December weather forecastOtta, Norway

December

Weather in December

The first month of the winter, December, is also a subzero cold month in Otta, Norway, with an average temperature varying between -13°C (8.6°F) and -6.5°C (20.3°F).

Temperature

Otta, Norway, observes a small decrease in the average high-temperature with the arrival of December, falling from November's -3.4°C (25.9°F) to a still subzero cold -6.5°C (20.3°F). An average low-temperature of -13°C (8.6°F) is recorded in the month of December in Otta.

Humidity

The average relative humidity in December is 92%.

Rainfall

In Otta, in December, during 10.4 rainfall days, 27mm (1.06") of precipitation is typically accumulated. In Otta, during the entire year, the rain falls for 168.8 days and collects up to 479mm (18.86") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Otta, in December, during 21.4 snowfall days, 181mm (7.13") of snow is typically accumulated. Throughout the year, there are 119.7 snowfall days, and 1083mm (42.64") of snow is accumulated.

Daylight

With an average of 5h and 24min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 09:13 and sunset at 15:08. On the last day of the month, sunrise is at 09:42 and sunset at 15:07 CET.

Sunshine

The month with the least sunshine is December, with an average of 2.3h of sunshine.

UV index

January, February, April, October through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.
Note: In December, a regular UV index of 1 translates into these guidelines:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. When the Sun is at its strongest around midday, find shade and limit exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.

Frequently asked questions

December temperatures in Otta vary between a high-temperature of -6.5°C (20.3°F) and a low-temperature of -13°C (8.6°F).

In Otta, the average relative humidity in December is 92%.

In Otta, in December, it is raining for 10.4 days, with typically 27mm (1.06") of accumulated precipitation.

In Otta, Norway, during December, snow falls for 21.4 days and regularly aggregates up to 181mm (7.13") of snow.

With an average of 5h and 24min of daylight, December has the shortest days of the year.

The average day length in December is 5h and 26min.

On the first day of December, sunrise is at 09:13 and sunset at 15:08. On the last day of the month, sunrise is at 09:42 and sunset at 15:07 CET.

December has the least sunshine of the year, with an average of 2.3h of sunshine.

In Otta, the average sunshine duration in December is 2.3h.

The months with the lowest UV index are January, February, April, October through December, with an average maximum UV index of 1.

In Otta, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Otta, Norway

  • Average high temperature in December: -6.5°C

The warmest month (with the highest average high temperature) is July (15.6°C).
The month with the lowest average high temperature is January (-7.8°C).

  • Average low temperature in December: -13°C

The month with the highest average low temperature is July (6.5°C).
The coldest month (with the lowest average low temperature) is January (-14.7°C).

Average pressure in December
Otta, Norway

  • Average pressure in December: 1006.6mbar

The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1006.6mbar).

Average wind speed in December
Otta, Norway

  • Average wind speed in December: 9.3km/h

The windiest month (with the highest average wind speed) is September (10km/h).
The calmest month (with the lowest average wind speed) is April (8.4km/h).

Average humidity in December
Otta, Norway

  • Average humidity in December: 92%

The months with the highest relative humidity are January, February and March (93%).
The month with the lowest relative humidity is June (71%).

Average rainfall in December
Otta, Norway

  • Average rainfall in December: 27mm

The wettest month (with the highest rainfall) is July (70mm).
The driest month (with the least rainfall) is April (24mm).

Average rainfall days in December
Otta, Norway

  • Average rainfall days in December: 10.4 days

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in December
Otta, Norway

  • Average snowfall in December: 181mm

The month with the highest snowfall is January (225mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Otta, Norway

  • Average snowfall days in December: 21.4 days

The month with the highest number of snowfall days is December (21.4 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in December /
Average sunshine in December
Otta, Norway

  • Average daylight in December: 5h and 24min

The month with the longest days is June (Average daylight: 19h and 30min).
The month with the shortest days is December (Average daylight: 5h and 24min).

  • Average sunshine in December: 2h and 18min

The month with the most sunshine is June (Average sunshine: 12h and 18min).
The month with the least sunshine is December (Average sunshine: 2h and 18min).

Average sunshine days in December
Otta, Norway

  • Average sunshine days in December: 7.7 days

The month with the most sunshine days is October (11.2 days).
The month with the least sunshine days is July (6.9 days).

Average UV index in December
Otta, Norway

  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 3).
The months with the lowest UV index are January, February, April, October, November and December (UV index 1).

Average cloud cover in December
Otta, Norway

  • Average cloud cover in December: 57

The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is June (Cloud cover 46).

Average visibility in December
Otta, Norway

  • Average visibility in December: 7km

The months with the highest visibility are June and July (9km).
The months with the lowest visibility are January, February, March, April and November (6km).