December weather forecastOlesno, Poland

December

Weather in December

December, the first month of the winter in Olesno, is still a cold month, with temperature in the range of an average high of 2.6°C (36.7°F) and an average low of -0.7°C (30.7°F).

Temperature

Olesno's weather changes with the onset of December, slightly falling from a frosty 7.9°C (46.2°F) in November to a cold 2.6°C (36.7°F). Nighttime temperatures record an average of -0.7°C (30.7°F) throughout December.

Humidity

The average relative humidity in December is 86%.

Rainfall

In Olesno, in December, it is raining for 6.9 days, with typically 17mm (0.67") of accumulated precipitation. In Olesno, Poland, during the entire year, the rain falls for 121.3 days and collects up to 317mm (12.48") of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Olesno, Poland, in December, during 5.5 snowfall days, 30mm (1.18") of snow is typically accumulated. In Olesno, during the entire year, snow falls for 35.6 days and aggregates up to 255mm (10.04") of snow.

Daylight

The month with the shortest days in Olesno, Poland, is December, with an average of 8h and 0min of daylight.
On the first day of December, sunrise is at 07:27 and sunset at 15:43. On the last day of the month, sunrise is at 07:48 and sunset at 15:50 CET.

Sunshine

In Olesno, the average sunshine in December is 3.5h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.

Frequently asked questions

In Olesno, 2.6°C (36.7°F) is the average high-temperature and -0.7°C (30.7°F) is the average low-temperature during December.

In December, the average relative humidity in Olesno, Poland, is 86%.

In December, in Olesno, Poland, the rain falls for 6.9 days. Throughout December, 17mm (0.67") of precipitation is accumulated.

In Olesno, in December, during 5.5 snowfall days, 30mm (1.18") of snow is typically accumulated.

With an average of 8h and 0min of daylight, December has the shortest days of the year in Olesno.

In December, the average day length is 8h and 2min.

In December, on the first day of the month, sunrise is at 07:27 and sunset at 15:43. On the last day of the month, sunrise is at 07:48 and sunset at 15:50 CET.

In Olesno, Poland, the average sunshine duration in December is 3.5h.

The months with the lowest UV index in Olesno are January through March, November and December, with an average maximum UV index of 2.

In December, the average daily maximum UV index in Olesno is 2. A UV Index reading of 2, and below, represents a low health risk 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
Olesno, Poland

  • Average high temperature in December: 2.6°C

The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (0.5°C).

  • Average low temperature in December: -0.7°C

The month with the highest average low temperature is August (15.5°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).

Average pressure in December
Olesno, Poland

  • Average pressure in December: 1017.2mbar

The month with the highest atmospheric pressure is October (1018.3mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).

Average wind speed in December
Olesno, Poland

  • Average wind speed in December: 14.9km/h

The windiest month (with the highest average wind speed) is December (14.9km/h).
The calmest months (with the lowest average wind speed) are July and August (11.1km/h).

Average humidity in December
Olesno, Poland

  • Average humidity in December: 86%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (64%).

Average rainfall in December
Olesno, Poland

  • Average rainfall in December: 17mm

The wettest month (with the highest rainfall) is July (42mm).
The driest month (with the least rainfall) is November (14mm).

Average rainfall days in December
Olesno, Poland

  • Average rainfall days in December: 6.9 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in December
Olesno, Poland

  • Average snowfall in December: 30mm

The month with the highest snowfall is January (75mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Olesno, Poland

  • Average snowfall days in December: 5.5 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 8h and 0min

The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).

  • Average sunshine in December: 3h and 30min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

Average sunshine days in December
Olesno, Poland

  • Average sunshine days in December: 19 days

The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is February (13.3 days).

Average UV index in December
Olesno, Poland

  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Olesno, Poland

  • Average cloud cover in December: 65

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in December
Olesno, Poland

  • Average visibility in December: 8km

The months with the highest visibility are June, August and September (10km).
The month with the lowest visibility is January (7km).