Donghae
South Korea
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Donghae, South Korea

May, the last month of the spring, in Donghae, is an agreeable month, with temperature in the range of an average low of 12°C (53.6°F) and an average high of 20.6°C (69.1°F).

Temperature

In Donghae, South Korea, the average high-temperature marginally rises, from a comfortable 16.6°C (61.9°F) in April, to a pleasant 20.6°C (69.1°F). In May, in Donghae, the average low-temperature is 12°C (53.6°F).

Humidity

In May, the average relative humidity is 68.7%.

Rainfall

In Donghae, in May, it is raining for 9.3 days, with typically 74mm (2.9") of accumulated precipitation. Throughout the year, there are 107.8 rainfall days, and 1278.9mm (50.4") of precipitation is accumulated.

Sea temperature

In Donghae, in May, the average water temperature is 15.3°C (59.5°F). For swimming, a surface water temperature of 15.3°C (59.5°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

Daylight

In Donghae, South Korea, the average length of the day in May is 14.2h.

Sunshine

In Donghae, the average sunshine in May is 6.7h.

UV index

In Donghae, the average daily maximum UV index is 8. A UV Index of 8 to 10 symbolizes a very high health risk from unsafe exposure to the UV radiation for ordinary individuals.
The daily maximum UV index of 8 interpret into the following advice:
Take special precautions, as unprotected skin can be damaged and can burn quickly. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in May in Donghae?

The average high-temperature, in May, is 20.6°C (69.1°F), while the average low-temperature is 12°C (53.6°F).

What is the average humidity in May in Donghae?

In Donghae, the average relative humidity in May is 68.7%.

How many days does it rain in May in Donghae?

In Donghae, South Korea, during May, the rain falls for 9.3 days and regularly aggregates up to 74mm (2.9") of precipitation.

What is the sea temperature in May in Donghae?

In May, the average sea temperature is 15.3°C (59.5°F). For swimming, a surface water temperature of 15.3°C (59.5°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

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

The average length of the day in May in Donghae is 14.2h.

How many hours of sunshine does Donghae have in May?

The average sunshine in May in Donghae is 6.7h.

How high is the UV index in May in Donghae?

In Donghae, South Korea, the average daily maximum UV index in May is 8. A UV Index of 8 to 10 symbolizes a very high health threat from the exposure to the Sun's UV rays.
Average temperature in May - Donghae, South Korea
  • Average high temperature in May: 20.6°C

The warmest month (with the highest average high temperature) is August (27.3°C).
The month with the lowest average high temperature is January (5.2°C).

  • Average low temperature in May: 12°C

The month with the highest average low temperature is August (20.7°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).

Average humidity in May - Donghae, South Korea
  • Average humidity in May: 68.7%

The month with the highest relative humidity is August (82.6%).
The month with the lowest relative humidity is December (46.8%).

Average rainfall in May - Donghae, South Korea
  • Average rainfall in May: 74mm

The wettest month (with the highest rainfall) is September (241.1mm).
The driest month (with the lowest rainfall) is December (21.3mm).

Average rainfall days in May - Donghae, South Korea
  • Average rainfall days in May: 9.3 days

The month with the highest number of rainy days is August (15 days).
The month with the lowest number of rainy days is December (3.9 days).

Average sea temperature in May - Donghae, South Korea
  • Average sea temperature in May: 15.3°C

The best month for swimming (with the highest average sea temperature) is August (24.3°C).
The coldest month (with the lowest average sea temperature) is March (9.5°C).

Average daylight in May / Average sunshine in May - Donghae, South Korea
  • Average daylight in May: 14.2h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).

  • Average sunshine in May: 6.7h

The month with most sunshine is April (Average sunshine: 7h).
The month with least sunshine is July (Average sunshine: 4.7h).

Average UV index in May - Donghae, South Korea
  • Average UV index in May: 8

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