December weather forecast
Longlac, Canada

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Weather in December

The first month of the winter, December, is still a freezing cold month in Longlac, Canada, with an average temperature ranging between max -9.1°C (15.6°F) and min -15.6°C (3.9°F).

Temperature

The start of December is characterized by a significant decrease in the average high-temperature, moving from -0.9°C (30.4°F) in November to a still subzero cold -9.1°C (15.6°F). In the month of December, Longlac records a consistent average low-temperature of -15.6°C (3.9°F).

Humidity

The months with the highest humidity are January, February and December, with an average relative humidity of 94%.

Rainfall

In Longlac, in December, during 2.1 rainfall days, 32mm (1.26") of precipitation is typically accumulated. Throughout the year, there are 104.5 rainfall days, and 479mm (18.86") of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, September through December. In Longlac, during December, snow falls for 22.7 days and regularly aggregates up to 232mm (9.13") of snow. In Longlac, during the entire year, snow falls for 135.1 days and aggregates up to 1532mm (60.31") of snow.

Daylight

The month with the shortest days in Longlac is December, with an average of 8h and 12min of daylight.
On the first day of December in Longlac, sunrise is at 8:22 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 8:43 am and sunset at 4:55 pm EST.

Sunshine

In Longlac, Canada, the average sunshine in December is 1.8h.

UV index

January through March, October through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 1 in December translates into these instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
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Frequently asked questions

How cold is it in Longlac in December?

The high-temperature, in December, in Longlac, records -9.1°C (15.6°F), while the low-temperature is -15.6°C (3.9°F).

What is the most humid month in Longlac?

January, February and December, with an average relative humidity of 94%, are most humid months in Longlac, Canada.

What is the average humidity in December in Longlac?

The average relative humidity in December is 94%.

How many days does it rain in December in Longlac?

In December, the rain falls for 2.1 days. Throughout December, 32mm (1.26") of precipitation is accumulated.

How many days does it snow in December in Longlac?

In Longlac, during December, snow falls for 22.7 days and regularly aggregates up to 232mm (9.13") of snow.

What is the month with the shortest days in Longlac?

With an average of 8h and 12min of daylight, December has the shortest days of the year in Longlac.

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

In December, the average day length in Longlac is 8h and 12min.

When is the sunrise / sunset in December in Longlac?

In December, on the first day of the month, sunrise is at 8:22 am and sunset at 4:48 pm. On the last day of the month, in Longlac, Canada, sunrise is at 8:43 am and sunset at 4:55 pm EST.

How long on average sun shines in December in Longlac?

In December, the average sunshine duration is 1.8h.

When is the lowest UV index in Longlac?

The months with the lowest UV index in Longlac, Canada, are January through March, October through December, with an average maximum UV index of 1.

What is the UV index intensity in December in Longlac?

In December, the average daily maximum UV index in Longlac is 1. A UV Index reading of 2, and below, represents a low health threat 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
Longlac, Canada

Average temperature in December - Longlac, Canada
  • Average high temperature in December: -9.1°C

The warmest month (with the highest average high temperature) is July (23.9°C).
The month with the lowest average high temperature is January (-12.1°C).

  • Average low temperature in December: -15.6°C

The month with the highest average low temperature is July (11.8°C).
The coldest month (with the lowest average low temperature) is January (-20.8°C).

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Average pressure in December
Longlac, Canada

Average pressure in December - Longlac, Canada
  • Average pressure in December: 1017.5mbar

The month with the highest atmospheric pressure is March (1019.4mbar).
The month with the lowest atmospheric pressure is July (1011.8mbar).

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Average wind speed in December
Longlac, Canada

Average wind speed in December - Longlac, Canada
  • Average wind speed in December: 10.5km/h

The windiest month (with the highest average wind speed) is November (11.8km/h).
The calmest months (with the lowest average wind speed) are June and December (10.5km/h).

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Average humidity in December
Longlac, Canada

Average humidity in December - Longlac, Canada
  • Average humidity in December: 94%

The months with the highest relative humidity are January, February and December (94%).
The month with the lowest relative humidity is June (66%).

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Average rainfall in December
Longlac, Canada

Average rainfall in December - Longlac, Canada
  • Average rainfall in December: 32mm

The wettest months (with the highest rainfall) are June and September (50mm).
The driest month (with the least rainfall) is February (24mm).

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Average rainfall days in December
Longlac, Canada

Average rainfall days in December - Longlac, Canada
  • Average rainfall days in December: 2.1 days

The month with the highest number of rainy days is August (16.2 days).
The month with the least rainy days is February (1.3 days).

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Average snowfall in December
Longlac, Canada

Average snowfall in December - Longlac, Canada
  • Average snowfall in December: 232mm

The month with the highest snowfall is April (256mm).
The months with the least snowfall are July and August (0mm).

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Average snowfall days in December
Longlac, Canada

Average snowfall days in December - Longlac, Canada
  • Average snowfall days in December: 22.7 days

The month with the highest number of snowfall days is January (23.2 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in December /
Average sunshine in December
Longlac, Canada

Average daylight in December / Average sunshine in December - Longlac, Canada
  • Average daylight in December: 8h and 1min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in December: 1h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 1h and 18min).

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Average sunshine days in December
Longlac, Canada

Average sunshine days in December - Longlac, Canada
  • Average sunshine days in December: 9.5 days

The month with the most sunshine days is May (15.3 days).
The month with the least sunshine days is March (8.7 days).

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Average UV index in December
Longlac, Canada

Average UV index in December - Longlac, Canada
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 1).

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Average cloud cover in December
Longlac, Canada

Average cloud cover in December - Longlac, Canada
  • Average cloud cover in December: 82

The month with the most cloud cover is January (Cloud cover 87).
The month with the least cloud cover is July (Cloud cover 38).

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Average visibility in December
Longlac, Canada

Average visibility in December - Longlac, Canada
  • Average visibility in December: 6km

The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January, February and March (5km).

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Longlac, Canada

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