December weather forecastRombark, Poland

December

Weather in December

December, the first month of the winter in Rombark, is still a cold month, with an average temperature ranging between max 2.1°C (35.8°F) and min -1.2°C (29.8°F).

Temperature

Rombark's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's chilly 6.5°C (43.7°F) to a cold 2.1°C (35.8°F). Rombark's nights in December maintain a consistent average of -1.2°C (29.8°F), demonstrating a minimal differential from its daytime temperature.

Humidity

In Rombark, the average relative humidity in December is 88%.

Rainfall

In December, the rain falls for 11.4 days. Throughout December, 29mm (1.14") of precipitation is accumulated. In Rombark, Poland, during the entire year, the rain falls for 152.8 days and collects up to 397mm (15.63") of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Rombark, Poland, during December, snow falls for 8 days and regularly aggregates up to 59mm (2.32") of snow. In Rombark, during the entire year, snow falls for 42.7 days and aggregates up to 279mm (10.98") of snow.

Daylight

With an average of 7h and 30min of daylight, December has the shortest days of the year in Rombark.
On the first day of December in Rombark, sunrise is at 07:40 and sunset at 15:28. On the last day of the month, sunrise is at 08:03 and sunset at 15:33 CET.

Sunshine

The average sunshine in December is 3.1h.

UV index

The months with the lowest UV index in Rombark are January, 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 daily maximum UV index of 1 leads to the following instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. To avoid the Sun's strongest rays, limit exposure around the mid-day period. During bright days, sunglasses that offer UVA and UVB defense are recommended. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

In Rombark, 2.1°C (35.8°F) is the average high-temperature and -1.2°C (29.8°F) is the average low-temperature during December.

The average relative humidity in December in Rombark is 88%.

In Rombark, in December, during 11.4 rainfall days, 29mm (1.14") of precipitation is typically accumulated.

In December, it is snowing for 8 days. Throughout December, 59mm (2.32") of snow is accumulated.

With an average of 7h and 30min of daylight, December has the shortest days of the year in Rombark, Poland.

In Rombark, the average day length in December is 7h and 31min.

On the first day of December in Rombark, sunrise is at 07:40 and sunset at 15:28. On the last day of the month, sunrise is at 08:03 and sunset at 15:33 CET.

In Rombark, Poland, the average sunshine duration in December is 3.1h.

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

In Rombark, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Rombark, Poland

  • Average high temperature in December: 2.1°C

The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (0°C).

  • Average low temperature in December: -1.2°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).

Average pressure in December
Rombark, Poland

  • Average pressure in December: 1013.8mbar

The month with the highest atmospheric pressure is October (1016.9mbar).
The month with the lowest atmospheric pressure is July (1013.3mbar).

Average wind speed in December
Rombark, Poland

  • Average wind speed in December: 14.1km/h

The windiest month (with the highest average wind speed) is December (14.1km/h).
The calmest month (with the lowest average wind speed) is August (11km/h).

Average humidity in December
Rombark, Poland

  • Average humidity in December: 88%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (69%).

Average rainfall in December
Rombark, Poland

  • Average rainfall in December: 29mm

The wettest month (with the highest rainfall) is July (57mm).
The driest month (with the least rainfall) is April (16mm).

Average rainfall days in December
Rombark, Poland

  • Average rainfall days in December: 11.4 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (7.8 days).

Average snowfall in December
Rombark, Poland

  • Average snowfall in December: 59mm

The month with the highest snowfall is January (87mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Rombark, Poland

  • Average snowfall days in December: 8 days

The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Rombark, Poland

  • Average daylight in December: 7h and 30min

The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).

  • Average sunshine in December: 3h and 6min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in December
Rombark, Poland

  • Average sunshine days in December: 12 days

The month with the most sunshine days is October (16.9 days).
The month with the least sunshine days is July (9.5 days).

Average UV index in December
Rombark, Poland

  • Average UV index in December: 1

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

Average cloud cover in December
Rombark, Poland

  • Average cloud cover in December: 70

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December
Rombark, Poland

  • Average visibility in December: 8km

The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).