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
Transition into December marks a drop in the average high-temperature, moving from a frosty 7.7°C (45.9°F) in November to an icy 2.5°C (36.5°F). The nights of December cool down to an average low of -1.3°C (29.7°F), subtly lower than daytime highs.Humidity
The average relative humidity in December in Opoczno is 86%.Rainfall
In December, the rain falls for 11.3 days. Throughout December, 36mm (1.42") of precipitation is accumulated. In Opoczno, during the entire year, the rain falls for 160.8 days and collects up to 481mm (18.94") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Opoczno, during December, snow falls for 11.3 days and regularly aggregates up to 85mm (3.35") of snow. Throughout the year, in Opoczno, Poland, there are 52.2 snowfall days, and 394mm (15.51") of snow is accumulated.Daylight
December has the shortest days of the year in Opoczno, with an average of 7h and 54min of daylight.On the first day of December in Opoczno, sunrise is at 07:22 and sunset at 15:33. On the last day of the month, sunrise is at 07:43 and sunset at 15:40 CET.
Sunshine
In Opoczno, the average sunshine in December is 3.4h.UV index
January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Opoczno. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 1 suggests these recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
How cold is December in Opoczno?
What is the average humidity in December in Opoczno?
How many days does it rain in December in Opoczno?
How many days does it snow in December in Opoczno?
What is the month with the shortest days in Opoczno?
What is the average length of the day in December in Opoczno?
When are sunrise and sunset in December in Opoczno?
How many hours of sunshine does Opoczno have in December?
When is the lowest UV index in Opoczno?
How high is the UV index in December in Opoczno?
Average temperature in December
Opoczno, Poland
- Average high temperature in December: 2.5°C
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (0.1°C).
- Average low temperature in December: -1.3°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°C).
Average pressure in December
Opoczno, Poland
- Average pressure in December: 1016.9mbar
The month with the highest atmospheric pressure is October (1018.3mbar).
The month with the lowest atmospheric pressure is July (1013.9mbar).
Average wind speed in December
Opoczno, Poland
- Average wind speed in December: 15.6km/h
The windiest month (with the highest average wind speed) is December (15.6km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in December
Opoczno, Poland
- Average humidity in December: 86%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Opoczno, Poland
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is July (60mm).
The driest month (with the least rainfall) is November (24mm).
Average rainfall days in December
Opoczno, Poland
- Average rainfall days in December: 11.3 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in December
Opoczno, Poland
- Average snowfall in December: 85mm
The month with the highest snowfall is January (130mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Opoczno, Poland
- Average snowfall days in December: 11.3 days
The month with the highest number of snowfall days is January (16.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Opoczno, Poland
- Average daylight in December: 7h and 5min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in December
Opoczno, Poland
- Average sunshine days in December: 8.9 days
The month with the most sunshine days is October (15.4 days).
The month with the least sunshine days is January (8.8 days).
Average UV index in December
Opoczno, 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, November and December (UV index 1).
Average cloud cover in December
Opoczno, Poland
- Average cloud cover in December: 68
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Opoczno, Poland
- Average visibility in December: 8km
The month with the highest visibility is August (10km).
The month with the lowest visibility is January (7km).
Opoczno, Poland
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