Jeollanam-do, South Korea Weather

Jeollanam-do,  Weather
(Photo by rawkkim on Unsplash)

Current conditions

Updated:
18°C
64.4°F
°C °F

Condition: Clear Sky

Pressure: 996 hPa

Feel like: 19 °C

Temperature: 18°C

Cloud: 13%

Humidity: 92%

Wind: E - 4 km/h

Visibility: 20.98 km

Weather forecast

Sun
20 Sep
15°C / 26°C
Clear Sky
Mon
21 Sep
16°C / 31°C
Overcast
Tue
22 Sep
16°C / 29°C
Overcast
Wed
23 Sep
16°C / 29°C
Overcast
Thu
24 Sep
19°C / 25°C
Overcast
Hourly forecast today:
17:00 PM
16° / 18°
16° / 18°
Clear Sky
92% 9 km/h
18:00 PM
16° / 17°
16° / 17°
Clear Sky
91% 7 km/h
19:00 PM
15° / 16°
15° / 16°
Clear Sky
94% 5 km/h
20:00 PM
15° / 16°
15° / 16°
Clear Sky
94% 3 km/h
21:00 PM
15° / 15°
15° / 15°
Clear Sky
95% 4 km/h
22:00 PM
15° / 15°
15° / 15°
Clear Sky
97% 6 km/h
23:00 PM
16° / 18°
16° / 18°
Clear Sky
92% 11 km/h
00:00 AM
17° / 20°
17° / 20°
Clear Sky
82% 18 km/h
01:00 AM
17° / 22°
17° / 22°
Clear Sky
75% 21 km/h
02:00 AM
17° / 23°
17° / 23°
Clear Sky
70% 25 km/h
03:00 AM
18° / 24°
18° / 24°
Clear Sky
66% 28 km/h

30 Day Averages and Extremes

  • Average high 25.0°C
  • Average low 15.83°C
  • Hottest day 31°C (21 September 2026)
  • Coldest day 9°C (03 October 2026)
  • Average humidity 77.73%
  • Days with precipitation 14 days
  • Highest precipitation 60 mm (25 September 2026)

Yesterday's Data

  • Max: 26°C
  • Min: 16°C
  • Total Precipitation: 0 mm

Temperature and possibility of rain in Jeollanam-do over the next 12 hours

Temperature and possibility of rain in Jeollanam-do in the coming days

Rainfall in Jeollanam-do in the coming days

Jeollanam-do Climate Summary

Jeollanam-do features a Humid subtropical, no dry season (Köppen classification: Cfa), with an average annual temperature of 15.15ºC (59.27ºF), which is about 1.55% higher than the national average for South Korea. Annually, the city experiences approximately 149.26 millimeters (5.88 inches) of rainfall, spread across 115.81 rainy days, accounting for 31.73% of the year.

Longitude 34.8679
Latitude 126.991
Yearly high temperature 17.39ºC (63.3ºF)
Yearly low temperature 11.79ºC (53.22ºF)
Hottest month July 27.69ºC (81.84ºF)
Coldest month January -0.42ºC (31.24ºF)
Yearly precip 149.26mm (5.88in)
Days with rainfall 115.81 days (31.73%)
Driest month January (68.88%)
Wettest month July (83.69%)

Weather averages by month

Month High / Low (°C) Rain
January 4.56° / -0.42° 7.0 days
February 6.65° / 1.16° 7.0 days
March 11.15° / 4.73° 8.36 days
April 16.0° / 9.34° 9.45 days
May 21.49° / 14.67° 8.82 days
June 24.77° / 19.24° 11.09 days
July 27.69° / 22.99° 17.18 days
August 29.46° / 24.62° 15.55 days
September 25.43° / 20.08° 10.64 days
October 20.42° / 14.31° 5.36 days
November 14.08° / 8.73° 7.91 days
December 6.94° / 2.05° 7.45 days

Frequently asked questions

1. What is the hottest month in Jeollanam-do?

July has the highest average monthly temperature (daily mean of 27.69ºC) and January are the coolest (daily mean of -0.42ºC).

2. What should I wear in Jeollanam-do today?

For today's very hot weather in Jeollanam-do, with the high temperatures above 26ºC (78.8ºF), consider wearing:
- Lightweight t-shirt or tank top
- Wide-brimmed sun hat
- Breathable shorts or skirts
- Open-toed sandals or light sneakers

Temperature

Early
19°C / 25°C
Morning
20°C / 22°C
Afternoon
17°C / 19°C
Evening
15°C / 15°C

Air quality

Moderate

Acceptable air quality, some pollutants present, minor health concerns for sensitive individuals

  • CO2 456
  • CO 286
  • NH3 0
  • NO2 38
  • O3 30
  • PM10 24
  • PM25 18
  • SO2 3
  • CH4 1,499

Sunrise / Sunset

21:18
09:32