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
Observing a mild shift, the average high-temperature during December reduces from November's frosty 8.5°C (47.3°F) to a wintry 2.5°C (36.5°F). Registering an almost steady temperature, Knaj's nights in December see an average low of -1.5°C (29.3°F).Humidity
In Knaj, the average relative humidity in December is 84%.Rainfall
In Knaj, in December, during 11.8 rainfall days, 43mm (1.69") of precipitation is typically accumulated. Throughout the year, in Knaj, there are 168.5 rainfall days, and 562mm (22.13") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, in Knaj, it is snowing for 10.7 days. Throughout December, 114mm (4.49") of snow is accumulated. In Knaj, during the entire year, snow falls for 54.5 days and aggregates up to 576mm (22.68") of snow.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:21 and sunset at 15:46. On the last day of December, in Knaj, sunrise is at 07:42 and sunset at 15:53 CET.
Sunshine
The average sunshine in December in Knaj is 4.2h.UV index
November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Knaj?
What is the average humidity in December in Knaj?
How much does it rain in Knaj in December?
How many days does it snow in December in Knaj?
What is the month with the shortest days in Knaj?
How many hours of daylight does Knaj have in December?
When are sunrise and sunset in December in Knaj?
How long on average sun shines in December in Knaj?
When is the lowest UV index in Knaj?
What is the UV index intensity in December in Knaj?
Average temperature in December
Knaj, Poland
- Average high temperature in December: 2.5°C
The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (0.5°C).
- Average low temperature in December: -1.5°C
The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in December
Knaj, Poland
- Average pressure in December: 1018.6mbar
The month with the highest atmospheric pressure is October (1018.7mbar).
The month with the lowest atmospheric pressure is July (1014.6mbar).
Average wind speed in December
Knaj, Poland
- Average wind speed in December: 14km/h
The windiest month (with the highest average wind speed) is December (14km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).
Average humidity in December
Knaj, Poland
- Average humidity in December: 84%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Knaj, Poland
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is May (76mm).
The driest month (with the least rainfall) is November (27mm).
Average rainfall days in December
Knaj, Poland
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is January (10.1 days).
Average snowfall in December
Knaj, Poland
- Average snowfall in December: 114mm
The month with the highest snowfall is January (201mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Knaj, Poland
- Average snowfall days in December: 10.7 days
The month with the highest number of snowfall days is January (16 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Knaj, Poland
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 4h and 1min
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 36min).
Average sunshine days in December
Knaj, Poland
- Average sunshine days in December: 10.7 days
The month with the most sunshine days is October (16.2 days).
The month with the least sunshine days is June (7.8 days).
Average UV index in December
Knaj, Poland
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).
Average cloud cover in December
Knaj, Poland
- Average cloud cover in December: 58
The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Knaj, Poland
- Average visibility in December: 8km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February and December (8km).
