December weather forecast
Tennyson, TX

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Weather in December

The first month of the winter, December, is still a mild month in Tennyson, Texas, with an average temperature fluctuating between 39.4°F (4.1°C) and 57.4°F (14.1°C).

Temperature

Temperatures reach their minimum during January and December, recording an average high-temperature of 57.4°F (14.1°C).

Humidity

The average relative humidity in December is 56%.

Rainfall

In Tennyson, in December, during 4.7 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. Throughout the year, there are 89.1 rainfall days, and 15.59" (396mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In December, it is snowing for 0.8 days. Throughout December, 0.24" (6mm) of snow is accumulated. In Tennyson, during the entire year, snow falls for 3.8 days and aggregates up to 1.89" (48mm) of snow.

Daylight

December has the shortest days of the year in Tennyson, with an average of 10h and 6min of daylight.
On the first day of the month, sunrise is at 7:23 am and sunset at 5:37 pm. On the last day of December, sunrise is at 7:40 am and sunset at 5:48 pm CST.

Sunshine

With an average of 6.5h of sunshine, December has the least sunshine of the year in Tennyson.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: In December, a daily UV index of 3 turns into the following recommendations:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

Tennyson sees its lowest temperatures during January and December, with an average high-temperature of 57.4°F (14.1°C).

What is the temperature in December?

The high-temperature, in December, in Tennyson, records 57.4°F (14.1°C), while the low-temperature is 39.4°F (4.1°C). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is computed to be 91.4°F (33°C).

What is the average humidity in December?

In December, the average relative humidity is 56%.

How many days does it rain in December?

In December, the rain falls for 4.7 days. Throughout December, 0.87" (22mm) of precipitation is accumulated.

How many days does it snow in December?

In Tennyson, during December, snow falls for 0.8 days and regularly aggregates up to 0.24" (6mm) of snow.

What is the month with the shortest days?

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

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

The average day length in December is 10h and 7min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:23 am and sunset at 5:37 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:48 pm CST.

What is the month with the least sunshine?

With an average of 6.5h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December?

In Tennyson, the average sunshine duration in December is 6.5h.

When is the lowest UV index?

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

What is the UV index intensity in December?

In Tennyson, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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
Tennyson, TX

Average temperature in December - Tennyson, TX
  • Average high temperature in December: 57.4°F

The warmest month (with the highest average high temperature) is August (95.5°F).
The months with the lowest average high temperature are January and December (57.4°F).

  • Average low temperature in December: 39.4°F

The month with the highest average low temperature is August (75.2°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).

Average pressure in December
Tennyson, TX

Average pressure in December - Tennyson, TX
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in December
Tennyson, TX

Average wind speed in December - Tennyson, TX
  • Average wind speed in December: 10.4mph

The windiest month (with the highest average wind speed) is April (13.5mph).
The calmest month (with the lowest average wind speed) is September (9.7mph).

Average humidity in December
Tennyson, TX

Average humidity in December - Tennyson, TX
  • Average humidity in December: 56%

The months with the highest relative humidity are September and November (57%).
The month with the lowest relative humidity is August (46%).

Average rainfall in December
Tennyson, TX

Average rainfall in December - Tennyson, TX
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in December
Tennyson, TX

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

The month with the highest number of rainy days is May (11.4 days).
The month with the least rainy days is January (3.6 days).

Average snowfall in December
Tennyson, TX

Average snowfall in December - Tennyson, TX
  • Average snowfall in December: 0.24"

The month with the highest snowfall is February (0.71").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Tennyson, TX

Average snowfall days in December - Tennyson, TX
  • Average snowfall days in December: 0.8 days

The month with the highest number of snowfall days is February (1.5 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
Tennyson, TX

Average daylight in December / Average sunshine in December - Tennyson, 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: 6h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in December
Tennyson, TX

Average sunshine days in December - Tennyson, TX
  • Average sunshine days in December: 23.8 days

The month with the most sunshine days is January (26.3 days).
The month with the least sunshine days is September (16.1 days).

Average UV index in December
Tennyson, TX

Average UV index in December - Tennyson, 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
Tennyson, TX

Average cloud cover in December - Tennyson, TX
  • Average cloud cover in December: 26

The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in December
Tennyson, TX

Average visibility in December - Tennyson, 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).

Tennyson, Texas, USA

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