October weather forecast
Donghae, South Korea

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Weather in October

October in Donghae sees a noticeable reduction in temperature, terrestrial showers, and humidity, introducing the calm nature of autumn. The clear skies and cool atmosphere reflect optimum fall weather. It offers a welcome respite from the saturation and heat of the preceding summer months. Despite the changing season, average sea temperatures remain relatively high at 19.8°C (67.6°F), suggesting a gradual cooling pattern.

Temperature

In Donghae, entering October brings a subtle temperature decrement, reducing from September's moderately hot 23.7°C (74.7°F) to a refreshing 19.7°C (67.5°F). The average nighttime temperature in Donghae lowers to a fresh 10.5°C (50.9°F) throughout October.

Humidity

The average relative humidity in October is 67%.

Rainfall

In Donghae, South Korea, in October, it is raining for 7.7 days, with typically 84mm (3.31") of accumulated precipitation. Throughout the year, in Donghae, there are 107.8 rainfall days, and 1279mm (50.35") of precipitation is accumulated.

Sea temperature

In October, the average sea temperature is 19.8°C (67.6°F).
Note: A surface water temperature of 19.8°C (67.6°F) does not provide an enjoyable swimming experience for most. Breathing control becomes more challenging as the water temperature drops below 21°C (69.8°F).

Daylight

The average length of the day in October is 11h and 14min.
On the first day of the month, sunrise is at 06:19 and sunset at 18:07. On the last day of October, in Donghae, sunrise is at 06:47 and sunset at 17:26 KST.

Sunshine

The average sunshine in October is 6.1h.

UV index

In October, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 5 in October, converts into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

What is the temperature in October in Donghae?

The high-temperature, in October, in Donghae, records 19.7°C (67.5°F), while the low-temperature is 10.5°C (50.9°F). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is computed to be 31°C (87.8°F).

What is the average humidity in October in Donghae?

In October, the average relative humidity in Donghae, South Korea, is 67%.

How many days does it rain in October in Donghae?

In Donghae, South Korea, in October, it is raining for 7.7 days, with typically 84mm (3.31") of accumulated precipitation.

What is the sea temperature in October in Donghae?

In Donghae, the average seawater temperature in October is 19.8°C (67.6°F). Swimming in 19.8°C (67.6°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

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

In Donghae, the average day length in October is 11h and 14min.

When is the sunrise / sunset in October in Donghae?

On the first day of October in Donghae, South Korea, sunrise is at 06:19 and sunset at 18:07. On the last day of the month, sunrise is at 06:47 and sunset at 17:26 KST.

How many hours of sunshine does Donghae have in October?

In Donghae, the average sunshine duration in October is 6.1h.

What is the UV index intensity in October in Donghae?

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

Average temperature in October
Donghae, South Korea

Average temperature in October - Donghae, South Korea
  • Average high temperature in October: 19.7°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 October: 10.5°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).

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Average humidity in October
Donghae, South Korea

Average humidity in October - Donghae, South Korea
  • Average humidity in October: 67%

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

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Average rainfall in October
Donghae, South Korea

Average rainfall in October - Donghae, South Korea
  • Average rainfall in October: 83.5mm

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

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Average rainfall days in October
Donghae, South Korea

Average rainfall days in October - Donghae, South Korea
  • Average rainfall days in October: 7.7 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).

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Average sea temperature in October
Donghae, South Korea

Average sea temperature in October - Donghae, South Korea
  • Average sea temperature in October: 19.8°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).

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Average daylight in October /
Average sunshine in October
Donghae, South Korea

Average daylight in October / Average sunshine in October - Donghae, South Korea
  • Average daylight in October: 11h and 1min

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 October: 6h and 1min

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).

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Average UV index in October
Donghae, South Korea

Average UV index in October - Donghae, South Korea
  • Average UV index in October: 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).

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Donghae, South Korea

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