South Korea Climate
Climate Zone and Historical Climate Data
South Korea Climatic Classifications
| Code | Description | Group | Number of states/regions | States/regions |
|---|---|---|---|---|
| Cfa | Humid subtropical, no dry season | Temperate | 6 | Busan Chungcheongnam-do Gwangju Jeju-do Jeollanam-do Ulsan |
| Dwa | Humid continental, severe dry winter, hot summer | Cold (continental) | 5 | Chungcheongbuk-do Gyeonggi-do Gyeongsangbuk-do Sejong Seoul |
| Cwa | Humid subtropical, dry winter | Temperate | 3 | Daegu Gyeongsangnam-do Incheon |
| Dfa | Humid continental, no dry season, hot summer | Cold (continental) | 2 | Daejeon Jeollabuk-do |
| Dwb | Humid continental, severe dry winter, warm summer | Cold (continental) | 1 | Gangwon-do |
Summary: Most regions (6) in South Korea lie in the Humid subtropical, no dry season climate zone (Köppen: Cfa). The mean average of annual temperatures range from a high of 15.87°C (60.57°F) in Jeju-do to a low of 9.04°C (48.27°F) in Gangwon-do.
Climate South Korea: Weather By Month
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Nov | Oct | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record high °C (°F) | 6.87(44.37) | 8.11(46.6) | 12.38(54.28) | 17.7(63.86) | 23.89(75.0) | 27.75(81.95) | 29.69(85.44) | 30.57(87.03) | 26.14(79.05) | 20.44(68.79) | 15.06(59.11) | 9.02(48.24) | 30.57(87.03) |
| Average high °C (°F) | 2.23(36.01) | 5.12(41.22) | 10.75(51.35) | 16.24(61.23) | 22.1(71.78) | 25.87(78.57) | 28.07(82.53) | 29.26(84.67) | 24.92(76.86) | 19.33(66.79) | 12.23(54.01) | 4.19(39.54) | 16.69(62.04) |
| Daily mean °C (°F) | -0.73(30.69) | 2.02(35.64) | 7.41(45.34) | 12.8(55.04) | 18.63(65.53) | 22.74(72.93) | 25.47(77.85) | 26.47(79.65) | 21.73(71.11) | 15.85(60.53) | 9.28(48.7) | 1.5(34.7) | 13.6(56.48) |
| Average low °C (°F) | -4.3(24.26) | -1.95(28.49) | 2.3(36.14) | 6.9(44.42) | 12.03(53.65) | 16.5(61.7) | 20.76(69.37) | 21.55(70.79) | 16.63(61.93) | 10.94(51.69) | 5.29(41.52) | -1.86(28.65) | 8.73(47.71) |
| Record low °C (°F) | -11.09(12.04) | -8.23(17.19) | -3.14(26.35) | 1.64(34.95) | 7.02(44.64) | 11.36(52.45) | 16.05(60.89) | 16.14(61.05) | 10.79(51.42) | 5.14(41.25) | -0.65(30.83) | -8.48(16.74) | -11.09(12.04) |
| Average precipitation mm (inches) | 35.29(1.39) | 49.2(1.94) | 72.47(2.85) | 105.77(4.16) | 111.29(4.38) | 146.31(5.76) | 305.35(12.02) | 271.28(10.68) | 167.75(6.6) | 95.65(3.77) | 59.83(2.36) | 42.42(1.67) | 121.88(4.8) |
| Average precipitation days (≥ 1.0 mm) | 5.21 | 5.48 | 7.36 | 8.37 | 7.95 | 12.4 | 18.77 | 18.1 | 10.63 | 5.74 | 6.9 | 6.24 | 9.43 |
| Average relative humidity (%) | 65.88 | 62.22 | 62.43 | 65.33 | 70.51 | 76.76 | 84.43 | 82.15 | 78.03 | 70.87 | 67.51 | 65.58 | 70.98 |
| Mean monthly sunshine hours | 7.31 | 9.23 | 10.27 | 11.54 | 12.98 | 13.1 | 12.22 | 12.32 | 10.34 | 8.79 | 7.47 | 7.24 | 10.23 |
South Korea Climate Graph
South Korea’s Cities by Temperature
South Korea’s states/regions ranking by average yearly temperature:
| Jeju-do | 15.87°C | 60.57°F | |
| Busan | 15.56°C | 60.01°F | |
| Jeollanam-do | 15.15°C | 59.27°F | |
| Ulsan | 14.66°C | 58.39°F | |
| Gwangju | 14.48°C | 58.06°F | |
| Daegu | 14.1°C | 57.38°F | |
| Jeollabuk-do | 14.0°C | 57.2°F | |
| Seoul | 13.89°C | 57.0°F | |
| Incheon | 13.69°C | 56.64°F | |
| Sejong | 13.55°C | 56.39°F | |
| Chungcheongnam-do | 13.47°C | 56.25°F | |
| Gyeongsangnam-do | 13.38°C | 56.08°F | |
| Chungcheongbuk-do | 13.24°C | 55.83°F | |
| Daejeon | 13.05°C | 55.49°F | |
| Gyeongsangbuk-do | 12.34°C | 54.21°F | |
| Gyeonggi-do | 11.7°C | 53.06°F | |
| Gangwon-do | 9.04°C | 48.27°F |
Popular places in South Korea
- Inje-dong Jeollanam-do
- Bongmyeong-dong Chungcheongbuk-do
- Sansu-dong Gwangju
- Ahyeon-dong Seoul
- Bupyeong-dong 4(sa)-ga Busan
- Yeonsu-gu Incheon
- Nonsan Chungcheongnam-do
- Daerim-ri Jeju-do
- Jeonpo-dong Busan
- Sumang-ri Jeju-do
- Seomun-dong Chungcheongbuk-do
- Taepyeong-dong Jeollabuk-do
- Seocheon-gun Chungcheongnam-do
- Daedong-ri Chungcheongbuk-do
- Botong-ri Sejong
- Bongseon 1(il)-dong Gwangju
- Seonggeon-dong Gyeongsangbuk-do
- Nongso 2(i)-dong Ulsan
- Tosan-ri Jeju-do
- Igok-dong Daegu
- Hwasu-dong Incheon
- Sinheung-ri Sejong
- Junghwasan 1(il)-dong Jeollabuk-do
- Juhyeon-dong Jeollabuk-do
- Beomjeon-dong Busan
- Segye-ri Gyeongsangbuk-do
- Hwanggeum-dong Gwangju
- Yeocheon-dong Ulsan
- Bakchon-dong Incheon
- Bonghwang-dong Gyeongsangnam-do
- Galsan-dong Incheon
- Mangmi-dong Busan
- Gamgok-myeon Chungcheongbuk-do
- Suncheon Jeollanam-do
- Yeongdeungpo-gu Seoul
- Sinchon-dong Gwangju
- Gaeun-dong Gangwon-do
- Yeongcheon-ri Jeollanam-do
- Mareuk-dong Gwangju
- Dajeong-dong Sejong
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