December weather forecast and climate
Blanc-Sablon, Canada

The first month of the winter, December, is also a subzero cold month in Blanc-Sablon, Canada, with temperature in the range of an average low of -8.3°C (17.1°F) and an average high of -3.5°C (25.7°F).

Temperature

In Blanc-Sablon, the average high-temperature decreases, from a cold 1.7°C (35.1°F) in November, to a subzero cold -3.5°C (25.7°F). In Blanc-Sablon, the average low-temperature is -8.3°C (17.1°F).

Humidity

The average relative humidity is 85%.

Rainfall

In December, the rain falls for 8 days. Throughout December, 71mm (2.8") of precipitation is accumulated. Throughout the year, there are 136.9 rainfall days, and 805mm (31.69") of precipitation is accumulated.

Snowfall

Months with snowfall in Blanc-Sablon, Canada, are January through May, October through December. In Blanc-Sablon, during December, snow falls for 13.9 days and regularly aggregates up to 149mm (5.87") of snow. In Blanc-Sablon, during the entire year, snow falls for 90.7 days, and aggregates up to 962mm (37.87") of snow.

Sea temperature

In Blanc-Sablon, in December, the average water temperature is 1°C (33.8°F).
Note: For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

Daylight

The month with the shortest days is December, with an average of 7.9h of daylight.

Sunshine

In December, the average sunshine is 3.8h.

UV index

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low threat to health from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 2 interpret into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 Blanc-Sablon?

In December, the average high-temperature is -3.5°C (25.7°F), and the average low-temperature is -8.3°C (17.1°F).

What is the average humidity in December in Blanc-Sablon?

In December, the average relative humidity in Blanc-Sablon is 85%.

How much does it rain in Blanc-Sablon in December?

In Blanc-Sablon, Canada, in December, it is raining for 8 days, with typically 71mm (2.8") of accumulated precipitation.

How much does it snow in Blanc-Sablon in December?

In Blanc-Sablon, Canada, in December, snow falls for 13.9 days, with typically accumulated 149mm (5.87") of snow.

How cold is the water in December in Blanc-Sablon?

In December, the average sea temperature in Blanc-Sablon is 1°C (33.8°F). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

What is the month with the shortest days in Blanc-Sablon?

December has the shortest days of the year in Blanc-Sablon, with an average of 7.9h of daylight.

How many hours of daylight does Blanc-Sablon have in December?

In Blanc-Sablon, Canada, the average length of the day in December is 7.9h.

How many hours of sunshine does Blanc-Sablon have in December?

In December, the average sunshine in Blanc-Sablon, Canada, is 3.8h.

What is the UV index intensity in December in Blanc-Sablon?

In Blanc-Sablon, Canada, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to the UV radiation.
Average temperature in December - Blanc-Sablon, Canada
  • Average high temperature in December: -3.5°C

The warmest month (with the highest average high temperature) is August (17.4°C).
The month with the lowest average high temperature is February (-7.3°C).

  • Average low temperature in December: -8.3°C

The month with the highest average low temperature is August (11.3°C).
The coldest month (with the lowest average low temperature) is February (-14.3°C).

Average pressure in December - Blanc-Sablon, Canada
  • Average pressure in December: 1010.3mbar

The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is January (1006.7mbar).

Average wind speed in December - Blanc-Sablon, Canada
  • Average wind speed in December: 22.6km/h

The windiest month (with the highest average wind speed) is November (22.8km/h).
The calmest month (with the lowest average wind speed) is July (16.2km/h).

Average humidity in December - Blanc-Sablon, Canada
  • Average humidity in December: 85%

The month with the highest relative humidity is April (91%).
The month with the lowest relative humidity is September (79%).

Average rainfall in December - Blanc-Sablon, Canada
  • Average rainfall in December: 71mm

The wettest month (with the highest rainfall) is November (97mm).
The driest month (with the least rainfall) is July (52mm).

Average rainfall days in December - Blanc-Sablon, Canada
  • Average rainfall days in December: 8 days

The month with the highest number of rainy days is June (16.4 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in December - Blanc-Sablon, Canada
  • Average snowfall in December: 149mm

The month with the highest snowfall is January (181mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December - Blanc-Sablon, Canada
  • Average snowfall days in December: 13.9 days

The month with the highest number of snowfall days is March (17.3 days).
Months with the least snowfall days are June, July and August (0 days).

Average sea temperature in December - Blanc-Sablon, Canada
  • Average sea temperature in December: 1°C

The best month for swimming (with the highest average sea temperature) is August (13°C).
The coldest months (with the lowest average sea temperature) are February and March (-1°C).

Average daylight in December / Average sunshine in December - Blanc-Sablon, Canada
  • Average daylight in December: 7.9h

The month with the longest days is June (Average daylight: 16.5h).
The month with the shortest days is December (Average daylight: 7.9h).

  • Average sunshine in December: 3.8h

The month with the most sunshine is August (Average sunshine: 7.9h).
The month with the least sunshine is February (Average sunshine: 3.2h).

Average sunshine days in December - Blanc-Sablon, Canada
  • Average sunshine days in December: 12.5 days

The month with the most sunshine days is October (14.2 days).
The month with the least sunshine days is April (9.3 days).

Average UV index in December - Blanc-Sablon, Canada
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 4).
Months with the lowest UV index are January, February, March and April (UV index 1).

Average cloud cover in December - Blanc-Sablon, Canada
  • Average cloud cover in December: 60

The month with the most cloud cover is April (Cloud cover 69).
The month with the least cloud cover is September (Cloud cover 50).

Average visibility in December - Blanc-Sablon, Canada
  • Average visibility in December: 8km

Months with the highest visibility are June, July, August, September, October and November (9km).
Months with the lowest visibility are January, February, March, April, May and December (8km).