Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
In December, the average high-temperature decreases considerably from a cool 10.2°C (50.4°F) in November to a cold 1.9°C (35.4°F). Haeju's temperature drops to an average low of -3.6°C (25.5°F) during the nights of December.Humidity
In Haeju, the average relative humidity in December is 67%.Rainfall
In Haeju, during December, the rain falls for 5.4 days and regularly aggregates up to 13mm (0.51") of precipitation. Throughout the year, in Haeju, there are 101.6 rainfall days, and 591mm (23.27") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. The month with the most snowfall is December, when snow falls for 5.8 days and typically aggregates up to 27mm (1.06") of snow.Sea temperature
In December, the average sea temperature is 7.9°C (46.2°F).Note: Entering waters of 7.9°C (46.2°F) is life-endangering. A mere moment in 13°C (55.4°F) waters feels piercing cold, and below 10°C (50°F) it can lead to immediate cold shock and cessation of breathing control, depending on body resilience.
Daylight
The month with the shortest days in Haeju, North Korea, is December, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 07:34 and sunset at 17:17. On the last day of December, sunrise is at 07:53 and sunset at 17:27 KST.
Sunshine
November and December, with an average of 5.5h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 2 during December leads to these advisories:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
How cold is it in Haeju in December?
What is the average humidity in December in Haeju?
How many days does it rain in December in Haeju?
What is the snowiest month in Haeju?
How many days does it snow in December in Haeju?
How cold is the water in December in Haeju?
What is the month with the shortest days in Haeju?
What is the average length of the day in December in Haeju?
What time are sunrise and sunset in December in Haeju?
What is the month with the least sunshine in Haeju?
How long on average sun shines in December in Haeju?
What are the months with the lowest UV index in Haeju?
What is the UV index intensity in December in Haeju?
Average temperature in December
Haeju, North Korea
- Average high temperature in December: 1.9°C
The warmest month (with the highest average high temperature) is August (28°C).
The month with the lowest average high temperature is January (-0.3°C).
- Average low temperature in December: -3.6°C
The month with the highest average low temperature is August (21°C).
The coldest month (with the lowest average low temperature) is January (-5.9°C).
Average pressure in December
Haeju, North Korea
- Average pressure in December: 1024.5mbar
The month with the highest atmospheric pressure is January (1025.6mbar).
The month with the lowest atmospheric pressure is July (1006.5mbar).
Average wind speed in December
Haeju, North Korea
- Average wind speed in December: 13.6km/h
The windiest month (with the highest average wind speed) is March (14km/h).
The calmest month (with the lowest average wind speed) is September (8.7km/h).
Average humidity in December
Haeju, North Korea
- Average humidity in December: 67%
The month with the highest relative humidity is July (85%).
The months with the lowest relative humidity are March and April (58%).
Average rainfall in December
Haeju, North Korea
- Average rainfall in December: 13mm
The wettest month (with the highest rainfall) is July (144mm).
The driest month (with the least rainfall) is January (10mm).
Average rainfall days in December
Haeju, North Korea
- Average rainfall days in December: 5.4 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (2.4 days).
Average snowfall in December
Haeju, North Korea
- Average snowfall in December: 27mm
The month with the highest snowfall is December (27mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Haeju, North Korea
- Average snowfall days in December: 5.8 days
The month with the highest number of snowfall days is December (5.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in December
Haeju, North Korea
- Average sea temperature in December: 7.9°C
The best month for swimming (with the highest average sea temperature) is August (22.9°C).
The coldest month (with the lowest average sea temperature) is February (2.3°C).
Average daylight in December /
Average sunshine in December
Haeju, North Korea
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 5h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The months with the least sunshine are November and December (Average sunshine: 5h and 30min).
Average sunshine days in December
Haeju, North Korea
- Average sunshine days in December: 20.8 days
The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is August (10.2 days).
Average UV index in December
Haeju, North Korea
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Haeju, North Korea
- Average cloud cover in December: 37
The month with the most cloud cover is July (Cloud cover 52).
The month with the least cloud cover is October (Cloud cover 23).
Average visibility in December
Haeju, North Korea
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, October, November and December (10km).
The month with the lowest visibility is July (8km).
Haeju, North Korea
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