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 results in a decrease in the average high-temperature, receding from a frosty 6.9°C (44.4°F) in November to a wintry 0.4°C (32.7°F). Hertník notes an average temperature descent to a freezing cold -3.8°C (25.2°F) in December, a small shift from its daytime peak.Humidity
The average relative humidity in December in Hertník is 89%.Rainfall
In Hertník, in December, it is raining for 9 days, with typically 25mm (0.98") of accumulated precipitation. Throughout the year, there are 144.3 rainfall days, and 452mm (17.8") of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Hertník. In Hertník, during December, snow falls for 8.3 days and regularly aggregates up to 62mm (2.44") of snow. In Hertník, during the entire year, snow falls for 38.5 days and aggregates up to 307mm (12.09") of snow.Daylight
With an average of 8h and 18min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 07:09 and sunset at 15:39. On the last day of the month, sunrise is at 07:29 and sunset at 15:46 CET.
Sunshine
The average sunshine in December is 3.7h.UV index
December is the month with the lowest UV index in Hertník, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 1 in December interprets into the following advice:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Around midday, solar radiation is most harmful; hence, exposure should be limited. During bright days, sunglasses that offer UVA and UVB defense are recommended. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Hertník in December?
What is the average humidity in December in Hertník?
How much does it rain in Hertník in December?
How much does it snow in Hertník in December?
What is the month with the shortest days in Hertník?
What is the average length of the day in December in Hertník?
What time are sunrise and sunset in December in Hertník?
How long on average sun shines in December in Hertník?
When is the lowest UV index in Hertník?
How high is the UV index in December in Hertník?
Average temperature in December
Hertník, Slovakia
- Average high temperature in December: 0.4°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 (-1.2°C).
- Average low temperature in December: -3.8°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-5.8°C).
Average pressure in December
Hertník, Slovakia
- Average pressure in December: 1019.6mbar
The month with the highest atmospheric pressure is December (1019.6mbar).
The month with the lowest atmospheric pressure is June (1014.2mbar).
Average wind speed in December
Hertník, Slovakia
- Average wind speed in December: 9.3km/h
The windiest month (with the highest average wind speed) is March (10.3km/h).
The calmest month (with the lowest average wind speed) is August (8.2km/h).
Average humidity in December
Hertník, Slovakia
- Average humidity in December: 89%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (70%).
Average rainfall in December
Hertník, Slovakia
- Average rainfall in December: 25mm
The wettest month (with the highest rainfall) is July (71mm).
The driest month (with the least rainfall) is January (22mm).
Average rainfall days in December
Hertník, Slovakia
- Average rainfall days in December: 9 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in December
Hertník, Slovakia
- Average snowfall in December: 62mm
The month with the highest snowfall is January (106mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Hertník, Slovakia
- Average snowfall days in December: 8.3 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
Hertník, Slovakia
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Hertník, Slovakia
- Average sunshine days in December: 15.7 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is June (9.8 days).
Average UV index in December
Hertník, Slovakia
- 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
Hertník, Slovakia
- Average cloud cover in December: 64
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Hertník, Slovakia
- Average visibility in December: 7km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February and December (7km).
