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 advent of December brings a slight shift in average high-temperature, moving from a frosty 7.1°C (44.8°F) in November to an icy 2.8°C (37°F). December is characterized by a steady nighttime low-temperature of -1.6°C (29.1°F).Humidity
In December, the average relative humidity in Horní Jiřetín is 87%.Rainfall
In Horní Jiřetín, in December, during 10.9 rainfall days, 27mm (1.06") of precipitation is typically accumulated. Throughout the year, there are 152.4 rainfall days, and 378mm (14.88") of precipitation is accumulated.Snowfall
Months with snowfall in Horní Jiřetín, Czech Republic, are January through May, October through December. In Horní Jiřetín, Czech Republic, during December, snow falls for 6.4 days and regularly aggregates up to 48mm (1.89") of snow. In Horní Jiřetín, Czech Republic, during the entire year, snow falls for 31.4 days and aggregates up to 232mm (9.13") of snow.Daylight
The month with the shortest days in Horní Jiřetín is December, with an average of 8h and 6min of daylight.On the first day of the month, sunrise is at 07:45 and sunset at 16:04. On the last day of December, sunrise is at 08:06 and sunset at 16:11 CET.
Sunshine
In December, the average sunshine in Horní Jiřetín is 4.5h.UV index
The average daily maximum UV index in December in Horní Jiřetín is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: In December, the maximum UV index of 2 suggests this advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
How cold is it in Horní Jiřetín in December?
What is the average humidity in December in Horní Jiřetín?
How much does it rain in Horní Jiřetín in December?
How many days does it snow in December in Horní Jiřetín?
What is the month with the shortest days in Horní Jiřetín?
What is the average length of the day in December in Horní Jiřetín?
When are sunrise and sunset in December in Horní Jiřetín?
How many hours of sunshine does Horní Jiřetín have in December?
How high is the UV index in December in Horní Jiřetín?
Average temperature in December
Horní Jiřetín, Czech Republic
- Average high temperature in December: 2.8°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in December: -1.6°C
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is January (-3.9°C).
Average pressure in December
Horní Jiřetín, Czech Republic
- Average pressure in December: 1017.9mbar
The month with the highest atmospheric pressure is October (1018.1mbar).
The month with the lowest atmospheric pressure is July (1015mbar).
Average wind speed in December
Horní Jiřetín, Czech Republic
- Average wind speed in December: 12.1km/h
The windiest months (with the highest average wind speed) are March and December (12.1km/h).
The calmest month (with the lowest average wind speed) is August (8.5km/h).
Average humidity in December
Horní Jiřetín, Czech Republic
- Average humidity in December: 87%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (71%).
Average rainfall in December
Horní Jiřetín, Czech Republic
- Average rainfall in December: 27mm
The wettest month (with the highest rainfall) is June (55mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in December
Horní Jiřetín, Czech Republic
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is February (7 days).
Average snowfall in December
Horní Jiřetín, Czech Republic
- Average snowfall in December: 48mm
The month with the highest snowfall is January (71mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Horní Jiřetín, Czech Republic
- Average snowfall days in December: 6.4 days
The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Horní Jiřetín, Czech Republic
- Average daylight in December: 8h and 1min
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 6min).
- Average sunshine in December: 4h and 3min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Horní Jiřetín, Czech Republic
- Average sunshine days in December: 14.4 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is June (9.1 days).
Average UV index in December
Horní Jiřetín, Czech Republic
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in December
Horní Jiřetín, Czech Republic
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Horní Jiřetín, Czech Republic
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (7km).
Horní Jiřetín, Czech Republic
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