December weather forecastUtti, Finland

December

Weather in December

December, the first month of the winter in Utti, is still a freezing cold month, with an average temperature fluctuating between -1.2°C (29.8°F) and -4.6°C (23.7°F).

Temperature

The transition into December involves a small decrease in the average high-temperature, dipping slightly from a cold 2.5°C (36.5°F) in November to a freezing cold -1.2°C (29.8°F). Utti marks an average drop to -4.6°C (23.7°F) during nighttime in December, following the high of the day.

Humidity

In Utti, the average relative humidity in December is 93%.

Rainfall

In Utti, in December, it is raining for 8.4 days, with typically 46mm (1.81") of accumulated precipitation. In Utti, during the entire year, the rain falls for 132 days and collects up to 453mm (17.83") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Utti, in December, during 21.2 snowfall days, 224mm (8.82") of snow is typically accumulated. Throughout the year, there are 104.4 snowfall days, and 1089mm (42.87") of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 5h and 48min of daylight.
On the first day of the month, sunrise is at 08:55 and sunset at 15:07. On the last day of December, in Utti, sunrise is at 09:23 and sunset at 15:07 EET.

Sunshine

The month with the least sunshine in Utti is December, with an average of 1.1h of sunshine.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum UV index of 1 in December translates into the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.

Frequently asked questions

In December, the average high-temperature and low-temperature are -1.2°C (29.8°F) and -4.6°C (23.7°F) respectively.

In Utti, the average relative humidity in December is 93%.

In Utti, in December, during 8.4 rainfall days, 46mm (1.81") of precipitation is typically accumulated.

In December, it is snowing for 21.2 days. Throughout December, 224mm (8.82") of snow is accumulated.

With an average of 5h and 48min of daylight, December has the shortest days of the year.

In Utti, the average day length in December is 5h and 45min.

On the first day of December, sunrise is at 08:55 and sunset at 15:07. On the last day of the month, sunrise is at 09:23 and sunset at 15:07 EET.

December has the least sunshine of the year in Utti, with an average of 1.1h of sunshine.

In Utti, the average sunshine duration in December is 1.1h.

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1.

The average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
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
Utti, Finland

  • Average high temperature in December: -1.2°C

The warmest month (with the highest average high temperature) is July (21.6°C).
The month with the lowest average high temperature is January (-4.3°C).

  • Average low temperature in December: -4.6°C

The month with the highest average low temperature is July (13°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).

Average pressure in December
Utti, Finland

  • Average pressure in December: 1008.7mbar

The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1008.7mbar).

Average wind speed in December
Utti, Finland

  • Average wind speed in December: 13.8km/h

The windiest month (with the highest average wind speed) is December (13.8km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).

Average humidity in December
Utti, Finland

  • Average humidity in December: 93%

The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is May (68%).

Average rainfall in December
Utti, Finland

  • Average rainfall in December: 46mm

The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is April (25mm).

Average rainfall days in December
Utti, Finland

  • Average rainfall days in December: 8.4 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is February (3.5 days).

Average snowfall in December
Utti, Finland

  • Average snowfall in December: 224mm

The month with the highest snowfall is February (231mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Utti, Finland

  • Average snowfall days in December: 21.2 days

The month with the highest number of snowfall days is January (21.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
Utti, Finland

  • Average daylight in December: 5h and 48min

The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 48min).

  • Average sunshine in December: 1h and 6min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 1h and 6min).

Average sunshine days in December
Utti, Finland

  • Average sunshine days in December: 5.5 days

The month with the most sunshine days is May (17.3 days).
The month with the least sunshine days is December (5.5 days).

Average UV index in December
Utti, Finland

  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in December
Utti, Finland

  • Average cloud cover in December: 79

The months with the most cloud cover are January and February (Cloud cover 80).
The months with the least cloud cover are July and August (Cloud cover 40).

Average visibility in December
Utti, Finland

  • Average visibility in December: 7km

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