May weather forecast
Daejeon, South Korea

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Weather in May

May sees Daejeon transition towards the warmer months, marking significant leaps from the weather encountered in April. The taste of summer is felt as the city warms up, experiencing less rainfall compared to the Spring months. Days in May offers extended daylight hours, allowing for more activities under the sun. While the temperatures begin to climb, the conditions remain within a comfortable range. However, bear in mind that the rising humidity marks the onset of a muggy season.

Temperature

May's arrival in Daejeon signals an increase in average high-temperatures, moving from April's refreshing 16.7°C (62.1°F) to an agreeable 22.7°C (72.9°F). A stark contrast in day to night temperatures can be seen in Daejeon in May, with an average low-temperature of 10.2°C (50.4°F).

Humidity

In Daejeon, the average relative humidity in May is 71%.

Rainfall

In Daejeon, in May, it is raining for 8.9 days, with typically 44mm (1.73") of accumulated precipitation. Throughout the year, in Daejeon, there are 133.5 rainfall days, and 747mm (29.41") of precipitation is accumulated.

Snowfall

In Daejeon, snow does not fall in May through October.

Daylight

In May, the average length of the day in Daejeon is 14h and 6min.
On the first day of May, sunrise is at 05:36 and sunset at 19:18. On the last day of the month, sunrise is at 05:14 and sunset at 19:42 KST.

Sunshine

May has the most sunshine of the year, with an average of 10h of sunshine.

UV index

In May, the average daily maximum UV index in Daejeon is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: An average maximum UV index of 5 in May leads to these recommendations:
Heed the precautions - It is counselled to guard against solar damage. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What are May temperatures in Daejeon?

The high-temperature, in May, in Daejeon, is 22.7°C (72.9°F), while the low-temperature averages to 10.2°C (50.4°F).

What is the average humidity in May in Daejeon?

The average relative humidity in May in Daejeon is 71%.

How many days does it rain in May in Daejeon?

In May, the rain falls for 8.9 days. Throughout May, 44mm (1.73") of precipitation is accumulated.

When it does not snow in Daejeon?

In Daejeon, snow does not fall in May through October.

Does it snow in Daejeon in May?

In May, in Daejeon, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May in Daejeon?

The average day length in May in Daejeon, South Korea, is 14h and 6min.

When are sunrise and sunset in May in Daejeon?

On the first day of May in Daejeon, South Korea, sunrise is at 05:36 and sunset at 19:18. On the last day of the month, sunrise is at 05:14 and sunset at 19:42 KST.

What month has the most sunshine in Daejeon?

The month with the most sunshine is May, with an average of 10h of sunshine.

How many hours of sunshine does Daejeon have in May?

In May, the average sunshine duration is 10h.

How high is the UV index in May in Daejeon?

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Daejeon, South Korea

Average temperature in May - Daejeon, South Korea
  • Average high temperature in May: 22.7°C

The warmest month (with the highest average high temperature) is August (28.9°C).
The month with the lowest average high temperature is January (1.3°C).

  • Average low temperature in May: 10.2°C

The month with the highest average low temperature is August (20.1°C).
The coldest month (with the lowest average low temperature) is January (-6.1°C).

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Average pressure in May
Daejeon, South Korea

Average pressure in May - Daejeon, South Korea
  • Average pressure in May: 1011.6mbar

The month with the highest atmospheric pressure is January (1025.2mbar).
The month with the lowest atmospheric pressure is July (1007.2mbar).

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Average wind speed in May
Daejeon, South Korea

Average wind speed in May - Daejeon, South Korea
  • Average wind speed in May: 8.4km/h

The windiest month (with the highest average wind speed) is March (9.7km/h).
The calmest month (with the lowest average wind speed) is June (6.5km/h).

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Average humidity in May
Daejeon, South Korea

Average humidity in May - Daejeon, South Korea
  • Average humidity in May: 71%

The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is March (63%).

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Average rainfall in May
Daejeon, South Korea

Average rainfall in May - Daejeon, South Korea
  • Average rainfall in May: 44mm

The wettest month (with the highest rainfall) is July (175mm).
The driest month (with the least rainfall) is January (17mm).

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Average rainfall days in May
Daejeon, South Korea

Average rainfall days in May - Daejeon, South Korea
  • Average rainfall days in May: 8.9 days

The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is February (5.1 days).

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Average snowfall in May
Daejeon, South Korea

Average snowfall in May - Daejeon, South Korea
  • Average snowfall in May: 0mm

The month with the highest snowfall is December (40mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

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Average snowfall days in May
Daejeon, South Korea

Average snowfall days in May - Daejeon, South Korea
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is December (8.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Daejeon, South Korea

Average daylight in May / Average sunshine in May - Daejeon, South Korea
  • Average daylight in May: 14h and 1min

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

  • Average sunshine in May: 10h and 0min

The month with the most sunshine is May (Average sunshine: 10h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).

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Average sunshine days in May
Daejeon, South Korea

Average sunshine days in May - Daejeon, South Korea
  • Average sunshine days in May: 20.4 days

The month with the most sunshine days is October (22.5 days).
The month with the least sunshine days is July (6.2 days).

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Average UV index in May
Daejeon, South Korea

Average UV index in May - Daejeon, South Korea
  • Average UV index in May: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Daejeon, South Korea

Average cloud cover in May - Daejeon, South Korea
  • Average cloud cover in May: 30

The month with the most cloud cover is July (Cloud cover 54).
The month with the least cloud cover is October (Cloud cover 26).

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Average visibility in May
Daejeon, South Korea

Average visibility in May - Daejeon, South Korea
  • Average visibility in May: 9km

The months with the highest visibility are February and March (10km).
The month with the lowest visibility is July (7km).

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Daejeon, South Korea

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