December weather forecast
Muonio, Finland

Weather in December

The first month of the winter, December, is still a freezing cold month in Muonio, Finland, with temperature in the range of an average high of -6.5°C (20.3°F) and an average low of -12.3°C (9.9°F).

Temperature

In December, the average high-temperature is almost the same as in November - a still freezing cold -6.5°C (20.3°F). In Muonio, Finland, in December, the average low-temperature is -12.3°C (9.9°F).

Humidity

In Muonio, the average relative humidity in December is 94%.

Rainfall

In December, the rain falls for 2.8 days. Throughout December, 29mm (1.14") of precipitation is accumulated. Throughout the year, in Muonio, Finland, there are 107 rainfall days, and 379mm (14.92") of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall in Muonio. The month with the most snowfall in Muonio is December, when snow falls for 21.4 days and typically aggregates up to 213mm (8.39") of snow.

Daylight

In Muonio, the average length of the day in December is 0h and 29min.

Sunshine

The month with the least sunshine in Muonio is December, with an average of 0.4h of sunshine.

UV index

January through April, October through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 1 in December transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Muonio?

In Muonio, Finland, in December, the average high-temperature is -6.5°C (20.3°F), and the average low-temperature is -12.3°C (9.9°F).

What is the average humidity in December in Muonio?

In Muonio, Finland, the average relative humidity in December is 94%.

How much does it rain in Muonio in December?

In Muonio, Finland, in December, it is raining for 2.8 days, with typically 29mm (1.14") of accumulated precipitation.

When does it snow the most in Muonio?

December is the month with the most snowfall. Snow falls for 21.4 days and accumulates 213mm (8.39") of snow.

How much does it snow in Muonio in December?

In Muonio, during December, snow falls for 21.4 days and regularly aggregates up to 213mm (8.39") of snow.

What is the average length of the day in December in Muonio?

In Muonio, Finland, the average day length in December is 0h and 29min.

What is the month with the least sunshine in Muonio?

The month with the least sunshine in Muonio, Finland, is December, with an average of 0.4h of sunshine.

How long on average sun shines in December in Muonio?

In Muonio, the average sunshine duration in December is 0.4h.

What is the month with the lowest UV index in Muonio?

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

What is the UV index reading in December in Muonio?

In Muonio, Finland, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.

Average temperature in December
Muonio, Finland

Average temperature in December - Muonio, Finland
  • Average high temperature in December: -6.5°C

The warmest month (with the highest average high temperature) is July (18.2°C).
The month with the lowest average high temperature is January (-9.3°C).

  • Average low temperature in December: -12.3°C

The month with the highest average low temperature is July (9.8°C).
The coldest month (with the lowest average low temperature) is January (-15.3°C).

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Average pressure in December
Muonio, Finland

Average pressure in December - Muonio, Finland
  • Average pressure in December: 1004.3mbar

The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1004.3mbar).

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Average wind speed in December
Muonio, Finland

Average wind speed in December - Muonio, Finland
  • Average wind speed in December: 11.5km/h

The windiest month (with the highest average wind speed) is June (12.8km/h).
The calmest month (with the lowest average wind speed) is April (10.4km/h).

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Average humidity in December
Muonio, Finland

Average humidity in December - Muonio, Finland
  • Average humidity in December: 94%

The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is June (66%).

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Average rainfall in December
Muonio, Finland

Average rainfall in December - Muonio, Finland
  • Average rainfall in December: 29mm

The wettest month (with the highest rainfall) is July (50mm).
The driest months (with the least rainfall) are February, March and April (21mm).

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Average rainfall days in December
Muonio, Finland

Average rainfall days in December - Muonio, Finland
  • Average rainfall days in December: 2.8 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is February (1.5 days).

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Average snowfall in December
Muonio, Finland

Average snowfall in December - Muonio, Finland
  • Average snowfall in December: 213mm

The month with the highest snowfall is December (213mm).
The months with the least snowfall are July and August (0mm).

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Average snowfall days in December
Muonio, Finland

Average snowfall days in December - Muonio, Finland
  • 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).

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

Average daylight in December / Average sunshine in December - Muonio, Finland
  • Average daylight in December: 0h and 29min

The month with the longest days is August (Average daylight: 17h and 22min).
The month with the shortest days is June (Average daylight: 0h and 0min).

  • Average sunshine in December: 0h and 24min

The month with the most sunshine is August (Average sunshine: 8h and 24min).
The month with the least sunshine is December (Average sunshine: 0h and 24min).

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Average sunshine days in December
Muonio, Finland

Average sunshine days in December - Muonio, Finland
  • Average sunshine days in December: 10.3 days

The month with the most sunshine days is October (13.8 days).
The month with the least sunshine days is April (9.4 days).

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Average UV index in December
Muonio, Finland

Average UV index in December - Muonio, Finland
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 1).

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Average cloud cover in December
Muonio, Finland

Average cloud cover in December - Muonio, Finland
  • Average cloud cover in December: 75

The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is July (Cloud cover 54).

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Average visibility in December
Muonio, Finland

Average visibility in December - Muonio, Finland
  • Average visibility in December: 6km

The month with the highest visibility is June (10km).
The month with the lowest visibility is January (5km).

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