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
In December, the meteorological conditions alter, with the average high-temperature shifting from a chilly 8.6°C (47.5°F) in November to a cold 2.6°C (36.7°F). In Jachówka, the average low-temperature during December nights tends to settle at a subzero cold -1.5°C (29.3°F), indicating a slight drop from the daytime peak.Humidity
In December, the average relative humidity is 83%.Rainfall
In Jachówka, in December, during 6 rainfall days, 16mm (0.63") of precipitation is typically accumulated. Throughout the year, there are 123.2 rainfall days, and 368mm (14.49") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Jachówka, during December, snow falls for 5.5 days and regularly aggregates up to 35mm (1.38") of snow. In Jachówka, during the entire year, snow falls for 24.6 days and aggregates up to 153mm (6.02") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 12min of daylight.On the first day of December, sunrise is at 07:17 and sunset at 15:43. On the last day of the month, sunrise is at 07:38 and sunset at 15:50 CET.
Sunshine
In Jachówka, the average sunshine in December is 4.3h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Jachówka. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. To cut down UV radiation exposure by about half, sport a wide-brim hat. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Jachówka have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Jachówka, Poland
- Average high temperature in December: 2.6°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 (0.4°C).
- Average low temperature in December: -1.5°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in December
Jachówka, Poland
- Average pressure in December: 1018.6mbar
The month with the highest atmospheric pressure is October (1018.8mbar).
The months with the lowest atmospheric pressure are June and July (1014.5mbar).
Average wind speed in December
Jachówka, Poland
- Average wind speed in December: 12.5km/h
The windiest month (with the highest average wind speed) is March (12.9km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in December
Jachówka, Poland
- Average humidity in December: 83%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (69%).
Average rainfall in December
Jachówka, Poland
- Average rainfall in December: 16mm
The wettest month (with the highest rainfall) is May (65mm).
The driest months (with the least rainfall) are January and March (14mm).
Average rainfall days in December
Jachówka, Poland
- Average rainfall days in December: 6 days
The month with the highest number of rainy days is June (17.6 days).
The month with the least rainy days is January (3.9 days).
Average snowfall in December
Jachówka, Poland
- Average snowfall in December: 35mm
The month with the highest snowfall is January (44mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Jachówka, Poland
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jachówka, 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 2min
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 18min).
Average sunshine days in December
Jachówka, Poland
- Average sunshine days in December: 19.5 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (10.4 days).
Average UV index in December
Jachówka, 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
Jachówka, Poland
- Average cloud cover in December: 58
The month with the most cloud cover is February (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Jachówka, Poland
- Average visibility in December: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January and February (8km).
