January weather forecast
Donghae, South Korea

January

Weather in January

A quick transition from the frosty year-end to an equally brisk January establishes Donghae, South Korea's winter continuity. Although cold, the city does not yet face its coldest month. Nevertheless, the January weather is a clear indication of a traditional winter climate. Shivering, icy conditions provide a stark contrast to the coming spring months. Exceptionally, January's lowest temperature is certified at a frosty -3.1°C (26.4°F).

Temperature

January is the coldest month, with the temperature often reaching an average high of 5.2°C (41.4°F) and an average low of -3.1°C (26.4°F).

Humidity

In Donghae, the average relative humidity in January is 49.5%.

Rainfall

In Donghae, in January, it is raining for 5.7 days, with typically 51mm (2.01") of accumulated precipitation. In Donghae, during the entire year, the rain falls for 107.8 days and collects up to 1279mm (50.35") of precipitation.

Sea temperature

In Donghae, the average seawater temperature in January is 11.7°C (53.1°F).
Note: Staying in 11.7°C (53.1°F) waters for just a few moments at 13°C (55.4°F) can be harrowing, and below 10°C (50°F) poses breathing and cold shock risks, depending on individual tolerance.

Daylight

The average length of the day in January is 9h and 55min.
On the first day of January, sunrise is at 07:38 and sunset at 17:15. On the last day of the month, sunrise is at 07:28 and sunset at 17:45 KST.

Sunshine

In January, the average sunshine is 5.8h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 2 in January translates into this advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Employ a wide-brim hat for potent defense against up to 50% of UV rays.

Frequently asked questions

What is the coldest time of year?
January, noted for its average high-temperature of 5.2°C (41.4°F) and an average low-temperature of -3.1°C (26.4°F), is considered the coldest month.
How cold is January?
The high-temperature during January is 5.2°C (41.4°F) and the low-temperature is -3.1°C (26.4°F).
What is the average humidity in January?
In January, the average relative humidity is 49.5%.
How many days does it rain in January?
In Donghae, in January, it is raining for 5.7 days, with typically 51mm (2.01") of accumulated precipitation.
How cold is the water in January?
In Donghae, in January, the average water temperature is 11.7°C (53.1°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.
How many hours of daylight does Donghae have in January?
In Donghae, the average day length in January is 9h and 55min.
What time are sunrise and sunset in January?
On the first day of January in Donghae, sunrise is at 07:38 and sunset at 17:15. On the last day of the month, sunrise is at 07:28 and sunset at 17:45 KST.
How many hours of sunshine does Donghae have in January?
The average sunshine duration in January is 5.8h.
What are the months with the lowest UV index?
The months with the lowest UV index are January and December, with an average maximum UV index of 2.
What is the UV index reading in January?
In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average humidity
Average rainfall
Average rainfall days
Average sea temperature
Average daylight
Average sunshine
Average UV index
Average temperature in January - Donghae, South Korea
Average temperature in January
Donghae, South Korea
  • Average high temperature in January: 5.2°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 January: -3.1°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 January - Donghae, South Korea
Average humidity in January
Donghae, South Korea
  • Average humidity in January: 49.5%

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 January - Donghae, South Korea
Average rainfall in January
Donghae, South Korea
  • Average rainfall in January: 51mm

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

Average rainfall days in January - Donghae, South Korea
Average rainfall days in January
Donghae, South Korea
  • Average rainfall days in January: 5.7 days

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

Average sea temperature in January - Donghae, South Korea
Average sea temperature in January
Donghae, South Korea
  • Average sea temperature in January: 11.7°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 January / Average sunshine in January - Donghae, South Korea
Average daylight in January /
Average sunshine in January
Donghae, South Korea
  • Average daylight in January: 9h and 5min

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 January: 5h and 5min

The month with the most sunshine is April (Average sunshine: 7h and 0min).
The month with the least sunshine is July (Average sunshine: 4h and 42min).

Average UV index in January - Donghae, South Korea
Average UV index in January
Donghae, South Korea
  • Average UV index in January: 2

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).

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