December weather forecast
Vaughan, TX

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Weather in December

December, the first month of the winter in Vaughan, is still a mild month, with an average temperature varying between 56.7°F (13.7°C) and 41.9°F (5.5°C).

Temperature

December brings a slight decrease in temperature, down from a comfortable 65.3°F (18.5°C) in November to a moderate 56.7°F (13.7°C). In the month of December, an average of 41.9°F (5.5°C) marks the low-temperature.

Humidity

In Vaughan, the average relative humidity in December is 71%.

Rainfall

In December, in Vaughan, the rain falls for 9.7 days. Throughout December, 2.01" (51mm) of precipitation is accumulated. Throughout the year, in Vaughan, there are 139.8 rainfall days, and 32.28" (820mm) of precipitation is accumulated.

Snowfall

Months with snowfall are February, March and December. December is the first month it typically snows in Vaughan. Throughout December, in the average 0.3 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, in Vaughan, there are 1.9 snowfall days, and 0.87" (22mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 7:11 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:35 pm CST.

Sunshine

The month with the least sunshine is December, with an average of 5.4h of sunshine.

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index in Vaughan. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: During December, 3 as the daily maximum UV index converts into the following advice:
Be vigilant - A duty to shield skin and eyes from injury exists. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Boost your sun resistance with garments that are densely woven yet spacious. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What are December temperatures in Vaughan?

December temperatures vary between a high-temperature of 56.7°F (13.7°C) and a low-temperature of 41.9°F (5.5°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is calculated to be 96.8°F (36°C).

What is the average humidity in December in Vaughan?

The average relative humidity in December in Vaughan, Texas, is 71%.

How many days does it rain in December in Vaughan?

In Vaughan, Texas, in December, during 9.7 rainfall days, 2.01" (51mm) of precipitation is typically accumulated.

When does it start to snow in Vaughan?

December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.16" (4mm) of snow.

What is the month with the shortest days in Vaughan?

With an average of 10h and 6min of daylight, December has the shortest days of the year.

How many hours of daylight does Vaughan have in December?

The average day length in December is 10h and 6min.

When are sunrise and sunset in December in Vaughan?

On the first day of December in Vaughan, sunrise is at 7:11 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:35 pm CST.

What is the month with the least sunshine in Vaughan?

December has the least sunshine of the year in Vaughan, with an average of 5.4h of sunshine.

How many hours of sunshine does Vaughan have in December?

In Vaughan, the average sunshine duration in December is 5.4h.

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

December is the month with the lowest UV index in Vaughan, Texas, with an average maximum UV index of 3.

How high is the UV index in December in Vaughan?

In Vaughan, Texas, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Vaughan, TX

Average temperature in December - Vaughan, TX
  • Average high temperature in December: 56.7°F

The warmest month (with the highest average high temperature) is August (95.9°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in December: 41.9°F

The month with the highest average low temperature is August (75.9°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).

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Average pressure in December
Vaughan, TX

Average pressure in December - Vaughan, TX
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Vaughan, TX

Average wind speed in December - Vaughan, TX
  • Average wind speed in December: 9.1mph

The windiest month (with the highest average wind speed) is March (10.6mph).
The calmest month (with the lowest average wind speed) is September (6.9mph).

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Average humidity in December
Vaughan, TX

Average humidity in December - Vaughan, TX
  • Average humidity in December: 71%

The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (57%).

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Average rainfall in December
Vaughan, TX

Average rainfall in December - Vaughan, TX
  • Average rainfall in December: 2.01"

The wettest month (with the highest rainfall) is October (4.53").
The driest month (with the least rainfall) is November (1.77").

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Average rainfall days in December
Vaughan, TX

Average rainfall days in December - Vaughan, TX
  • Average rainfall days in December: 9.7 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in December
Vaughan, TX

Average snowfall in December - Vaughan, TX
  • Average snowfall in December: 0.16"

The month with the highest snowfall is February (0.55").
The months with the least snowfall are January, April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Vaughan, TX

Average snowfall days in December - Vaughan, TX
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in December /
Average sunshine in December
Vaughan, TX

Average daylight in December / Average sunshine in December - Vaughan, TX
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in December
Vaughan, TX

Average sunshine days in December - Vaughan, TX
  • Average sunshine days in December: 19.1 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is May (13.6 days).

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Average UV index in December
Vaughan, TX

Average UV index in December - Vaughan, TX
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in December
Vaughan, TX

Average cloud cover in December - Vaughan, TX
  • Average cloud cover in December: 39

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 22).

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Average visibility in December
Vaughan, TX

Average visibility in December - Vaughan, TX
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Vaughan, Texas, USA

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