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 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
December, with its high-temperature average of -0.5°C (31.1°F) and a low-temperature average of -4°C (24.8°F), is the coldest month.Humidity
The average relative humidity in December is 84%.Rainfall
In December, in Hólmavík, the rain falls for 5.9 days. Throughout December, 35mm (1.38") of precipitation is accumulated. Throughout the year, in Hólmavík, there are 115.7 rainfall days, and 313mm (12.32") of precipitation is accumulated.Snowfall
Months with snowfall in Hólmavík are January through June, September through December. In Hólmavík, in December, snow falls for 9.7 days, with typically accumulated 84mm (3.31") of snow. Throughout the year, in Hólmavík, there are 68.1 snowfall days, and 512mm (20.16") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 3h and 24min of daylight.On the first day of the month, sunrise is at 11:09 and sunset at 15:22. On the last day of December, in Hólmavík, Iceland, sunrise is at 11:47 and sunset at 15:12 GMT.
Sunshine
In Hólmavík, the average sunshine in December is 1.9h.UV index
The months with the lowest UV index in Hólmavík are March, October through December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily maximum UV index of 1 in December interprets into the following advice:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Enhance your sun protection with tightly woven, yet airy clothing. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
What is the coldest month in Hólmavík?
How cold is it in Hólmavík in December?
What is the average humidity in December in Hólmavík?
How many days does it rain in December in Hólmavík?
How many days does it snow in December in Hólmavík?
What is the month with the shortest days in Hólmavík?
How many hours of daylight does Hólmavík have in December?
What time are sunrise and sunset in December in Hólmavík?
How many hours of sunshine does Hólmavík have in December?
What are the months with the lowest UV index in Hólmavík?
How high is the UV index in December in Hólmavík?
Average temperature in December
Hólmavík, Iceland
- Average high temperature in December: -0.5°C
The warmest month (with the highest average high temperature) is July (11.8°C).
The month with the lowest average high temperature is December (-0.5°C).
- Average low temperature in December: -4°C
The month with the highest average low temperature is July (7.4°C).
The coldest month (with the lowest average low temperature) is December (-4°C).
Average pressure in December
Hólmavík, Iceland
- Average pressure in December: 999.8mbar
The month with the highest atmospheric pressure is June (1014.4mbar).
The month with the lowest atmospheric pressure is January (998mbar).
Average wind speed in December
Hólmavík, Iceland
- Average wind speed in December: 22km/h
The windiest month (with the highest average wind speed) is December (22km/h).
The calmest month (with the lowest average wind speed) is July (13.9km/h).
Average humidity in December
Hólmavík, Iceland
- Average humidity in December: 84%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are May and June (75%).
Average rainfall in December
Hólmavík, Iceland
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is September (36mm).
The driest month (with the least rainfall) is June (15mm).
Average rainfall days in December
Hólmavík, Iceland
- Average rainfall days in December: 5.9 days
The months with the highest number of rainy days are August and September (13.3 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in December
Hólmavík, Iceland
- Average snowfall in December: 84mm
The month with the highest snowfall is January (106mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in December
Hólmavík, Iceland
- Average snowfall days in December: 9.7 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are July and August (0.1 days).
Average daylight in December /
Average sunshine in December
Hólmavík, Iceland
- Average daylight in December: 3h and 2min
The month with the longest days is June (Average daylight: 22h and 48min).
The month with the shortest days is December (Average daylight: 3h and 24min).
- Average sunshine in December: 1h and 5min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The month with the least sunshine is June (Average sunshine: 0h and 42min).
Average sunshine days in December
Hólmavík, Iceland
- Average sunshine days in December: 13.5 days
The month with the most sunshine days is June (15.8 days).
The month with the least sunshine days is April (11.8 days).
Average UV index in December
Hólmavík, Iceland
- Average UV index in December: 1
The months with the highest UV index are May, June and July (UV index 3).
The months with the lowest UV index are March, October, November and December (UV index 1).
Average cloud cover in December
Hólmavík, Iceland
- Average cloud cover in December: 64
The month with the most cloud cover is March (Cloud cover 67).
The month with the least cloud cover is June (Cloud cover 55).
Average visibility in December
Hólmavík, Iceland
- Average visibility in December: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).
Hólmavík, Iceland
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