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South Korea weather in April

South Korea in April averages 13°C (55°F), 76 mm of rain and 7.3 hours of sun a day.

Of the twelve months in South Korea, April is the sixth coldest, the sixth wettest and the second sunniest.

South Korea
Average temp
13°C (55°F)

7–19°C · 44–66°F

Rainfall
76 mm

Showers likely

Sunshine
7.3 h

hours per day

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What is South Korea like in April?

Daytime

Days are mild.

Rain

Some rain is likely; pack for showers.

Evening

Evenings are cooler. A layer helps after sunset.

What should I pack for South Korea in April?

  • A light rain jacket

    About 76 mm falls this month — showers rather than washouts.

  • A warm mid-layer

    Nights drop to around 7°C (44°F).

April compared with March and May

April in South Korea is 6.1°C warmer than March and 24 mm wetter than it, which averages 7°C (44°F).

April in South Korea is 5.7°C cooler than May and 21 mm drier than it, which averages 19°C (65°F).

Daylight in South Korea in April

On 15 April the sun is up for 13 hours 7 minutes in South Korea, rising about 05:55 and setting about 19:02 local time.

April ends 1 hour 3 minutes longer than it begins, so the last week of the month is a different length of day from the first.

That is 1 hour 28 minutes short of June, the longest-lit month here.

South Korea weather by month

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 1 Oct 2026358 places covered

How April compares with the rest of the year

April is highlighted. Every other month links to its own page.

South Korea weather by month: average temperature, rainfall, sunshine for each month, from 1991–2020 climate normals
MonthAverageRainfall
January-1°C / 31°F27 mm
February2°C / 35°F37 mm
March7°C / 44°F52 mm
April13°C / 55°F76 mm
May19°C / 65°F97 mm
June23°C / 73°F180 mm
July26°C / 78°F309 mm
August27°C / 80°F315 mm
September22°C / 71°F158 mm
October15°C / 59°F54 mm
November8°C / 47°F47 mm
December1°C / 34°F28 mm

Similar weather in April

Other destinations whose April averages sit close to this one.

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FAQs about South Korea in April

April climate averages for South Korea, 1991–2020.

South Korea averages 13°C (55°F) in April, ranging from about 7°C (44°F) at night to 19°C (66°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.

Some. About 76 mm falls across April, enough to need a light jacket but not enough to reshape a trip.

No. April averages 13°C (55°F) against 19°C (65°F) in May — 5.7°C cooler.

April is 6.1°C warmer than March, and 24 mm wetter.

It is outside the easiest window. The most comfortable stretch here is May to October; April sits outside it, which usually means more heat, more rain, or both — worth it if you would rather have the place to yourself.

About 7.3 hours of sun a day on the 1991–2020 average.

This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what April is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.

About 13 hours 7 minutes of daylight in mid-April, against 14 hours 35 minutes in June and 9 hours 44 minutes in December.

On 15 April, sunrise is about 05:55 and sunset about 19:02 local time. Both shift across the month — the month ends 1 hour 3 minutes longer than it starts.