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
The onset of December entails a temperature shift, as the average high-temperature decreases from a chilly 7.5°C (45.5°F) in November to an icy 2.4°C (36.3°F). Napoleonów registers an average low-temperature of -0.9°C (30.4°F) throughout December, a modest decrease from its daytime highs.Humidity
In December, the average relative humidity in Napoleonów is 86%.Rainfall
In Napoleonów, in December, it is raining for 9.7 days, with typically 27mm (1.06") of accumulated precipitation. In Napoleonów, during the entire year, the rain falls for 122.8 days and collects up to 325mm (12.8") of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Napoleonów, in December, snow falls for 7.5 days, with typically accumulated 57mm (2.24") of snow. Throughout the year, there are 39.3 snowfall days, and 280mm (11.02") of snow is accumulated.Daylight
The month with the shortest days in Napoleonów, Poland, is December, with an average of 8h and 0min of daylight.On the first day of the month, sunrise is at 07:24 and sunset at 15:37. On the last day of December, sunrise is at 07:46 and sunset at 15:44 CET.
Sunshine
In Napoleonów, the average sunshine in December is 3.5h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Napoleonów. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: During December, 1 as the daily maximum UV index converts into the following advice:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Napoleonów?
What is the average humidity in December in Napoleonów?
How many days does it rain in December in Napoleonów?
How many days does it snow in December in Napoleonów?
What is the month with the shortest days in Napoleonów?
What is the average length of the day in December in Napoleonów?
What time are sunrise and sunset in December in Napoleonów?
How long on average sun shines in December in Napoleonów?
When is the lowest UV index in Napoleonów?
What is the UV index reading in December in Napoleonów?
Average temperature in December
Napoleonów, Poland
- Average high temperature in December: 2.4°C
The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (0°C).
- Average low temperature in December: -0.9°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-3.4°C).
Average pressure in December
Napoleonów, Poland
- Average pressure in December: 1017.1mbar
The month with the highest atmospheric pressure is October (1018.3mbar).
The month with the lowest atmospheric pressure is July (1014.1mbar).
Average wind speed in December
Napoleonów, Poland
- Average wind speed in December: 15.3km/h
The windiest month (with the highest average wind speed) is December (15.3km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in December
Napoleonów, Poland
- Average humidity in December: 86%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (65%).
Average rainfall in December
Napoleonów, Poland
- Average rainfall in December: 27mm
The wettest months (with the highest rainfall) are May and July (37mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in December
Napoleonów, Poland
- Average rainfall days in December: 9.7 days
The month with the highest number of rainy days is July (13.4 days).
The months with the least rainy days are January and November (7.9 days).
Average snowfall in December
Napoleonów, Poland
- Average snowfall in December: 57mm
The month with the highest snowfall is January (89mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Napoleonów, Poland
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (12.3 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
Napoleonów, 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 3min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days in December
Napoleonów, Poland
- Average sunshine days in December: 14 days
The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is February (12.9 days).
Average UV index in December
Napoleonów, 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, November and December (UV index 1).
Average cloud cover in December
Napoleonów, Poland
- Average cloud cover in December: 67
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Napoleonów, Poland
- Average visibility in December: 8km
The months with the highest visibility are June and August (10km).
The month with the lowest visibility is January (7km).
