Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The arrival of December corresponds with a minor reduction in the average high-temperature, down from November's chilly 7.8°C (46°F) to a wintry 4°C (39.2°F). Śliwin, during the nights of December, averages a temperature close to its daytime high, at a still icy 1.3°C (34.3°F).Humidity
In Śliwin, the average relative humidity in December is 86%.Rainfall
In December, the rain falls for 14.9 days. Throughout December, 39mm (1.54") of precipitation is accumulated. In Śliwin, during the entire year, the rain falls for 164.8 days and collects up to 438mm (17.24") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Śliwin, in December, snow falls for 6.2 days, with typically accumulated 25mm (0.98") of snow. Throughout the year, in Śliwin, there are 29.1 snowfall days, and 146mm (5.75") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 7h and 30min of daylight.On the first day of the month, sunrise is at 07:56 and sunset at 15:41. On the last day of December, sunrise is at 08:19 and sunset at 15:47 CET.
Sunshine
The months with the least sunshine are January and December, with an average of 3.1h of sunshine.UV index
The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 2 during December translates into the following recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
Is December cold in Śliwin?
What is the average humidity in December in Śliwin?
How many days does it rain in December in Śliwin?
How many days does it snow in December in Śliwin?
What is the month with the shortest days in Śliwin?
How many hours of daylight does Śliwin have in December?
When are sunrise and sunset in December in Śliwin?
What is the month with the least sunshine in Śliwin?
How many hours of sunshine does Śliwin have in December?
What is the UV index intensity in December in Śliwin?
Average temperature in December
Śliwin, Poland
- Average high temperature in December: 4°C
The warmest month (with the highest average high temperature) is August (22°C).
The month with the lowest average high temperature is January (1.9°C).
- Average low temperature in December: 1.3°C
The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is January (-0.7°C).
Average pressure in December
Śliwin, Poland
- Average pressure in December: 1013.2mbar
The months with the highest atmospheric pressure are September and October (1016.3mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in December
Śliwin, Poland
- Average wind speed in December: 22.6km/h
The windiest month (with the highest average wind speed) is December (22.6km/h).
The calmest month (with the lowest average wind speed) is August (16km/h).
Average humidity in December
Śliwin, Poland
- Average humidity in December: 86%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and August (74%).
Average rainfall in December
Śliwin, Poland
- Average rainfall in December: 39mm
The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in December
Śliwin, Poland
- Average rainfall days in December: 14.9 days
The month with the highest number of rainy days is August (17.6 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in December
Śliwin, Poland
- Average snowfall in December: 25mm
The month with the highest snowfall is February (47mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Śliwin, Poland
- Average snowfall days in December: 6.2 days
The month with the highest number of snowfall days is February (8.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Śliwin, Poland
- Average daylight in December: 7h and 3min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The months with the least sunshine are January and December (Average sunshine: 3h and 6min).
Average sunshine days in December
Śliwin, Poland
- Average sunshine days in December: 9.6 days
The month with the most sunshine days is April (16.3 days).
The month with the least sunshine days is December (9.6 days).
Average UV index in December
Śliwin, Poland
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in December
Śliwin, Poland
- Average cloud cover in December: 70
The months with the most cloud cover are January and December (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Śliwin, Poland
- Average visibility in December: 9km
The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).
Śliwin, Poland
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