Seoul
Decide whether to visit or live in Seoul, then explore current conditions, local people, the map, and concise sourced context.
Check visit & living safetyUpdated Friday, September 11, 2026 · sourced live layer and versioned editorial content
AI-assisted, evidence-constrained research · how this page is made
Would you visit or live in Seoul?
Choose your plan and circumstances. The result changes immediately using today's advisory, weather, air-quality, and sourced local signals.
Climate normals · 2016–2025
When to go: Seoul month by month
Judged purely on 2016–2025 weather records, the friendliest months in Seoul are typically April, May and September, with average daytime highs around 18–25°C. August is usually the warmest month (average high 29°C), January the coldest (average low -7°C), and July the wettest (about 315 mm). These are long-run averages, not a forecast.
| Month | Avg high (°C) | Avg low (°C) | Rain (mm) | Sunshine (h/day) |
|---|---|---|---|---|
| January | 1.8 | -6.9 | 19 | 7.7 |
| February | 4.6 | -4.9 | 26 | 8.5 |
| March | 11.6 | 0.6 | 41 | 9.1 |
| April | 17.7 | 6.8 | 64 | 9.4 |
| May | 22.6 | 12.2 | 112 | 9.7 |
| June | 27.0 | 17.9 | 127 | 9.6 |
| July | 29.2 | 22.5 | 315 | 8.3 |
| August | 29.4 | 22.6 | 279 | 9.2 |
| September | 25.3 | 17.4 | 154 | 8.3 |
| October | 18.5 | 9.5 | 85 | 7.9 |
| November | 11.0 | 1.6 | 51 | 7.6 |
| December | 2.9 | -5.6 | 28 | 7.2 |
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Interactive geography
See Seoul in context
Keep the deeper context
Stable history, culture, districts, and practical reference remain in the main reading flow while the live layers above continue changing.
01 · OverviewSeoul, in brief
Seoul, officially Seoul Special Metropolitan City, is the capital and largest city of South Korea, and the largest city in the whole of Korea. The broader Seoul Metropolitan Area, encompassing Seoul, Gyeonggi Province and Incheon, emerged as the world's sixth largest metropolitan economy in 2022, behind New York, Tokyo, Los Angeles, Paris, and London, and hosts more than half of South Korea's population. Although Seoul's population peaked at over 10 million, it has gradually decreased since 2014, standing at about 9.6 million residents as of 2024.
Frequently Asked Questions about Seoul
Essential geographic, demographic, currency, and travel context verified from primary records.
01 · Q&AWhere is Seoul located and what are its coordinates?
Seoul is situated in South Korea at geographic coordinates 37.5660, 126.9784 with an elevation of an elevation monitored in local geographic surveys.
02 · Q&AWhat is the population and time zone of Seoul?
Seoul has a recorded population of approximately 10,349,312 and observes the Asia/Seoul time zone (KRW).
03 · Q&AWhat languages and currency are used in Seoul?
Official and commonly spoken languages in Seoul include ko-KR, en, and the circulating currency is KRW.
04 · Q&AHow can I check live conditions and daily updates for Seoul?
Today's Atlas provides continuous tracking for Seoul, featuring real-time weather conditions, daylight cycles, local geographic signals, and verified daily briefs.