December weather forecastEnnis, TX

December

Weather in December

The first month of the winter, December, is also a moderate month in Ennis, Texas, with an average temperature fluctuating between 56.5°F (13.6°C) and 42.3°F (5.7°C).

Temperature

A mild shift in the average high-temperature occurs in December, reducing from an enjoyable 64.9°F (18.3°C) in November to a mild 56.5°F (13.6°C). Ennis observes an average low-temperature of 42.3°F (5.7°C) during December.

Humidity

The average relative humidity in December in Ennis is 72%.

Rainfall

In Ennis, in December, it is raining for 10.1 days, with typically 2.13" (54mm) of accumulated precipitation. In Ennis, during the entire year, the rain falls for 140.9 days and collects up to 31.5" (800mm) of precipitation.

Snowfall

April through December are months without snowfall.

Daylight

The month with the shortest days in Ennis is December, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 7:10 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:32 pm CST.

Sunshine

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

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 3 translates into these guidelines:
Make use of precautions - Suggestions to resist sunburn are communicated. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Always opt for UVA and UVB-resistant sunglasses on radiant days. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature in Ennis, Texas, during December is 56.5°F (13.6°C) and the low-temperature is 42.3°F (5.7°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 98.6°F (37°C).

In December, the average relative humidity in Ennis is 72%.

In Ennis, Texas, during December, the rain falls for 10.1 days and regularly aggregates up to 2.13" (54mm) of precipitation.

In Ennis, Texas, snow does not fall in April through December.

In Ennis, Texas, in December, it doesn't snow. In January, it regularly snows.

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

The average day length in December in Ennis, Texas, is 10h and 4min.

In December, on the first day of the month, sunrise is at 7:10 am and sunset at 5:21 pm. On the last day of the month, in Ennis, Texas, sunrise is at 7:27 am and sunset at 5:32 pm CST.

With an average of 5.4h of sunshine, December has the least sunshine of the year in Ennis.

The average sunshine duration in December in Ennis, Texas, is 5.4h.

The months with the lowest UV index in Ennis are January and December, with an average maximum UV index of 3.

The average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe 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
Ennis, 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 (55.2°F).

  • Average low temperature in December: 42.3°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 (39.6°F).

Average pressure in December
Ennis, TX

  • Average pressure in December: 30.13"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).

Average wind speed in December
Ennis, TX

  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is March (9.9mph).
The calmest month (with the lowest average wind speed) is September (6.5mph).

Average humidity in December
Ennis, TX

  • Average humidity in December: 72%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (59%).

Average rainfall in December
Ennis, TX

  • Average rainfall in December: 2.13"

The wettest month (with the highest rainfall) is October (4.45").
The driest month (with the least rainfall) is February (1.81").

Average rainfall days in December
Ennis, TX

  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in December
Ennis, TX

  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.83").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

Average snowfall days in December
Ennis, TX

  • Average snowfall days in December: 0.2 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, October and November (0 days).

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

  • Average daylight in December: 10h and 6min

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 24min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in December
Ennis, TX

  • Average sunshine days in December: 19.1 days

The month with the most sunshine days is January (22 days).
The month with the least sunshine days is May (13.2 days).

Average UV index in December
Ennis, TX

  • Average UV index in December: 3

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

Average cloud cover in December
Ennis, TX

  • Average cloud cover in December: 39

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 21).

Average visibility in December
Ennis, 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).