December weather forecast
Morton, TX

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Weather in December

December, the first month of the winter in Morton, is also a fresh month, with an average temperature varying between 51.8°F (11°C) and 34.2°F (1.2°C).

Temperature

Morton's temperature records reveal December as the coldest month, marked by average highs of 51.8°F (11°C) and lows of 34.2°F (1.2°C).

Humidity

In December, the average relative humidity is 53%.

Rainfall

In December, the rain falls for 4.7 days. Throughout December, 0.39" (10mm) of precipitation is accumulated. Throughout the year, there are 83.6 rainfall days, and 11.3" (287mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall in Morton, Texas. The months with the most snowfall are November and December, with an average 0.2" (5mm) of accumulated snow.

Daylight

December has the shortest days of the year in Morton, with an average of 10h and 0min of daylight.
On the first day of December, sunrise is at 7:38 am and sunset at 5:42 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:53 pm CST.

Sunshine

With an average of 6.9h of sunshine, December has the least sunshine of the year in Morton.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index in Morton. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the UV index of 2 transforms into the following advice:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Morton?

December, on average, is the coldest month, registering a high temperature of 51.8°F (11°C) and a low of 34.2°F (1.2°C).

What is the average December temperature in Morton?

The average high-temperature and low-temperature in Morton during December are 51.8°F (11°C) and 34.2°F (1.2°C) respectively. In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 84.2°F (29°C).

What is the average humidity in December in Morton?

In Morton, the average relative humidity in December is 53%.

How many days does it rain in December in Morton?

In Morton, in December, during 4.7 rainfall days, 0.39" (10mm) of precipitation is typically accumulated.

What is the snowiest month in Morton?

The months with the most snowfall are November and December, with an average 0.2" (5mm) of accumulated snow.

How many days does it snow in December in Morton?

In Morton, Texas, during December, snow falls for 1.3 days and regularly aggregates up to 0.2" (5mm) of snow.

What is the month with the shortest days in Morton?

With an average of 10h and 0min of daylight, December has the shortest days of the year.

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

The average day length in December in Morton, Texas, is 9h and 58min.

What time are sunrise and sunset in December in Morton?

In December, on the first day of the month, sunrise is at 7:38 am and sunset at 5:42 pm. On the last day of the month, in Morton, Texas, sunrise is at 7:55 am and sunset at 5:53 pm CST.

What is the month with the least sunshine in Morton?

December has the least sunshine of the year in Morton, Texas, with an average of 6.9h of sunshine.

How long on average sun shines in December in Morton?

The average sunshine duration in December is 6.9h.

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

December is the month with the lowest UV index, with an average maximum UV index of 2.

What is the UV index intensity in December in Morton?

In December, the average daily maximum UV index in Morton is 2. 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
Morton, TX

Average temperature in December - Morton, TX
  • Average high temperature in December: 51.8°F

The warmest months (with the highest average high temperature) are June and August (91.8°F).
The month with the lowest average high temperature is December (51.8°F).

  • Average low temperature in December: 34.2°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in December
Morton, TX

Average pressure in December - Morton, TX
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in December
Morton, TX

Average wind speed in December - Morton, TX
  • Average wind speed in December: 10.8mph

The windiest month (with the highest average wind speed) is April (13mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).

Average humidity in December
Morton, TX

Average humidity in December - Morton, TX
  • Average humidity in December: 53%

The month with the highest relative humidity is September (55%).
The month with the lowest relative humidity is April (35%).

Average rainfall in December
Morton, TX

Average rainfall in December - Morton, TX
  • Average rainfall in December: 0.39"

The wettest month (with the highest rainfall) is September (1.89").
The driest month (with the least rainfall) is January (0.28").

Average rainfall days in December
Morton, TX

Average rainfall days in December - Morton, TX
  • Average rainfall days in December: 4.7 days

The month with the highest number of rainy days is September (11.8 days).
The month with the least rainy days is November (2.9 days).

Average snowfall in December
Morton, TX

Average snowfall in December - Morton, TX
  • Average snowfall in December: 0.2"

The months with the highest snowfall are November and December (0.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Morton, TX

Average snowfall days in December - Morton, TX
  • Average snowfall days in December: 1.3 days

The month with the highest number of snowfall days is December (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Morton, TX
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 6h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).

Average sunshine days in December
Morton, TX

Average sunshine days in December - Morton, TX
  • Average sunshine days in December: 24.2 days

The month with the most sunshine days is January (26.8 days).
The month with the least sunshine days is September (15.5 days).

Average UV index in December
Morton, TX

Average UV index in December - Morton, TX
  • Average UV index in December: 2

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 2).

Average cloud cover in December
Morton, TX

Average cloud cover in December - Morton, TX
  • Average cloud cover in December: 21

The month with the most cloud cover is September (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 13).

Average visibility in December
Morton, TX

Average visibility in December - Morton, 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).

Morton, Texas, USA

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