Jeollanam-do, South Korea Weather

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

Current conditions

Updated:
3°C
37.4°F
°C °F

Condition: Clear Sky

Pressure: 1,002 hPa

Feel like: 0 °C

Temperature: 3°C

Cloud: 0%

Humidity: 74%

Wind: SE - 7 km/h

Visibility: 24.14 km

Weather forecast

Mon
19 Jan
-7°C / 0°C
Overcast
Tue
20 Jan
-7°C / -2°C
Overcast
Wed
21 Jan
-8°C / -3°C
Snow Fall Slight
Thu
22 Jan
-6°C / 1°C
Overcast
Fri
23 Jan
-7°C / 2°C
Overcast
Hourly forecast today:
01:00 AM
0° /
0° /
Clear Sky
74% 12 km/h
02:00 AM
2° /
2° /
Clear Sky
73% 13 km/h
03:00 AM
4° /
4° /
Clear Sky
73% 13 km/h
04:00 AM
4° / 10°
4° / 10°
Clear Sky
66% 10 km/h
05:00 AM
3° / 11°
3° / 11°
Clear Sky
59% 10 km/h
06:00 AM
3° / 12°
3° / 12°
Clear Sky
54% 11 km/h
07:00 AM
2° / 12°
2° / 12°
Mainly Clear
50% 12 km/h
08:00 AM
1° / 11°
1° / 11°
Mainly Clear
51% 13 km/h
09:00 AM
1° /
1° /
Mainly Clear
59% 16 km/h
10:00 AM
1° /
1° /
Mainly Clear
69% 12 km/h
11:00 AM
1° /
1° /
Mainly Clear
77% 6 km/h

30 Day Averages and Extremes

  • Average high 3.33°C
  • Average low -4.63°C
  • Hottest day 14°C (14 January 2026)
  • Coldest day -8°C (31 December 2025)
  • Average humidity 72.3%
  • Days with precipitation 11 days
  • Highest precipitation 13 mm (10 January 2026)

Yesterday's Data

  • Max: 12°C
  • Min: -3°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 cold weather in Jeollanam-do, with temperatures ranging from -1ºC to 2ºC (30.2ºF to 35.6ºF), you should wear:
- Hat and gloves, particularly for early mornings or evenings
- Closed-toe shoes or boots
- Warm jacket or medium-weight coat
- Long pants (jeans or other thick materials)

Temperature

Early
4°C / 9°C
Morning
1°C / 9°C
Afternoon
0°C / 2°C
Evening
-6°C / 1°C

Air quality

Good

Satisfactory air quality, minimal pollution, low risk

  • CO2 458
  • CO 247
  • NH3 0
  • NO2 40
  • O3 23
  • PM10 16
  • PM25 16
  • SO2 12
  • CH4 1,455

Sunrise / Sunset

22:37
08:47