10-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Partly cloudy
7°
Feels like 7°
Wind↑ NNE 5 km/h
Humidity 40 %
Afternoon
Partly cloudy
12°
Feels like 12°
Wind↑ SSW 9 km/h
Humidity 57 %
11-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Partly cloudy
11°
Feels like 11°
Wind↑ NE 1 km/h
Humidity 81 %
💧 0.1 mm
Afternoon
Partly cloudy
16°
Feels like 16°
Wind↑ WSW 11 km/h
Humidity 64 %
💧 0.1 mm
12-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Partly cloudy
12°
Feels like 12°
Wind↑ N 2 km/h
Humidity 80 %
Afternoon
Clear sky
16°
Feels like 16°
Wind↑ W 5 km/h
Humidity 61 %
13-day outlook — past day 10 this is an outlook from the end of the GFS run: expect differences of several degrees.
Night
Mainly clear
13°
Feels like 13°
Wind↑ NE 3 km/h
Humidity 75 %
Afternoon
Overcast
17°
Feels like 17°
Wind↑ N 6 km/h
Humidity 51 %
Gwangmyeong forecast in charts · next 7 days
The week ahead: highs and lows
≈ A week close to the usual temperatures
Highs Lows Usual for the season (1991–2020 average)
Hourly detail
Temperature (°C) Rain (mm) Wind (km/h)
Gwangmyeong climate: what a normal year looks like
The hottest stretch is August, when afternoons average 29 °C; the coldest is January, when nights average −7 °C. Between those two months the average temperature changes by 28 °C.
Nights typically freeze from December to February, the coldest averaging −7 °C in January.
The wet season is concentrated from June to August, which brings 58% of the annual total; July by itself averages 307 mm.
From 14 h 45 min of daylight in late June to 9 h 34 min in late December.
Forecast highs for the coming week average 16 °C, 4 °C cooler than a normal October (20 °C).
30-year averages (1991–2020)
Month
Typical high
Typical low
Rainfall
Jan
2 °C
−7 °C
21 mm
Feb
5 °C
−4 °C
27 mm
Mar
10 °C
1 °C
39 mm
Apr
16 °C
7 °C
70 mm
May
22 °C
13 °C
96 mm
Jun
26 °C
18 °C
135 mm
Jul
28 °C
22 °C
307 mm
Aug
29 °C
23 °C
251 mm
Sep
26 °C
18 °C
125 mm
Oct
20 °C
10 °C
55 mm
Nov
12 °C
3 °C
50 mm
Dec
4 °C
−4 °C
26 mm
Whole year
16 °C
8 °C
1,200 mm
Source: our own processing of the ERA5 reanalysis (Copernicus/ECMWF) for 37.48° N, 126.87° E, 1991–2020. ERA5 averages over a 0.25° grid (about 25 km): hills, a coastline or the heat of the city itself can shift local values by a degree or two.
Air you breathe in Gwangmyeong: pollution and pollen
4/6
Poor
European Air Quality Index (EAQI), from Copernicus CAMS
PM2.532µg/m³
PM1034µg/m³
Copernicus CAMS model, updated several times a day.
Rain radar around Gwangmyeong
Rain observed over the last two hours by official weather radars around Gwangmyeong, followed by the radar forecast for the next hour where the weather service provides one.
--:--
Rain radarLast two hours, then forecast where available · drag the timeline
No open weather radar covers Gwangmyeong yet: the map shows our hour-by-hour rain forecast (ICON, GFS).
Moon over Gwangmyeong
Waning gibbous
79 % illuminated · 19.3 days
Rise 15:46 Set 06:28
Sat31/1069%
Sun1/1159%
Mon2/1149%Last quarter
Tue3/1138%
Wed4/1128%
Thu5/1119%
Fri6/1112%
Sat7/116%
Sun8/112%
Mon9/110%
Tue10/111%New moon
Wed11/113%
Moonrise and moonset in local time (Asia/Seoul); phase and lit fraction from a synodic calculation.
Look up a past day in Gwangmyeong
Curious about the weather in Gwangmyeong on a given day? Choose a date: we read it from the ERA5 reanalysis (ECMWF / Copernicus C3S), which runs until about a week ago.
Gwangmyeong weather at a glance
This page gathers everything about the weather in Gwangmyeong, Gyeonggi-do: conditions now, the forecast for each part of the day and the trend for the coming week. At the moment the sky is “overcast”, it is 12 °C (feels like 12 °C) and the wind blows at 9 km/h.
Expected range today: 10 °C to 18 °C and a dry sky. The forecast comes from the AtmoAtlas engine, which combines ECMWF-AIFS, NOAA GFS and DWD ICON, adjusts cloud cover with METAR reports and uses convective energy (CAPE) to flag storms.
Use the Gwangmyeong forecast in your own website or app: one JSON call returns weather, air quality, tides and sun and moon times. The free key needs no card.
