December weather forecast
Port Greville, Canada

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Weather in December

December, the first month of the winter in Port Greville, is also an icy month, with an average temperature fluctuating between -5°C (23°F) and 0.7°C (33.3°F).

Temperature

Port Greville's December weather comes with a decrease in average high-temperatures, moving from a chilly 6.2°C (43.2°F) in November to a wintry 0.7°C (33.3°F). In Port Greville, December is marked by an average low-temperature of -5°C (23°F).

Humidity

In Port Greville, Canada, the average relative humidity in December is 85%.

Rainfall

In Port Greville, in December, it is raining for 10.9 days, with typically 85mm (3.35") of accumulated precipitation. Throughout the year, there are 151.5 rainfall days, and 810mm (31.89") of precipitation is accumulated.

Snowfall

Months with snowfall in Port Greville are January through May, October through December. In December, it is snowing for 13.9 days. Throughout December, 215mm (8.46") of snow is accumulated. Throughout the year, there are 75 snowfall days, and 1098mm (43.23") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 48min of daylight.
On the first day of the month, sunrise is at 7:38 am and sunset at 4:36 pm. On the last day of December, sunrise is at 7:57 am and sunset at 4:45 pm AST.

Sunshine

In Port Greville, the average sunshine in December is 3.1h.

UV index

The months with the lowest UV index are February and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 1 during December translates into these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. It's recommended to limit sun exposure when its radiation is at its peak during midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Updated: Feb 5, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How cold is it in Port Greville in December?

In December, the average high-temperature and low-temperature in Port Greville, Canada, are 0.7°C (33.3°F) and -5°C (23°F) respectively.

What is the average humidity in December in Port Greville?

In December, the average relative humidity in Port Greville is 85%.

How many days does it rain in December in Port Greville?

In December, in Port Greville, Canada, the rain falls for 10.9 days. Throughout December, 85mm (3.35") of precipitation is accumulated.

How many days does it snow in December in Port Greville?

In Port Greville, in December, during 13.9 snowfall days, 215mm (8.46") of snow is typically accumulated.

What is the month with the shortest days in Port Greville?

With an average of 8h and 48min of daylight, December has the shortest days of the year in Port Greville, Canada.

How many hours of daylight does Port Greville have in December?

In Port Greville, Canada, the average day length in December is 8h and 47min.

When are sunrise and sunset in December in Port Greville?

On the first day of December in Port Greville, Canada, sunrise is at 7:38 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 4:45 pm AST.

How long on average sun shines in December in Port Greville?

In December, the average sunshine duration in Port Greville is 3.1h.

What is the month with the lowest UV index in Port Greville?

The months with the lowest UV index in Port Greville, Canada, are February and December, with an average maximum UV index of 1.

How high is the UV index in December in Port Greville?

The average daily maximum UV index in December in Port Greville is 1. A UV Index value of 2, and less, symbolizes 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
Port Greville, Canada

Average temperature in December - Port Greville, Canada
  • Average high temperature in December: 0.7°C

The warmest month (with the highest average high temperature) is August (23.7°C).
The month with the lowest average high temperature is January (-2.8°C).

  • Average low temperature in December: -5°C

The month with the highest average low temperature is July (13.9°C).
The coldest months (with the lowest average low temperature) are January and February (-9.8°C).

Average pressure in December
Port Greville, Canada

Average pressure in December - Port Greville, Canada
  • Average pressure in December: 1014.2mbar

The month with the highest atmospheric pressure is September (1016.7mbar).
The month with the lowest atmospheric pressure is February (1012.4mbar).

Average wind speed in December
Port Greville, Canada

Average wind speed in December - Port Greville, Canada
  • Average wind speed in December: 14.7km/h

The windiest month (with the highest average wind speed) is January (14.8km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).

Average humidity in December
Port Greville, Canada

Average humidity in December - Port Greville, Canada
  • Average humidity in December: 85%

The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (79%).

Average rainfall in December
Port Greville, Canada

Average rainfall in December - Port Greville, Canada
  • Average rainfall in December: 85mm

The wettest month (with the highest rainfall) is November (95mm).
The driest month (with the least rainfall) is March (46mm).

Average rainfall days in December
Port Greville, Canada

Average rainfall days in December - Port Greville, Canada
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is February (5.7 days).

Average snowfall in December
Port Greville, Canada

Average snowfall in December - Port Greville, Canada
  • Average snowfall in December: 215mm

The month with the highest snowfall is February (224mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Port Greville, Canada

Average snowfall days in December - Port Greville, Canada
  • Average snowfall days in December: 13.9 days

The month with the highest number of snowfall days is January (16.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Port Greville, Canada

Average daylight in December / Average sunshine in December - Port Greville, Canada
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in December: 3h and 1min

The month with the most sunshine is August (Average sunshine: 8h and 36min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).

Average sunshine days in December
Port Greville, Canada

Average sunshine days in December - Port Greville, Canada
  • Average sunshine days in December: 11.1 days

The month with the most sunshine days is September (14.2 days).
The month with the least sunshine days is February (10.7 days).

Average UV index in December
Port Greville, Canada

Average UV index in December - Port Greville, Canada
  • Average UV index in December: 1

The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

Average cloud cover in December
Port Greville, Canada

Average cloud cover in December - Port Greville, Canada
  • Average cloud cover in December: 67

The month with the most cloud cover is February (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 42).

Average visibility in December
Port Greville, Canada

Average visibility in December - Port Greville, Canada
  • Average visibility in December: 8km

The month with the highest visibility is October (9km).
The months with the lowest visibility are January, February and March (7km).

Port Greville, Canada

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