December weather forecastMagnolia, TX

December

Weather in December

December, the first month of the winter in Magnolia, is still a comfortable month, with an average temperature fluctuating between 62.1°F (16.7°C) and 47.3°F (8.5°C).

Temperature

With the onset of December, Magnolia experiences a modest temperature adjustment, with the average high-temperature gently receding from an agreeable 69.6°F (20.9°C) in November to a comfortable 62.1°F (16.7°C). Throughout the month of December, Magnolia sees a steady low-temperature average of 47.3°F (8.5°C).

Humidity

In December, the average relative humidity in Magnolia is 76%.

Rainfall

In Magnolia, during December, the rain falls for 13.5 days and regularly aggregates up to 2.83" (72mm) of precipitation. In Magnolia, during the entire year, the rain falls for 175.4 days and collects up to 34.57" (878mm) of precipitation.

Snowfall

January and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, in Magnolia, there are 0.4 snowfall days, and 0.2" (5mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 10h and 12min of daylight.
On the first day of December in Magnolia, sunrise is at 7:02 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:33 pm CST.

Sunshine

With an average of 4.8h of sunshine, December has the least sunshine of the year.

UV index

The month with the lowest UV index in Magnolia is December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum daily UV index of 3 during December morphs into the following directions:
Take precautions - Protection against skin and eye damage is obliged. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

December temperatures vary between a high-temperature of 62.1°F (16.7°C) and a low-temperature of 47.3°F (8.5°C). In October, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 86°F (30°C).

The average relative humidity in December in Magnolia, Texas, is 76%.

In Magnolia, Texas, in December, it is raining for 13.5 days, with typically 2.83" (72mm) of accumulated precipitation.

December is the first month it typically snows in Magnolia. Throughout December, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow.

December has the shortest days of the year in Magnolia, Texas, with an average of 10h and 12min of daylight.

In December, the average day length in Magnolia, Texas, is 10h and 14min.

On the first day of December in Magnolia, sunrise is at 7:02 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:33 pm CST.

The month with the least sunshine is December, with an average of 4.8h of sunshine.

The average sunshine duration in December is 4.8h.

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

The average daily maximum UV index in December in Magnolia is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Magnolia, TX

  • Average high temperature in December: 62.1°F

The warmest month (with the highest average high temperature) is August (96.1°F).
The month with the lowest average high temperature is January (60.4°F).

  • Average low temperature in December: 47.3°F

The month with the highest average low temperature is August (76.8°F).
The coldest month (with the lowest average low temperature) is January (44.2°F).

Average pressure in December
Magnolia, 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 (29.93"Hg).

Average wind speed in December
Magnolia, TX

  • Average wind speed in December: 7mph

The windiest month (with the highest average wind speed) is April (8mph).
The calmest month (with the lowest average wind speed) is September (5.6mph).

Average humidity in December
Magnolia, TX

  • Average humidity in December: 76%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is August (67%).

Average rainfall in December
Magnolia, TX

  • Average rainfall in December: 2.83"

The wettest month (with the highest rainfall) is May (4.72").
The driest month (with the least rainfall) is November (1.97").

Average rainfall days in December
Magnolia, TX

  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is September (18.8 days).
The month with the least rainy days is January (11.7 days).

Average snowfall in December
Magnolia, TX

  • Average snowfall in December: 0.08"

The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Magnolia, TX

  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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

  • Average daylight in December: 10h and 12min

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

  • Average sunshine in December: 4h and 48min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).

Average sunshine days in December
Magnolia, TX

  • Average sunshine days in December: 15 days

The month with the most sunshine days is October (17.1 days).
The month with the least sunshine days is September (9.2 days).

Average UV index in December
Magnolia, TX

  • Average UV index in December: 3

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

Average cloud cover in December
Magnolia, TX

  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
Magnolia, TX

  • Average visibility in December: 6mi

The months with the highest visibility are January, February, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are March, April and July (5mi).