December weather forecast and climate
Wiejca, Poland

The first month of the winter, December, is still a cold month in Wiejca, Poland, with average temperature ranging between max 2.5°C (36.5°F) and min -1.1°C (30°F).

Temperature

In Wiejca, the average high-temperature in December marginally drops, from a frosty 7.2°C (45°F) in November, to a wintry 2.5°C (36.5°F). In December, the average low-temperature is -1.1°C (30°F).

Humidity

The average relative humidity in December is 87%.

Rainfall

In Wiejca, during December, the rain falls for 12.2 days and regularly aggregates up to 30mm (1.18") of precipitation. In Wiejca, during the entire year, the rain falls for 156 days and collects up to 403mm (15.87") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Wiejca. In Wiejca, snow falls for 8.9 days, with typically accumulated 52mm (2.05") of snow. In Wiejca, during the entire year, snow falls for 45.6 days, and aggregates up to 336mm (13.23") of snow.

Daylight

The month with the shortest days in Wiejca is December, with an average of 7.8h of daylight.

Sunshine

In Wiejca, the average sunshine in December is 3.4h.

UV index

Months with the lowest UV index in Wiejca are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from the exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 1 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Wiejca?

The average high-temperature, in December, is 2.5°C (36.5°F), while the average low-temperature is -1.1°C (30°F).

What is the average humidity in December in Wiejca?

In December, the average relative humidity in Wiejca is 87%.

How many days does it rain in December in Wiejca?

In December, the rain falls for 12.2 days. Throughout December, 30mm (1.18") of precipitation is accumulated.

How much does it snow in Wiejca in December?

In Wiejca, Poland, in December, during 8.9 snowfall days, 52mm (2.05") of snow is typically accumulated.

What is the month with the shortest days in Wiejca?

The month with the shortest days is December, with an average of 7.8h of daylight.

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

In Wiejca, Poland, the average length of the day in December is 7.8h.

How many hours of sunshine does Wiejca have in December?

In Wiejca, the average sunshine in December is 3.4h.

What is the month with the lowest UV index in Wiejca?

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Wiejca.

What is the UV index intensity in December in Wiejca?

The average daily maximum UV index in December in Wiejca, Poland, is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in December - Wiejca, 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 (-0.3°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 (-3.8°C).

Average pressure in December - Wiejca, Poland
  • Average pressure in December: 1016.1mbar

The month with the highest atmospheric pressure is October (1018mbar).
The month with the lowest atmospheric pressure is July (1013.6mbar).

Average wind speed in December - Wiejca, Poland
  • Average wind speed in December: 14.3km/h

The windiest month (with the highest average wind speed) is December (14.3km/h).
The calmest month (with the lowest average wind speed) is August (10.4km/h).

Average humidity in December - Wiejca, Poland
  • Average humidity in December: 87%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (67%).

Average rainfall in December - Wiejca, Poland
  • Average rainfall in December: 30mm

The wettest months (with the highest rainfall) are May and June (50mm).
The driest month (with the least rainfall) is April (20mm).

Average rainfall days in December - Wiejca, Poland
  • Average rainfall days in December: 12.2 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (9 days).

Average snowfall in December - Wiejca, Poland
  • Average snowfall in December: 52mm

The month with the highest snowfall is January (121mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December - Wiejca, Poland
  • Average snowfall days in December: 8.9 days

The month with the highest number of snowfall days is January (15.4 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Wiejca, Poland
  • Average daylight in December: 7.8h

The month with the longest days is June (Average daylight: 16.7h).
The month with the shortest days is December (Average daylight: 7.8h).

  • Average sunshine in December: 3.4h

The month with the most sunshine is August (Average sunshine: 10.6h).
The month with the least sunshine is January (Average sunshine: 2.9h).

Average sunshine days in December - Wiejca, Poland
  • Average sunshine days in December: 11.7 days

The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is January (9.3 days).

Average UV index in December - Wiejca, Poland
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January and December (UV index 1).

Average cloud cover in December - Wiejca, 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 31).

Average visibility in December - Wiejca, Poland
  • Average visibility in December: 8km

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).