December weather forecast
Chromna, Poland

December

Weather in December

December, the first month of the winter in Chromna, is also an icy month, with temperature in the range of an average high of 1.5°C (34.7°F) and an average low of -1.6°C (29.1°F).

Temperature

Chromna's December weather shows a moderate shift in high-temperatures, falling from November's chilly 6.5°C (43.7°F) to an icy 1.5°C (34.7°F). December introduces a small decrease to a nighttime average of -1.6°C (29.1°F).

Humidity

In December, the average relative humidity in Chromna is 89%.

Rainfall

In Chromna, during December, the rain falls for 10.5 days and regularly aggregates up to 38mm (1.5") of precipitation. Throughout the year, there are 126.3 rainfall days, and 347mm (13.66") of precipitation is accumulated.

Snowfall

Months with snowfall in Chromna are January through April, October through December. In December, it is snowing for 12.6 days. Throughout December, 91mm (3.58") of snow is accumulated. In Chromna, Poland, during the entire year, snow falls for 58 days and aggregates up to 448mm (17.64") of snow.

Daylight

The month with the shortest days is December, with an average of 7h and 48min of daylight.
On the first day of the month, sunrise is at 07:17 and sunset at 15:22. On the last day of December, sunrise is at 07:38 and sunset at 15:28 CET.

Sunshine

In December, the average sunshine in Chromna is 2.9h.

UV index

January and 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 unsafe exposure to UV radiation for the average person.
Note: The average daily UV index of 1 in December transforms into the following instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.

Frequently asked questions

How cold is it in Chromna in December?
The high-temperature during December is 1.5°C (34.7°F) and the low-temperature is -1.6°C (29.1°F).
What is the average humidity in December in Chromna?
The average relative humidity in December is 89%.
How many days does it rain in December in Chromna?
In Chromna, Poland, during December, the rain falls for 10.5 days and regularly aggregates up to 38mm (1.5") of precipitation.
How much does it snow in Chromna in December?
In Chromna, Poland, in December, during 12.6 snowfall days, 91mm (3.58") of snow is typically accumulated.
What is the month with the shortest days in Chromna?
December has the shortest days of the year in Chromna, Poland, with an average of 7h and 48min of daylight.
What is the average length of the day in December in Chromna?
In Chromna, the average day length in December is 7h and 50min.
When is the sunrise / sunset in December in Chromna?
In December, on the first day of the month, sunrise is at 07:17 and sunset at 15:22. On the last day of the month, in Chromna, Poland, sunrise is at 07:38 and sunset at 15:28 CET.
How many hours of sunshine does Chromna have in December?
In Chromna, the average sunshine duration in December is 2.9h.
When is the lowest UV index in Chromna?
January and December, with an average maximum UV index of 1, are months with the lowest UV index.
What is the UV index intensity in December in Chromna?
In Chromna, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a low health threat from 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
Chromna, Poland
  • Average high temperature in December: 1.5°C

The warmest months (with the highest average high temperature) are July and August (24.5°C).
The month with the lowest average high temperature is January (-0.9°C).

  • Average low temperature in December: -1.6°C

The months with the highest average low temperature are July and August (14.2°C).
The coldest month (with the lowest average low temperature) is January (-4.3°C).

Average pressure in December
Chromna, Poland
  • Average pressure in December: 1016.3mbar

The month with the highest atmospheric pressure is October (1018.4mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).

Average wind speed in December
Chromna, Poland
  • Average wind speed in December: 13.5km/h

The windiest month (with the highest average wind speed) is December (13.5km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).

Average humidity in December
Chromna, Poland
  • Average humidity in December: 89%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (68%).

Average rainfall in December
Chromna, Poland
  • Average rainfall in December: 38mm

The wettest month (with the highest rainfall) is May (55mm).
The driest month (with the least rainfall) is September (18mm).

Average rainfall days in December
Chromna, Poland
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is February (7.4 days).

Average snowfall in December
Chromna, Poland
  • Average snowfall in December: 91mm

The month with the highest snowfall is January (154mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in December
Chromna, Poland
  • Average snowfall days in December: 12.6 days

The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Chromna, Poland
  • Average daylight in December: 7h and 5min

The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).

  • Average sunshine in December: 2h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

Average sunshine days in December
Chromna, Poland
  • Average sunshine days in December: 10.2 days

The month with the most sunshine days is August (20.8 days).
The month with the least sunshine days is January (8.8 days).

Average UV index in December
Chromna, Poland
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in December
Chromna, Poland
  • Average cloud cover in December: 72

The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
Chromna, Poland
  • Average visibility in December: 8km

The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).

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