December weather forecastOstrężna, Poland

December

Weather in December

December, the first month of the winter in Ostrężna, is also an icy month, with an average temperature varying between 2.9°C (37.2°F) and -1.3°C (29.7°F).

Temperature

A shift in Ostrężna's weather is observed as November turns into December, with the average high temperature reducing from a frosty 8.4°C (47.1°F) to a wintry 2.9°C (37.2°F). Ostrężna in December experiences a minor decline in temperature, with an average low of -1.3°C (29.7°F) at night.

Humidity

The average relative humidity in December in Ostrężna is 83%.

Rainfall

In December, the rain falls for 7.5 days. Throughout December, 16mm (0.63") of precipitation is accumulated. In Ostrężna, during the entire year, the rain falls for 123.7 days and collects up to 313mm (12.32") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In December, it is snowing for 5.5 days. Throughout December, 30mm (1.18") of snow is accumulated. Throughout the year, there are 30 snowfall days, and 190mm (7.48") of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 8h and 6min of daylight.
On the first day of the month, sunrise is at 07:31 and sunset at 15:49. On the last day of December, sunrise is at 07:53 and sunset at 15:56 CET.

Sunshine

In Ostrężna, the average sunshine in December is 4.6h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum UV index of 1 in December translates into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. The solar radiation around mid-day is intense; avoid the Sun and stay safe. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.

Frequently asked questions

Ostrężna in December has an average high-temperature of 2.9°C (37.2°F) and an average low-temperature of -1.3°C (29.7°F).

In December, the average relative humidity is 83%.

In Ostrężna, during December, the rain falls for 7.5 days and regularly aggregates up to 16mm (0.63") of precipitation.

In Ostrężna, Poland, during December, snow falls for 5.5 days and regularly aggregates up to 30mm (1.18") of snow.

December has the shortest days of the year, with an average of 8h and 6min of daylight.

In December, the average day length is 8h and 4min.

In December, on the first day of the month, sunrise is at 07:31 and sunset at 15:49. On the last day of the month, in Ostrężna, sunrise is at 07:53 and sunset at 15:56 CET.

In Ostrężna, the average sunshine duration in December is 4.6h.

December is the month with the lowest UV index, with an average maximum UV index of 1.

In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Ostrężna, Poland

  • Average high temperature in December: 2.9°C

The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (0.8°C).

  • Average low temperature in December: -1.3°C

The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (-3.7°C).

Average pressure in December
Ostrężna, Poland

  • Average pressure in December: 1018mbar

The month with the highest atmospheric pressure is October (1018.5mbar).
The month with the lowest atmospheric pressure is July (1014.7mbar).

Average wind speed in December
Ostrężna, Poland

  • Average wind speed in December: 14.7km/h

The windiest month (with the highest average wind speed) is December (14.7km/h).
The calmest month (with the lowest average wind speed) is August (9.5km/h).

Average humidity in December
Ostrężna, Poland

  • Average humidity in December: 83%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (67%).

Average rainfall in December
Ostrężna, Poland

  • Average rainfall in December: 16mm

The wettest month (with the highest rainfall) is July (47mm).
The driest months (with the least rainfall) are March and November (15mm).

Average rainfall days in December
Ostrężna, Poland

  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (5.8 days).

Average snowfall in December
Ostrężna, Poland

  • Average snowfall in December: 30mm

The month with the highest snowfall is January (65mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Ostrężna, Poland

  • Average snowfall days in December: 5.5 days

The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 8h and 6min

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 36min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

Average sunshine days in December
Ostrężna, Poland

  • Average sunshine days in December: 18.3 days

The month with the most sunshine days is October (20 days).
The month with the least sunshine days is July (12 days).

Average UV index in December
Ostrężna, Poland

  • Average UV index in December: 1

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Ostrężna, Poland

  • Average cloud cover in December: 53

The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in December
Ostrężna, Poland

  • Average visibility in December: 9km

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