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
As December commences, the average high-temperature shows a reduction, transitioning from a chilly 7.7°C (45.9°F) in November to a cold 2.3°C (36.1°F). Kalej's average temperature during the nights of December is recorded at a freezing cold -1°C (30.2°F).Humidity
In Kalej, Poland, the average relative humidity in December is 85%.Rainfall
In December, the rain falls for 12.2 days. Throughout December, 38mm (1.5") of precipitation is accumulated. Throughout the year, there are 172.5 rainfall days, and 537mm (21.14") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Kalej. In Kalej, during December, snow falls for 11.5 days and regularly aggregates up to 114mm (4.49") of snow. Throughout the year, in Kalej, there are 54.9 snowfall days, and 498mm (19.61") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 0min of daylight.On the first day of December in Kalej, sunrise is at 07:24 and sunset at 15:41. On the last day of the month, sunrise is at 07:46 and sunset at 15:48 CET.
Sunshine
The average sunshine in December in Kalej is 3.6h.UV index
December is the month with the lowest UV index in Kalej, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.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. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Kalej?
What is the average humidity in December in Kalej?
How much does it rain in Kalej in December?
How many days does it snow in December in Kalej?
What is the month with the shortest days in Kalej?
What is the average length of the day in December in Kalej?
When is the sunrise / sunset in December in Kalej?
How many hours of sunshine does Kalej have in December?
What is the month with the lowest UV index in Kalej?
What is the UV index reading in December in Kalej?
Average temperature in December
Kalej, Poland
- Average high temperature in December: 2.3°C
The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (-0.2°C).
- Average low temperature in December: -1°C
The month with the highest average low temperature is August (15.1°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).
Average pressure in December
Kalej, Poland
- Average pressure in December: 1017.7mbar
The month with the highest atmospheric pressure is October (1018.5mbar).
The month with the lowest atmospheric pressure is July (1014.3mbar).
Average wind speed in December
Kalej, Poland
- Average wind speed in December: 15.6km/h
The windiest month (with the highest average wind speed) is December (15.6km/h).
The calmest month (with the lowest average wind speed) is August (10.8km/h).
Average humidity in December
Kalej, Poland
- Average humidity in December: 85%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Kalej, Poland
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is July (74mm).
The driest month (with the least rainfall) is November (28mm).
Average rainfall days in December
Kalej, Poland
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is June (21.1 days).
The month with the least rainy days is January (8 days).
Average snowfall in December
Kalej, Poland
- Average snowfall in December: 114mm
The month with the highest snowfall is January (152mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Kalej, Poland
- Average snowfall days in December: 11.5 days
The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Kalej, Poland
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).
Average sunshine days in December
Kalej, Poland
- Average sunshine days in December: 10.3 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (6.6 days).
Average UV index in December
Kalej, Poland
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Kalej, Poland
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Kalej, Poland
- Average visibility in December: 8km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).
