March weather forecast
Seoul, South Korea

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The Dongdaemun Gate in Seoul city, South Korea
The Dongdaemun Gate in Seoul city, South Korea

Weather in March

March acts as a bridge between winter and spring, with temperatures ranging from -3.4°C (25.9°F) to 10.4°C (50.7°F). The soft spring breeze brings a sense of renewal to Seoul, as colorful flowers start blooming around the city. The daylight hours extend, enriching daily activities and sightseeing. The shift in temperatures stimulates increased precipitation, leading to more frequent showers. As April arrives, the weather legs toward warmer and longer days.

Temperature

March witnesses an increase in the average high-temperature, moving from an icy 4.7°C (40.5°F) in February to a fresh 10.4°C (50.7°F). In March, the recorded average low-temperature is a wintry 1.6°C (34.9°F).

Humidity

In March, the average relative humidity is 57.8%.

Rainfall

In Seoul, in March, it is raining for 7.4 days, with typically 47mm (1.85") of accumulated precipitation. Throughout the year, there are 108.8 rainfall days, and 1451mm (57.13") of precipitation is accumulated.

Daylight

In March, the average length of the day is 11h and 58min.
On the first day of March, sunrise is at 07:03 and sunset at 18:25. On the last day of the month, sunrise is at 06:18 and sunset at 18:53 KST.

Sunshine

The average sunshine in March is 6.1h.

UV index

The average daily maximum UV index in March in Seoul is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: The UV index of 5 in March translates into these instructions:
Ensure safety - Imperative it is to shield skin and eyes from damage. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.

Frequently asked questions

What are the temperatures in March?

Seoul in March has an average high-temperature of 10.4°C (50.7°F) and an average low-temperature of 1.6°C (34.9°F).

What is the average humidity in March?

In Seoul, the average relative humidity in March is 57.8%.

How many days does it rain in March?

In Seoul, during March, the rain falls for 7.4 days and regularly aggregates up to 47mm (1.85") of precipitation.

What is the average length of the day in March?

In Seoul, the average day length in March is 11h and 58min.

When is the sunrise / sunset in March?

In March, on the first day of the month, sunrise is at 07:03 and sunset at 18:25. On the last day of the month, in Seoul, South Korea, sunrise is at 06:18 and sunset at 18:53 KST.

How long on average sun shines in March?

In Seoul, the average sunshine duration in March is 6.1h.

What is the UV index reading in March?

In Seoul, the average daily maximum UV index in March is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in March
Seoul, South Korea

Average temperature in March - Seoul, South Korea
  • Average high temperature in March: 10.4°C

The warmest month (with the highest average high temperature) is August (29.6°C).
The month with the lowest average high temperature is January (1.5°C).

  • Average low temperature in March: 1.6°C

The month with the highest average low temperature is August (22.4°C).
The coldest month (with the lowest average low temperature) is January (-5.9°C).

Average humidity in March
Seoul, South Korea

Average humidity in March - Seoul, South Korea
  • Average humidity in March: 57.8%

The month with the highest relative humidity is July (78.3%).
The month with the lowest relative humidity is April (56.2%).

Average rainfall in March
Seoul, South Korea

Average rainfall in March - Seoul, South Korea
  • Average rainfall in March: 47.2mm

The wettest month (with the highest rainfall) is July (394.7mm).
The driest month (with the least rainfall) is January (20.8mm).

Average rainfall days in March
Seoul, South Korea

Average rainfall days in March - Seoul, South Korea
  • Average rainfall days in March: 7.4 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (5.8 days).

Average daylight in March /
Average sunshine in March
Seoul, South Korea

Average daylight in March / Average sunshine in March - Seoul, South Korea
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in March: 6h and 1min

The month with the most sunshine is May (Average sunshine: 6h and 54min).
The month with the least sunshine is July (Average sunshine: 3h and 54min).

Average UV index in March
Seoul, South Korea

Average UV index in March - Seoul, South Korea
  • Average UV index in March: 5

The month with the highest UV index is July (UV index 10).
The months with the lowest UV index are January and December (UV index 2).

Seoul, South Korea

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