Where to Go for Great Weather
South Korea · Regional climate

Sejongwhen to go

Regional slice of South Korea with its own temperature profile. Best months here: Apr · May · Oct.

Range
4–31 °C
Compare
+1.2°C vs. South Korea mean
Country
South Korea
TZ
Asia/Seoul
Region match
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12-month climate · Sejong

How the year moves in Sejong

Ten years of ERA5, aggregated over Sejong itself rather than over South Korea as a whole — the same series the month-by-month scores below are built from.

Temperature°C
Temperature · 12-month climatologySejong, South Korea. Average daytime high by month in °C. Lowest in January (4.0), highest in August (31.3). Monthly means: 4.0, 6.4, 13.8, 19.9, 24.6, 28.7, 30.3, 31.3, 26.8, 20.4, 13.5, 5.3.
View data table
MonthAverage daytime high (°C)
January4.0
February6.4
March13.8
April19.9
May24.6
June28.7
July30.3
August31.3
September26.8
October20.4
November13.5
December5.3
Rainfallmm
Rainfall · 12-month climatologySejong, South Korea. Rainfall by month in mm. Lowest in January (24), highest in July (273). Monthly means: 24, 34, 49, 71, 89, 121, 273, 201, 172, 83, 42, 32.
View data table
MonthRainfall (mm)
January24
February34
March49
April71
May89
June121
July273
August201
September172
October83
November42
December32
Sunshinehr / day
Sunshine · 12-month climatologySejong, South Korea. Sunshine hours by month in hr / day. Lowest in July (4.6), highest in March (7.4). Monthly means: 5.8, 6.7, 7.4, 7.3, 7.2, 6.5, 4.6, 4.9, 5.1, 5.7, 5.6, 5.2.
View data table
MonthSunshine hours (hr / day)
January5.8
February6.7
March7.4
April7.3
May7.2
June6.5
July4.6
August4.9
September5.1
October5.7
November5.6
December5.2
Other regions · South Korea

Nearby and comparable

Safety · 6 governments

What the governments say about South Korea

Combined advisory · most-cautious-wins
Exercise normal precautions
Highest level across 6 governments · Advisory last changed
See breakdown by country
AU

Exercise normal precautions

Changed Checked www.smartraveller.gov.au
CA

Exercise normal precautions

Changed Checked travel.gc.ca
DE

Exercise normal precautions

Changed Checked www.auswaertiges-amt.de
UK

Exercise normal precautions

Changed Checked www.gov.uk
US

Exercise normal precautions

Changed Checked travel.state.gov

Parts of South Korea carry a higher advisory — up to level 4, "Do not travel". The governments concerned name a region rather than a boundary, so the carve-out is not drawn on the map and is not reflected in the combined level above. Follow the source links for where it applies.

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