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
December
Weather in December
Temperature
As December unfolds, the average high-temperature reaches a cold 4.4°C (39.9°F), hinting at a slight fluctuation from the previous month. Arna registers a small shift from peak daytime temperatures, with a consistent average low-temperature of 2.1°C (35.8°F) during December.Humidity
In Arna, the average relative humidity in December is 78%.Rainfall
In Arna, in December, it is raining for 21.8 days, with typically 198mm (7.8") of accumulated precipitation. In Arna, during the entire year, the rain falls for 226.5 days and collects up to 1565mm (61.61") of precipitation.Snowfall
Months with snowfall in Arna are January through May, October through December. In December, it is snowing for 7 days. Throughout December, 109mm (4.29") of snow is accumulated. In Arna, during the entire year, snow falls for 36.1 days and aggregates up to 473mm (18.62") of snow.Daylight
The month with the shortest days in Arna is December, with an average of 5h and 54min of daylight.On the first day of December in Arna, Norway, sunrise is at 09:17 and sunset at 15:37. On the last day of the month, sunrise is at 09:44 and sunset at 15:38 CET.
Sunshine
The month with the least sunshine in Arna is December, with an average of 2.3h of sunshine.UV index
January through March, October through 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 low threat to health from exposure to the Sun's UV radiation for the average person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Arna?
What is the average humidity in December in Arna?
How much does it rain in Arna in December?
How many days does it snow in December in Arna?
What is the month with the shortest days in Arna?
What is the average length of the day in December in Arna?
When is the sunrise / sunset in December in Arna?
What is the month with the least sunshine in Arna?
How many hours of sunshine does Arna have in December?
What is the month with the lowest UV index in Arna?
How high is the UV index in December in Arna?
Average temperature in December
Arna, Norway
- Average high temperature in December: 4.4°C
The warmest month (with the highest average high temperature) is August (16.1°C).
The month with the lowest average high temperature is January (2.8°C).
- Average low temperature in December: 2.1°C
The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is February (0°C).
Average pressure in December
Arna, Norway
- Average pressure in December: 1005.8mbar
The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1005.8mbar).
Average wind speed in December
Arna, Norway
- Average wind speed in December: 21.1km/h
The windiest months (with the highest average wind speed) are January and December (21.1km/h).
The calmest month (with the lowest average wind speed) is June (13.6km/h).
Average humidity in December
Arna, Norway
- Average humidity in December: 78%
The month with the highest relative humidity is March (81%).
The months with the lowest relative humidity are May and October (75%).
Average rainfall in December
Arna, Norway
- Average rainfall in December: 198mm
The wettest month (with the highest rainfall) is October (201mm).
The driest month (with the least rainfall) is April (73mm).
Average rainfall days in December
Arna, Norway
- Average rainfall days in December: 21.8 days
The month with the highest number of rainy days is August (22.2 days).
The month with the least rainy days is February (14.8 days).
Average snowfall in December
Arna, Norway
- Average snowfall in December: 109mm
The month with the highest snowfall is January (127mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Arna, Norway
- Average snowfall days in December: 7 days
The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Arna, Norway
- Average daylight in December: 5h and 5min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in December: 2h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 18min).
Average sunshine days in December
Arna, Norway
- Average sunshine days in December: 5.4 days
The month with the most sunshine days is May (12 days).
The month with the least sunshine days is December (5.4 days).
Average UV index in December
Arna, Norway
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Arna, Norway
- Average cloud cover in December: 67
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is May (Cloud cover 47).
Average visibility in December
Arna, Norway
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
