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
Stepping into December, Nieświń observes a temperature decline, with the average high falling from November's chilly 7.1°C (44.8°F) to an icy 1.9°C (35.4°F). During December's nights, Nieświń notes a minor temperature decline, reaching an average of -1.8°C (28.8°F).Humidity
The average relative humidity in December is 87%.Rainfall
In December, in Nieświń, the rain falls for 8.9 days. Throughout December, 26mm (1.02") of precipitation is accumulated. Throughout the year, there are 122.3 rainfall days, and 347mm (13.66") of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In December, it is snowing for 8.5 days. Throughout December, 59mm (2.32") of snow is accumulated. In Nieświń, during the entire year, snow falls for 43.1 days and aggregates up to 336mm (13.23") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 0min of daylight.On the first day of the month, sunrise is at 07:20 and sunset at 15:33. On the last day of December, in Nieświń, sunrise is at 07:42 and sunset at 15:40 CET.
Sunshine
The average sunshine in December in Nieświń is 3.3h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Nieświń. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: In December, a daily UV index of 1 turns into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Always opt for UVA and UVB-resistant sunglasses on radiant days. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is it in Nieświń in December?
What is the average humidity in December in Nieświń?
How many days does it rain in December in Nieświń?
How many days does it snow in December in Nieświń?
What is the month with the shortest days in Nieświń?
What is the average length of the day in December in Nieświń?
When is the sunrise / sunset in December in Nieświń?
How long on average sun shines in December in Nieświń?
What are the months with the lowest UV index in Nieświń?
How high is the UV index in December in Nieświń?
Average temperature in December
Nieświń, Poland
- Average high temperature in December: 1.9°C
The warmest month (with the highest average high temperature) is August (24.5°C).
The month with the lowest average high temperature is January (-0.5°C).
- Average low temperature in December: -1.8°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is January (-4.2°C).
Average pressure in December
Nieświń, Poland
- Average pressure in December: 1017.4mbar
The month with the highest atmospheric pressure is October (1018.6mbar).
The month with the lowest atmospheric pressure is July (1014mbar).
Average wind speed in December
Nieświń, Poland
- Average wind speed in December: 14.5km/h
The windiest month (with the highest average wind speed) is December (14.5km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).
Average humidity in December
Nieświń, Poland
- Average humidity in December: 87%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (69%).
Average rainfall in December
Nieświń, Poland
- Average rainfall in December: 26mm
The wettest month (with the highest rainfall) is July (47mm).
The driest month (with the least rainfall) is November (19mm).
Average rainfall days in December
Nieświń, Poland
- Average rainfall days in December: 8.9 days
The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in December
Nieświń, Poland
- Average snowfall in December: 59mm
The month with the highest snowfall is January (99mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Nieświń, Poland
- Average snowfall days in December: 8.5 days
The month with the highest number of snowfall days is January (12.4 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
Nieświń, Poland
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The months with the least sunshine are January and February (Average sunshine: 2h and 48min).
Average sunshine days in December
Nieświń, Poland
- Average sunshine days in December: 14.6 days
The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is February (12.8 days).
Average UV index in December
Nieświń, 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
Nieświń, Poland
- Average cloud cover in December: 68
The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Nieświń, Poland
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).
Nieświń, Poland
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