
Aug28° / 21°23716.2013.44.9
Sep24° / 16°16810.3012.26.6
Oct19° / 635.2011.17.0
Nov12° / 425.70.310.13.6
Dec / -3°264.31.79.60.3

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% 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 57%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13664
23664
33763
43763
53862
63862
73862
83862
93961
103862
113961
124060
134060
144159
154258
164258
174357
184456
194555
204555
214555
224654
234753
244753
254753
264852
274852
284951
295050
305149

Chance of precipitation in September

Any precipitation

Gimcheon gets around 168 mm of rain over 10.3 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 35% 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
247
346
445
544
643
743
842
941
1040
1139
1239
1338
1437
1536
1635
1733
1832
1931
2030
2129
2228
2327
2427
2526
2626
2725
2824
2924
3023

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 27% of days. Sticky, muggy-or-worse air turns up on roughly 19% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1218323116
2319333015
3320342913
4421352712
5523352611
6624362510
772536249
882636227
9102736217
10112736206
11132835195
12162834174
13182933164
14212932153
15233031143
16263029132
17293028122
18313026111
19343025101
2037302391
2140302281
2242302071
2345291961
2448291860
2551281650
2654271540
2756261440
2858251340
2960241330
3062231230

Wind in September

Winds average 7 km/h in September, the calmest month.

Across September, daily wind ranges from about 7 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
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
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 6:03 AM to 6:27 AM, and sunset from 6:51 PM to 6:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:036:51
212.86:046:50
312.76:056:48
412.76:056:47
512.76:066:45
612.66:076:44
712.66:086:42
812.56:096:41
912.56:096:39
1012.56:106:38
1112.46:116:36
1212.46:126:35
1312.36:136:33
1412.36:136:32
1512.36:146:30
1612.26:156:29
1712.26:166:27
1812.16:176:26
1912.16:176:24
2012.16:186:22
2112.06:196:21
2212.06:206:19
2312.06:216:18
2411.96:226:16
2511.96:226:15
2611.86:236:13
2711.86:246:12
2811.86:256:10
2911.76:266:09
3011.76:276:07

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.05 kWh/m².

For context, solar energy here swings from a low near 2.47 kWh/m² to a high of 5.86 kWh/m² in May across the year — September's 4.05 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
14.2Bright
24.1Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.1Bright
84.1Bright
94.1Bright
104.1Bright
114.0Bright
124.0Bright
134.0Bright
144.0Bright
154.0Bright
164.0Bright
174.0Bright
184.0Bright
194.0Bright
204.0Bright
214.0Bright
224.0Bright
234.0Bright
244.0Moderate
254.0Moderate
264.0Moderate
274.0Moderate
284.0Moderate
294.0Moderate
304.0Moderate
Planning a trip in September

Hazard calendar for Gimcheon

In seasonPeak

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

Gimcheon'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 Gimcheon?

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

6.6
Sightseeing
3rd-best month of the year
5.6
Beach & pool
4th-best month of the year

September is a reasonable time to visit Gimcheon for sightseeing.

What to pack for Gimcheon in September

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

In September, Gimcheon sees daytime highs around 24°C and nights near 16°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

UV index in Gimcheon 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 Gimcheon peaks around August 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 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 highHighModerateAug 15UV 9Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr7High
May8Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec2Moderate

Air quality in Gimcheon 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 Gimcheon is worst in March — around 63 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (August, 35 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorMar 1762 µg/m³Aug 935 µg/m³
PM2.5 (µg/m³)Level
Jan49Poor
Feb54Poor
Mar63Unhealthy
Apr55Unhealthy
May48Poor
Jun44Poor
Jul35Moderate
Aug35Moderate
Sep41Poor
Oct48Poor
Nov53Poor
Dec46Poor
Location & terrain

Where is Gimcheon?

Gimcheon sits at 36.1°N, 128.1°E, 81 m above sea level, in South Korea. The nearest listed city is Gumi, 19 km away.

KunwiHwawŏnDaegu

Topography around Gimcheon

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

Within 3 km, the terrain around Gimcheon has significant variations in elevation — a maximum elevation change of 414 m around an average of 122 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,064 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,578 m.

The land around Gimcheon is covered by trees (43%) and artificial surfaces (32%) within 3 km, trees (71%) within 16 km, and trees (78%) within 80 km.

3 km
414 m
16 km
1,064 m
80 km
1,578 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Gumi 19 km · Jenzan 21 km · Waegwan 29 km · Yeongdong 31 km · Sangju 33 km · Kunwi 43 km · Hwawŏn 49 km · Daegu 51 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 Gimcheon (36.1218°, 128.1198°, elevation 81 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).