December weather forecastHalinen, Finland

December

Weather in December

December, the first month of the winter in Halinen, is still a cold month, with temperature in the range of an average high of 1.1°C (34°F) and an average low of -2.2°C (28°F).

Temperature

The arrival of December suggests a slight decrease in the average high-temperature, moving from an icy 4.5°C (40.1°F) in November to a still cold 1.1°C (34°F). Halinen in December experiences a minor decline in temperature, with an average low of -2.2°C (28°F) at night.

Humidity

In December, the average relative humidity is 87%.

Rainfall

In December, in Halinen, the rain falls for 11.1 days. Throughout December, 41mm (1.61") of precipitation is accumulated. Throughout the year, there are 134.6 rainfall days, and 394mm (15.51") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 12.4 days. Throughout December, 82mm (3.23") of snow is accumulated. Throughout the year, in Halinen, Finland, there are 60.5 snowfall days, and 454mm (17.87") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 5h and 54min of daylight.
On the first day of the month, sunrise is at 09:10 and sunset at 15:29. On the last day of December, sunrise is at 09:37 and sunset at 15:30 EET.

Sunshine

The month with the least sunshine in Halinen is December, with an average of 1.9h of sunshine.

UV index

The months with the lowest UV index in Halinen are January through March, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.
Note: In December, a regular UV index of 1 translates into these guidelines:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

The high-temperature, in December, in Halinen, is 1.1°C (34°F), while the low-temperature averages to -2.2°C (28°F).

The average relative humidity in December is 87%.

In December, in Halinen, Finland, the rain falls for 11.1 days. Throughout December, 41mm (1.61") of precipitation is accumulated.

In Halinen, during December, snow falls for 12.4 days and regularly aggregates up to 82mm (3.23") of snow.

The month with the shortest days is December, with an average of 5h and 54min of daylight.

In Halinen, Finland, the average day length in December is 5h and 53min.

In December, on the first day of the month, sunrise is at 09:10 and sunset at 15:29. On the last day of the month, sunrise is at 09:37 and sunset at 15:30 EET.

With an average of 1.9h of sunshine, December has the least sunshine of the year.

The average sunshine duration in December in Halinen is 1.9h.

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

In Halinen, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents 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
Halinen, Finland

  • Average high temperature in December: 1.1°C

The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (-1.9°C).

  • Average low temperature in December: -2.2°C

The months with the highest average low temperature are July and August (13.8°C).
The coldest month (with the lowest average low temperature) is February (-5.6°C).

Average pressure in December
Halinen, Finland

  • Average pressure in December: 1007.6mbar

The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.6mbar).

Average wind speed in December
Halinen, Finland

  • Average wind speed in December: 20.4km/h

The windiest month (with the highest average wind speed) is December (20.4km/h).
The calmest month (with the lowest average wind speed) is July (13.9km/h).

Average humidity in December
Halinen, Finland

  • Average humidity in December: 87%

The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is May (71%).

Average rainfall in December
Halinen, Finland

  • Average rainfall in December: 41mm

The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (19mm).

Average rainfall days in December
Halinen, Finland

  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is February (5.2 days).

Average snowfall in December
Halinen, Finland

  • Average snowfall in December: 82mm

The month with the highest snowfall is January (103mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Halinen, Finland

  • Average snowfall days in December: 12.4 days

The month with the highest number of snowfall days is January (13.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 5h and 54min

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: 1h and 54min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 54min).

Average sunshine days in December
Halinen, Finland

  • Average sunshine days in December: 9.6 days

The month with the most sunshine days is May (17.2 days).
The month with the least sunshine days is December (9.6 days).

Average UV index in December
Halinen, Finland

  • Average UV index in December: 1

The months with the highest UV index are June, July and August (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
Halinen, Finland

  • Average cloud cover in December: 71

The month with the most cloud cover is December (Cloud cover 71).
The months with the least cloud cover are July and August (Cloud cover 36).

Average visibility in December
Halinen, Finland

  • Average visibility in December: 9km

The months with the highest visibility are May, June, July, August and September (10km).
The months with the lowest visibility are February and March (8km).