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
A minor decrease in the average high-temperature is observed during December, shifting from a frosty 7.1°C (44.8°F) in November to a cold 2.8°C (37°F). Opočno sustains an average of approximately a freezing cold -1.6°C (29.1°F) during December nights, with little variation from daytime highs.Humidity
In Opočno, the average relative humidity in December is 87%.Rainfall
In Opočno, during December, the rain falls for 10.9 days and regularly aggregates up to 27mm (1.06") of precipitation. Throughout the year, in Opočno, Czech Republic, there are 152.4 rainfall days, and 378mm (14.88") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Opočno, in December, snow falls for 6.4 days, with typically accumulated 48mm (1.89") of snow. Throughout the year, in Opočno, there are 31.4 snowfall days, and 232mm (9.13") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 6min of daylight.On the first day of December, sunrise is at 07:33 and sunset at 15:55. On the last day of the month, sunrise is at 07:55 and sunset at 16:02 CET.
Sunshine
In Opočno, the average sunshine in December is 4.5h.UV index
The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
How cold is December in Opočno?
What is the average humidity in December in Opočno?
How much does it rain in Opočno in December?
How many days does it snow in December in Opočno?
What is the month with the shortest days in Opočno?
What is the average length of the day in December in Opočno?
What time are sunrise and sunset in December in Opočno?
How long on average sun shines in December in Opočno?
What is the UV index intensity in December in Opočno?
Average temperature in December
Opočno, 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
Opočno, 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
Opočno, 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
Opočno, 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
Opočno, 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
Opočno, 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
Opočno, 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
Opočno, 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
Opočno, Czech Republic
- 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 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
Opočno, 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
Opočno, 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
Opočno, 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
Opočno, 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).
Opočno, Czech Republic
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