December weather forecast
Glen Rose, TX

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Weather in December

December, the first month of the winter in Glen Rose, is still a refreshing month, with an average temperature ranging between max 56.5°F (13.6°C) and min 40.8°F (4.9°C).

Temperature

Transition into December subtly marks a drop in the average high-temperature, moderately moving from an enjoyable 65.3°F (18.5°C) in November to a mild 56.5°F (13.6°C). Glen Rose experiences an average temperature drop to a wintry 40.8°F (4.9°C) during December nights.

Humidity

The average relative humidity in December in Glen Rose, Texas, is 67%.

Rainfall

In Glen Rose, during December, the rain falls for 6.5 days and regularly aggregates up to 1.26" (32mm) of precipitation. In Glen Rose, during the entire year, the rain falls for 119.5 days and collects up to 23.39" (594mm) of precipitation.

Snowfall

Months with snowfall in Glen Rose, Texas, are January, February and December. December is the first month it typically snows. Throughout December, in the average 0.3 snowfall days, it receives 0.35" (9mm) of snow. In Glen Rose, during the entire year, snow falls for 1.6 days and aggregates up to 1.14" (29mm) of snow.

Daylight

December has the shortest days of the year in Glen Rose, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 7:14 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:36 pm CST.

Sunshine

With an average of 5.7h of sunshine, December has the least sunshine of the year in Glen Rose, Texas.

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 3 during December leads to these instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the usual temperature for Glen Rose in December?

The high-temperature during December is 56.5°F (13.6°C) and the low-temperature is 40.8°F (4.9°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is appraised at 95°F (35°C).

What is the average humidity in December in Glen Rose?

In Glen Rose, Texas, the average relative humidity in December is 67%.

How many days does it rain in December in Glen Rose?

In December, the rain falls for 6.5 days. Throughout December, 1.26" (32mm) of precipitation is accumulated.

When does it start snowing in Glen Rose?

December is the first month it typically snows in Glen Rose, Texas. Throughout December, in the average 0.3 snowfall days, it receives 0.35" (9mm) of snow.

What is the month with the shortest days in Glen Rose?

The month with the shortest days in Glen Rose, Texas, is December, with an average of 10h and 6min of daylight.

How many hours of daylight does Glen Rose have in December?

In Glen Rose, the average day length in December is 10h and 5min.

When is the sunrise / sunset in December in Glen Rose?

On the first day of December in Glen Rose, sunrise is at 7:14 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:36 pm CST.

What is the month with the least sunshine in Glen Rose?

December has the least sunshine of the year in Glen Rose, with an average of 5.7h of sunshine.

How many hours of sunshine does Glen Rose have in December?

The average sunshine duration in December is 5.7h.

What is the month with the lowest UV index in Glen Rose?

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

How high is the UV index in December in Glen Rose?

In Glen Rose, 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
Glen Rose, TX

Average temperature in December - Glen Rose, TX
  • Average high temperature in December: 56.5°F

The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in December: 40.8°F

The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

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Average pressure in December
Glen Rose, TX

Average pressure in December - Glen Rose, 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 (29.9"Hg).

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Average wind speed in December
Glen Rose, TX

Average wind speed in December - Glen Rose, TX
  • Average wind speed in December: 8.9mph

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is September (7mph).

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Average humidity in December
Glen Rose, TX

Average humidity in December - Glen Rose, TX
  • Average humidity in December: 67%

The month with the highest relative humidity is May (72%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in December
Glen Rose, TX

Average rainfall in December - Glen Rose, TX
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is January (1.18").

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Average rainfall days in December
Glen Rose, TX

Average rainfall days in December - Glen Rose, TX
  • Average rainfall days in December: 6.5 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (5.6 days).

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Average snowfall in December
Glen Rose, TX

Average snowfall in December - Glen Rose, TX
  • Average snowfall in December: 0.35"

The month with the highest snowfall is February (0.75").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Glen Rose, TX

Average snowfall days in December - Glen Rose, TX
  • Average snowfall days in December: 0.3 days

The month with the highest number of snowfall days is February (1.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Glen Rose, TX

Average daylight in December / Average sunshine in December - Glen Rose, 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 4min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in December
Glen Rose, TX

Average sunshine days in December - Glen Rose, TX
  • Average sunshine days in December: 22.5 days

The month with the most sunshine days is January (24.6 days).
The month with the least sunshine days is May (14.2 days).

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Average UV index in December
Glen Rose, TX

Average UV index in December - Glen Rose, TX
  • Average UV index in December: 3

The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in December
Glen Rose, TX

Average cloud cover in December - Glen Rose, TX
  • Average cloud cover in December: 34

The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 19).

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Average visibility in December
Glen Rose, TX

Average visibility in December - Glen Rose, 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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Glen Rose, Texas, USA

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