December weather forecast
Bydgoszcz, Poland

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Weather in December

Bydgoszcz, Poland embraces winter in full swing by December, evident by the return of snowfall at 28mm (1.1") for the month. The bite of winter cold becomes sharper as temperatures begin to drop. Despite the cold, the festive spirit of the city shines bright, illuminating the winter nights and echoing the joy of the holiday season.

Temperature

December in Bydgoszcz is characterized by a slight reduction in average high-temperature, easing from a chilly 7°C (44.6°F) in November to a cold 2.4°C (36.3°F). Bydgoszcz logs an average low-temperature of -1.1°C (30°F) during the nights of December, subtly lower than its daytime highs.

Humidity

January and December, with an average relative humidity of 88%, are the most humid months.

Rainfall

In Bydgoszcz, Poland, in December, during 9.9 rainfall days, 22mm (0.87") of precipitation is typically accumulated. Throughout the year, in Bydgoszcz, there are 133.9 rainfall days, and 333mm (13.11") of precipitation is accumulated.

Snowfall

Months with snowfall in Bydgoszcz are January through May, November and December. In Bydgoszcz, in December, during 5.7 snowfall days, 28mm (1.1") of snow is typically accumulated. In Bydgoszcz, during the entire year, snow falls for 27.3 days and aggregates up to 143mm (5.63") of snow.

Daylight

December has the shortest days of the year in Bydgoszcz, Poland, with an average of 7h and 36min of daylight.
On the first day of the month, sunrise is at 07:39 and sunset at 15:34. On the last day of December, sunrise is at 08:01 and sunset at 15:40 CET.

Sunshine

In December, the average sunshine in Bydgoszcz is 3.2h.

UV index

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

How cold is it in Bydgoszcz in December?

Bydgoszcz in December has an average high-temperature of 2.4°C (36.3°F) and an average low-temperature of -1.1°C (30°F).

What are the most humid months in Bydgoszcz?

January and December, with an average relative humidity of 88%, are most humid months in Bydgoszcz, Poland.

What is the average humidity in December in Bydgoszcz?

In Bydgoszcz, the average relative humidity in December is 88%.

How much does it rain in Bydgoszcz in December?

In Bydgoszcz, in December, it is raining for 9.9 days, with typically 22mm (0.87") of accumulated precipitation.

How many days does it snow in December in Bydgoszcz?

In December, in Bydgoszcz, it is snowing for 5.7 days. Throughout December, 28mm (1.1") of snow is accumulated.

What is the month with the shortest days in Bydgoszcz?

With an average of 7h and 36min of daylight, December has the shortest days of the year in Bydgoszcz.

What is the average length of the day in December in Bydgoszcz?

In Bydgoszcz, the average day length in December is 7h and 39min.

When is the sunrise / sunset in December in Bydgoszcz?

In December, on the first day of the month, sunrise is at 07:39 and sunset at 15:34. On the last day of the month, in Bydgoszcz, Poland, sunrise is at 08:01 and sunset at 15:40 CET.

How many hours of sunshine does Bydgoszcz have in December?

The average sunshine duration in December in Bydgoszcz, Poland, is 3.2h.

What is the UV index reading in December in Bydgoszcz?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Bydgoszcz, Poland

Average temperature in December - Bydgoszcz, Poland
  • Average high temperature in December: 2.4°C

The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (0.3°C).

  • Average low temperature in December: -1.1°C

The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is January (-3°C).

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Average pressure in December
Bydgoszcz, Poland

Average pressure in December - Bydgoszcz, Poland
  • Average pressure in December: 1014.8mbar

The month with the highest atmospheric pressure is October (1017.3mbar).
The month with the lowest atmospheric pressure is July (1013.6mbar).

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Average wind speed in December
Bydgoszcz, Poland

Average wind speed in December - Bydgoszcz, Poland
  • Average wind speed in December: 15.4km/h

The windiest month (with the highest average wind speed) is December (15.4km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).

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Average humidity in December
Bydgoszcz, Poland

Average humidity in December - Bydgoszcz, Poland
  • Average humidity in December: 88%

The months with the highest relative humidity are January and December (88%).
The months with the lowest relative humidity are April and August (67%).

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Average rainfall in December
Bydgoszcz, Poland

Average rainfall in December - Bydgoszcz, Poland
  • Average rainfall in December: 22mm

The wettest month (with the highest rainfall) is May (50mm).
The driest month (with the least rainfall) is April (14mm).

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Average rainfall days in December
Bydgoszcz, Poland

Average rainfall days in December - Bydgoszcz, Poland
  • Average rainfall days in December: 9.9 days

The months with the highest number of rainy days are May and July (16.3 days).
The month with the least rainy days is January (6.9 days).

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Average snowfall in December
Bydgoszcz, Poland

Average snowfall in December - Bydgoszcz, Poland
  • Average snowfall in December: 28mm

The month with the highest snowfall is January (36mm).
The months with the least snowfall are June, July, August, September and October (0mm).

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Average snowfall days in December
Bydgoszcz, Poland

Average snowfall days in December - Bydgoszcz, Poland
  • Average snowfall days in December: 5.7 days

The month with the highest number of snowfall days is February (7.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Bydgoszcz, Poland

Average daylight in December / Average sunshine in December - Bydgoszcz, Poland
  • Average daylight in December: 7h and 4min

The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).

  • Average sunshine in December: 3h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in December
Bydgoszcz, Poland

Average sunshine days in December - Bydgoszcz, Poland
  • Average sunshine days in December: 16.2 days

The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is July (12.9 days).

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Average UV index in December
Bydgoszcz, Poland

Average UV index in December - Bydgoszcz, Poland
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).

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Average cloud cover in December
Bydgoszcz, Poland

Average cloud cover in December - Bydgoszcz, Poland
  • Average cloud cover in December: 69

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in December
Bydgoszcz, Poland

Average visibility in December - Bydgoszcz, Poland
  • Average visibility in December: 9km

The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January, February and November (8km).

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Bydgoszcz, Poland

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