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
December is characterized by a reduction in the average high-temperature, from a frosty 6.5°C (43.7°F) in November to an icy 1.5°C (34.7°F). Jarnice's December nights observe a minor shift from the daytime temperatures, resulting in an average dip to a freezing cold -1.6°C (29.1°F).Humidity
In Jarnice, the average relative humidity in December is 89%.Rainfall
In Jarnice, in December, it is raining for 10.5 days, with typically 38mm (1.5") of accumulated precipitation. Throughout the year, there are 126.3 rainfall days, and 347mm (13.66") of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Jarnice. In Jarnice, Poland, during December, snow falls for 12.6 days and regularly aggregates up to 91mm (3.58") of snow. In Jarnice, during the entire year, snow falls for 58 days and aggregates up to 448mm (17.64") of snow.Daylight
The month with the shortest days in Jarnice is December, with an average of 7h and 48min of daylight.On the first day of December in Jarnice, sunrise is at 07:19 and sunset at 15:22. On the last day of the month, sunrise is at 07:41 and sunset at 15:28 CET.
Sunshine
In December, the average sunshine in Jarnice is 2.9h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Jarnice. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 1 during December translates into these guidelines:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Jarnice?
What is the average humidity in December in Jarnice?
How many days does it rain in December in Jarnice?
How many days does it snow in December in Jarnice?
What is the month with the shortest days in Jarnice?
How many hours of daylight does Jarnice have in December?
When are sunrise and sunset in December in Jarnice?
How long on average sun shines in December in Jarnice?
What is the month with the lowest UV index in Jarnice?
How high is the UV index in December in Jarnice?
Average temperature in December
Jarnice, Poland
- Average high temperature in December: 1.5°C
The warmest months (with the highest average high temperature) are July and August (24.5°C).
The month with the lowest average high temperature is January (-0.9°C).
- Average low temperature in December: -1.6°C
The months with the highest average low temperature are July and August (14.2°C).
The coldest month (with the lowest average low temperature) is January (-4.3°C).
Average pressure in December
Jarnice, Poland
- Average pressure in December: 1016.3mbar
The month with the highest atmospheric pressure is October (1018.4mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).
Average wind speed in December
Jarnice, Poland
- Average wind speed in December: 13.5km/h
The windiest month (with the highest average wind speed) is December (13.5km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in December
Jarnice, Poland
- Average humidity in December: 89%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (68%).
Average rainfall in December
Jarnice, Poland
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is May (55mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days in December
Jarnice, Poland
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is May (16.1 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in December
Jarnice, Poland
- Average snowfall in December: 91mm
The month with the highest snowfall is January (154mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Jarnice, Poland
- Average snowfall days in December: 12.6 days
The month with the highest number of snowfall days is January (17.4 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
Jarnice, Poland
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in December: 2h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).
Average sunshine days in December
Jarnice, Poland
- Average sunshine days in December: 10.2 days
The month with the most sunshine days is August (20.8 days).
The month with the least sunshine days is January (8.8 days).
Average UV index in December
Jarnice, 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
Jarnice, Poland
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Jarnice, Poland
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).
