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
Weather in December
Temperature
The start of December involves a temperature drop, moving from a frosty 8.3°C (46.9°F) in November to a cold 2.5°C (36.5°F). A mean low-temperature of -1.9°C (28.6°F) is a distinguishing feature of December, indicating a slight dip from daytime highs.Humidity
The average relative humidity in December is 86%.Rainfall
In December, the rain falls for 10.6 days. Throughout December, 31mm (1.22") of precipitation is accumulated. Throughout the year, in Kostolné, there are 129.9 rainfall days, and 342mm (13.46") of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Kostolné. In Kostolné, during December, snow falls for 5.5 days and regularly aggregates up to 35mm (1.38") of snow. In Kostolné, Slovakia, during the entire year, snow falls for 25.1 days and aggregates up to 206mm (8.11") of snow.Daylight
With an average of 8h and 24min 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 15:55. On the last day of December, in Kostolné, sunrise is at 07:41 and sunset at 16:02 CET.
Sunshine
The average sunshine in December is 4.3h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: A daily high UV index of 2 in December leads to these guidelines:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
How cold is it in Kostolné in December?
What is the average humidity in December in Kostolné?
How many days does it rain in December in Kostolné?
How many days does it snow in December in Kostolné?
What is the month with the shortest days in Kostolné?
What is the average length of the day in December in Kostolné?
What time are sunrise and sunset in December in Kostolné?
How long on average sun shines in December in Kostolné?
When is the lowest UV index in Kostolné?
What is the UV index reading in December in Kostolné?
Average temperature in December
Kostolné, Slovakia
- Average high temperature in December: 2.5°C
The warmest month (with the highest average high temperature) is August (26.5°C).
The month with the lowest average high temperature is January (1°C).
- Average low temperature in December: -1.9°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (-4.1°C).
Average pressure in December
Kostolné, Slovakia
- Average pressure in December: 1019.9mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The month with the lowest atmospheric pressure is June (1014.6mbar).
Average wind speed in December
Kostolné, Slovakia
- Average wind speed in December: 10.4km/h
The windiest month (with the highest average wind speed) is March (12.1km/h).
The calmest month (with the lowest average wind speed) is August (9.1km/h).
Average humidity in December
Kostolné, Slovakia
- Average humidity in December: 86%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (63%).
Average rainfall in December
Kostolné, Slovakia
- Average rainfall in December: 31mm
The wettest month (with the highest rainfall) is June (45mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in December
Kostolné, Slovakia
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is June (14.9 days).
The months with the least rainy days are January and February (8.5 days).
Average snowfall in December
Kostolné, Slovakia
- Average snowfall in December: 35mm
The month with the highest snowfall is January (92mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Kostolné, Slovakia
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (8.8 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
Kostolné, Slovakia
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in December
Kostolné, Slovakia
- Average sunshine days in December: 14.7 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is June (13.1 days).
Average UV index in December
Kostolné, Slovakia
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Kostolné, Slovakia
- Average cloud cover in December: 57
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in December
Kostolné, Slovakia
- Average visibility in December: 8km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).
Kostolné, Slovakia
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