World > Asia > South Korea
Seoul, South Korea Climate Averages
EUMETNETSeoul Monthly Averages
12 Month Weather Scroll °F 
°C
°C
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 34°F Lo 25°F | Hi 39°F Lo 30°F | Hi 49°F Lo 39°F | Hi 59°F Lo 48°F | Hi 69°F Lo 57°F | Hi 77°F Lo 66°F | Hi 81°F Lo 73°F | Hi 84°F Lo 75°F | Hi 78°F Lo 67°F | Hi 67°F Lo 56°F | Hi 53°F Lo 44°F | Hi 38°F Lo 30°F |
| 8 mph | 8 mph | 8 mph | 8 mph | 7 mph | 6 mph | 6 mph | 6 mph | 6 mph | 7 mph | 8 mph | 8 mph |
| 1 in | 1.5 in | 2.3 in | 3.5 in | 4.7 in | 5.6 in | 18.1 in | 13.1 in | 5.9 in | 3.2 in | 3.3 in | 1.7 in |
| 62% | 59% | 59% | 62% | 68% | 73% | 82% | 79% | 71% | 63% | 62% | 62% |
| 34% | 32% | 29% | 31% | 29% | 31% | 47% | 38% | 30% | 23% | 34% | 36% |
| 30.8 in | 30.7 in | 30.6 in | 30.5 in | 30.3 in | 30.2 in | 30.2 in | 30.2 in | 30.4 in | 30.6 in | 30.7 in | 30.7 in |
| 20 | 20 | 21 | 19 | 19 | 13 | 7 | 7 | 15 | 21 | 15 | 17 |
| 7 | 5 | 8 | 10 | 10 | 13 | 21 | 21 | 12 | 8 | 12 | 9 |
| 8 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
| 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 |
| 2 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 2 | 1 |
| 298 | 282 | 323 | 300 | 321 | 317 | 274 | 311 | 310 | 341 | 291 | 301 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 1°C Lo -4°C | Hi 4°C Lo -1°C | Hi 10°C Lo 4°C | Hi 15°C Lo 9°C | Hi 21°C Lo 14°C | Hi 25°C Lo 19°C | Hi 27°C Lo 23°C | Hi 29°C Lo 24°C | Hi 25°C Lo 19°C | Hi 20°C Lo 14°C | Hi 12°C Lo 7°C | Hi 3°C Lo -1°C |
| 12 km/h | 12 km/h | 13 km/h | 12 km/h | 11 km/h | 9 km/h | 10 km/h | 10 km/h | 10 km/h | 11 km/h | 12 km/h | 13 km/h |
| 26 mm | 37 mm | 57 mm | 89 mm | 120 mm | 142 mm | 460 mm | 332 mm | 149 mm | 80 mm | 84 mm | 42 mm |
| 62% | 59% | 59% | 62% | 68% | 73% | 82% | 79% | 71% | 63% | 62% | 62% |
| 34% | 32% | 29% | 31% | 29% | 31% | 47% | 38% | 30% | 23% | 34% | 36% |
| 1025 mb | 1023 mb | 1020 mb | 1016 mb | 1011 mb | 1008 mb | 1007 mb | 1008 mb | 1014 mb | 1020 mb | 1022 mb | 1024 mb |
| 20 | 20 | 21 | 19 | 19 | 13 | 7 | 7 | 15 | 21 | 15 | 17 |
| 7 | 5 | 8 | 10 | 10 | 13 | 21 | 21 | 12 | 8 | 12 | 9 |
| 8 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
| 0 | 0 | 0 | 0 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 |
| 2 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 2 | 1 |
| 298 | 282 | 323 | 300 | 321 | 317 | 274 | 311 | 310 | 341 | 291 | 301 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Barometric Pressure |
| Average Dry Days |
| Avg. Precip. Days |
| Average Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
