Seoul Monthly Climate Averages
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 78°F Lo 66°F | Hi 82°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 | 1.4 in | 2.3 in | 3.3 in | 4.7 in | 5.8 in | 17.3 in | 12.8 in | 6.2 in | 3 in | 3.4 in | 1.6 in |
61% | 58% | 59% | 61% | 67% | 72% | 81% | 78% | 70% | 62% | 62% | 61% |
34% | 32% | 30% | 31% | 29% | 33% | 47% | 39% | 31% | 24% | 35% | 35% |
30.3 in | 30.2 in | 30.1 in | 30.0 in | 29.9 in | 29.8 in | 29.7 in | 29.8 in | 29.9 in | 30.1 in | 30.2 in | 30.3 in |
19 | 22 | 26 | 25 | 26 | 25 | 20 | 21 | 25 | 28 | 24 | 18 |
4 | 2 | 3 | 5 | 5 | 6 | 11 | 10 | 5 | 3 | 4 | 5 |
8 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 |
2 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 2 | 1 |
302 | 282 | 317 | 300 | 318 | 309 | 275 | 307 | 309 | 337 | 288 | 300 |
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 28°C Lo 23°C | Hi 29°C Lo 24°C | Hi 26°C Lo 20°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 | 13 km/h | 13 km/h |
25 mm | 35 mm | 59 mm | 83 mm | 119 mm | 147 mm | 438 mm | 325 mm | 156 mm | 77 mm | 86 mm | 40 mm |
61% | 58% | 59% | 61% | 67% | 72% | 81% | 78% | 70% | 62% | 62% | 61% |
34% | 32% | 30% | 31% | 29% | 33% | 47% | 39% | 31% | 24% | 35% | 35% |
1025 mb | 1024 mb | 1020 mb | 1016 mb | 1011 mb | 1008 mb | 1007 mb | 1008 mb | 1014 mb | 1020 mb | 1022 mb | 1024 mb |
19 | 22 | 26 | 25 | 26 | 25 | 20 | 21 | 25 | 28 | 24 | 18 |
4 | 2 | 3 | 5 | 5 | 6 | 11 | 10 | 5 | 3 | 4 | 5 |
8 | 4 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 |
2 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 2 | 1 |
302 | 282 | 317 | 300 | 318 | 309 | 275 | 307 | 309 | 337 | 288 | 300 |
Month |
Avg. Temperatures |
Avg. Wind Speed |
Avg. Precipitation |
Average Humidity |
Avg. Cloud Cover |
Pressure Average |
Average Dry Days |
Avg. Precip. Days |
Avg. Snow Days |
Average Fog Days |
Average UV Index |
Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.