December weather forecast
Barrie, Canada

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Weather in December

December marks the arrival of winter as Barrie plunges into sub-zero temperatures with the average low recorded at -5.5°C (22.1°F). Accompanied by the shortest daylight hours and a notable decrease in sunshine duration, December brings forth a festive winter wonderland setting. More notably, the city continues to experience substantial snowfall with an average of 112mm (4.41"), reinforcing the wintery conditions. Ushering in winter, December's weather makes Barrie a glistening city, offering scenic frosty views and various winter-based recreation activities.

Temperature

In Barrie, entering December brings a temperature decrement, reducing from November's wintry 5.4°C (41.7°F) to a freezing cold -0.9°C (30.4°F). In Barrie, December is characterized by an average low-temperature of -5.5°C (22.1°F), indicating a minor drop from daytime highs.

Humidity

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

Rainfall

In December, in Barrie, Canada, the rain falls for 7.7 days. Throughout December, 35mm (1.38") of precipitation is accumulated. In Barrie, during the entire year, the rain falls for 145 days and collects up to 621mm (24.45") of precipitation.

Snowfall

Months with snowfall in Barrie are January through May, October through December. In Barrie, during December, snow falls for 13.4 days and regularly aggregates up to 112mm (4.41") of snow. Throughout the year, in Barrie, there are 66.4 snowfall days, and 553mm (21.77") of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 8h and 54min of daylight.
On the first day of December in Barrie, sunrise is at 7:35 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 4:49 pm EST.

Sunshine

In Barrie, the average sunshine in December is 2.7h.

UV index

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the average maximum UV index of 1 translates into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

How cold is December in Barrie?

In December, in Barrie, the average high-temperature is -0.9°C (30.4°F), and the average low-temperature is -5.5°C (22.1°F).

What is the average humidity in December in Barrie?

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

How much does it rain in Barrie in December?

In Barrie, in December, during 7.7 rainfall days, 35mm (1.38") of precipitation is typically accumulated.

How much does it snow in Barrie in December?

In Barrie, in December, snow falls for 13.4 days, with typically accumulated 112mm (4.41") of snow.

What is the month with the shortest days in Barrie?

December has the shortest days of the year in Barrie, Canada, with an average of 8h and 54min of daylight.

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

The average day length in December in Barrie, Canada, is 8h and 55min.

What time are sunrise and sunset in December in Barrie?

On the first day of December in Barrie, sunrise is at 7:35 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 4:49 pm EST.

How long on average sun shines in December in Barrie?

In Barrie, the average sunshine duration in December is 2.7h.

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

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

How high is the UV index in December in Barrie?

The average daily maximum UV index in December in Barrie, Canada, is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
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
Barrie, Canada

Average temperature in December - Barrie, Canada
  • Average high temperature in December: -0.9°C

The warmest month (with the highest average high temperature) is July (24.2°C).
The month with the lowest average high temperature is January (-4.3°C).

  • Average low temperature in December: -5.5°C

The month with the highest average low temperature is July (14.9°C).
The coldest month (with the lowest average low temperature) is January (-10.4°C).

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Average pressure in December
Barrie, Canada

Average pressure in December - Barrie, Canada
  • Average pressure in December: 1017.1mbar

The month with the highest atmospheric pressure is March (1018.3mbar).
The month with the lowest atmospheric pressure is June (1013mbar).

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Average wind speed in December
Barrie, Canada

Average wind speed in December - Barrie, Canada
  • Average wind speed in December: 16.1km/h

The windiest month (with the highest average wind speed) is February (16.4km/h).
The calmest month (with the lowest average wind speed) is July (10.5km/h).

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Average humidity in December
Barrie, Canada

Average humidity in December - Barrie, Canada
  • Average humidity in December: 87%

The months with the highest relative humidity are January and February (89%).
The months with the lowest relative humidity are April and May (78%).

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Average rainfall in December
Barrie, Canada

Average rainfall in December - Barrie, Canada
  • Average rainfall in December: 35mm

The wettest month (with the highest rainfall) is July (75mm).
The driest month (with the least rainfall) is February (26mm).

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Average rainfall days in December
Barrie, Canada

Average rainfall days in December - Barrie, Canada
  • Average rainfall days in December: 7.7 days

The month with the highest number of rainy days is August (18.1 days).
The month with the least rainy days is February (4 days).

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Average snowfall in December
Barrie, Canada

Average snowfall in December - Barrie, Canada
  • Average snowfall in December: 112mm

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

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Average snowfall days in December
Barrie, Canada

Average snowfall days in December - Barrie, Canada
  • Average snowfall days in December: 13.4 days

The month with the highest number of snowfall days is January (15.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 2h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

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Average sunshine days in December
Barrie, Canada

Average sunshine days in December - Barrie, Canada
  • Average sunshine days in December: 11.9 days

The month with the most sunshine days is March (14.3 days).
The months with the least sunshine days are July and August (9.8 days).

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Average UV index in December
Barrie, Canada

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

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

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Average cloud cover in December
Barrie, Canada

Average cloud cover in December - Barrie, Canada
  • Average cloud cover in December: 73

The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in December
Barrie, Canada

Average visibility in December - Barrie, Canada
  • Average visibility in December: 8km

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

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Barrie, Canada

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