Seoul in April
sweet spot busy · 3rd of the 7 months that clear the bar
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The numbers
| Daily high | 14°C |
|---|---|
| Nightly low | 9°C |
| Feels like, afternoon | 11°C |
| Rainy days | 5 · 57 mm |
| Humidity | 74% |
| Sunshine | 10.0 h/day |
| Daylight | 13.0 h/day |
| Crowds | 65 / 100, higher is quieter |
Ten-year averages for this calendar month. A rainy day is one with at least 2 mm.
What April is known for
- Peak season — Spring is a popular time due to cherry blossom festivals and mild weather.
Written by a language model from the climate figures; the numbers above are measured and win where the two disagree.
What to pack
- Warm layers for the evenings, which drop to about 9°C.
- Sun protection: about 10 hours of sunshine a day.
Each line is a threshold over the ten-year figures above, not advice from anywhere else.
Before you go
| Cost of living | cheap — prices run about 57% of the United States' (World Bank, 2025) |
|---|---|
| Currency | Won |
| Languages | Korean, Korean Sign Language |
| Plugs | Type C and F, 220 V |
| Driving | On the right |
| Emergency | 112, 119, 113 |
| Calling code | +82 |
| Travel advice | No advice against travel — UK Foreign Office, updated 2026-05-14 |
Health. Before you travel check that: your destination can provide the healthcare you may need you have appropriate travel insurance for local treatment or unexpected medical evacuation This is particularly important if you have a health condition or are pregnant. Emergency medical number Call 119 and ask for an ambulance. Contact your insurance company quickly if you’re referred to a medical facility for… More.
Facts from Wikidata (CC0), the UK Foreign Office (Open Government Licence) and the World Bank, refreshed 2026-09-23. The advisory is written for British travellers; entry rules depend on your passport.
The other months at Seoul
- January avoid
- February avoid
- March ok
- April
- May sweet spot
- June sweet spot
- July avoid
- August avoid
- September ok
- October ok
- November ok
- December avoid
← March · All twelve months at Seoul · May →
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