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
December
Weather in December
Temperature
December is characterized by a slight reduction in average high-temperature, easing from a chilly 7.1°C (44.8°F) in November to an icy 2.5°C (36.5°F). Świesz's evenings during December maintain an average temperature of -0.8°C (30.6°F), aligning closely with the daytime temperatures.Humidity
In December, the average relative humidity is 87%.Rainfall
In Świesz, during December, the rain falls for 10.7 days and regularly aggregates up to 24mm (0.94") of precipitation. In Świesz, Poland, during the entire year, the rain falls for 136.1 days and collects up to 335mm (13.19") of precipitation.Snowfall
Months with snowfall in Świesz are January through May, October through December. In December, in Świesz, Poland, it is snowing for 6.9 days. Throughout December, 40mm (1.57") of snow is accumulated. Throughout the year, there are 34.9 snowfall days, and 218mm (8.58") of snow is accumulated.Daylight
The month with the shortest days in Świesz is December, with an average of 7h and 48min of daylight.On the first day of December in Świesz, Poland, sunrise is at 07:34 and sunset at 15:35. On the last day of the month, sunrise is at 07:56 and sunset at 15:41 CET.
Sunshine
In Świesz, Poland, the average sunshine in December is 3.3h.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high UV index of 1 in December translates into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Świesz in December?
What is the average humidity in December in Świesz?
How many days does it rain in December in Świesz?
How much does it snow in Świesz in December?
What is the month with the shortest days in Świesz?
How many hours of daylight does Świesz have in December?
When are sunrise and sunset in December in Świesz?
How long on average sun shines in December in Świesz?
What are the months with the lowest UV index in Świesz?
What is the UV index intensity in December in Świesz?
Average temperature in December
Świesz, Poland
- Average high temperature in December: 2.5°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (0.3°C).
- Average low temperature in December: -0.8°C
The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is January (-3°C).
Average pressure in December
Świesz, Poland
- Average pressure in December: 1015.3mbar
The month with the highest atmospheric pressure is October (1017.5mbar).
The month with the lowest atmospheric pressure is July (1013.7mbar).
Average wind speed in December
Świesz, Poland
- Average wind speed in December: 15.1km/h
The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).
Average humidity in December
Świesz, Poland
- Average humidity in December: 87%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Świesz, Poland
- Average rainfall in December: 24mm
The wettest month (with the highest rainfall) is May (43mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in December
Świesz, Poland
- Average rainfall days in December: 10.7 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (7.5 days).
Average snowfall in December
Świesz, Poland
- Average snowfall in December: 40mm
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
Świesz, Poland
- Average snowfall days in December: 6.9 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Świesz, Poland
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in December
Świesz, Poland
- Average sunshine days in December: 14.4 days
The month with the most sunshine days is September (18.8 days).
The month with the least sunshine days is January (13.1 days).
Average UV index in December
Świesz, 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
Świesz, Poland
- Average cloud cover in December: 68
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Świesz, Poland
- Average visibility in December: 8km
The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January, February, November and December (8km).
