December weather forecast
La Porte, TX

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Weather in December

The first month of the winter, December, is still a comfortable month in La Porte, Texas, with an average temperature ranging between max 62.6°F (17°C) and min 51.3°F (10.7°C).

Temperature

The onset of December brings a small shift in high-temperatures, falling from a pleasant 69.3°F (20.7°C) in November to an enjoyable 62.6°F (17°C). La Porte's average low-temperature in December is measured at a fresh 51.3°F (10.7°C).

Humidity

In La Porte, the average relative humidity in December is 78%.

Rainfall

In La Porte, Texas, during December, the rain falls for 8.1 days and regularly aggregates up to 0.67" (17mm) of precipitation. In La Porte, during the entire year, the rain falls for 133.1 days and collects up to 12.83" (326mm) of precipitation.

Snowfall

In La Porte, snow does not fall in March through August, October through December.

Daylight

With an average of 10h and 18min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:58 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:31 pm CST.

Sunshine

With an average of 4.9h of sunshine, December has the least sunshine of the year.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 3 during December leads to these advisories:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures in La Porte?

An average high-temperature, in December, in La Porte, is 62.6°F (17°C) and the average low-temperature is 51.3°F (10.7°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 98.6°F (37°C).

What is the average humidity in December in La Porte?

In December, the average relative humidity is 78%.

How many days does it rain in December?

In La Porte, in December, it is raining for 8.1 days, with typically 0.67" (17mm) of accumulated precipitation.

When it does not snow?

March through August, October through December are months without snowfall.

Does it snow in December?

In La Porte, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 10h and 18min of daylight.

What is the average length of the day in December in La Porte?

In December, the average day length is 10h and 17min.

When is the sunrise / sunset in December in La Porte?

In December, on the first day of the month, sunrise is at 6:58 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:31 pm CST.

What is the month with the least sunshine?

December has the least sunshine of the year in La Porte, with an average of 4.9h of sunshine.

How long on average sun shines in December?

The average sunshine duration in December is 4.9h.

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 reading in December?

In La Porte, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
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
La Porte, TX

Average temperature in December - La Porte, TX
  • Average high temperature in December: 62.6°F

The warmest month (with the highest average high temperature) is August (91.6°F).
The month with the lowest average high temperature is January (60.3°F).

  • Average low temperature in December: 51.3°F

The month with the highest average low temperature is August (79.2°F).
The coldest month (with the lowest average low temperature) is January (47.7°F).

Average pressure in December
La Porte, TX

Average pressure in December - La Porte, TX
  • Average pressure in December: 30.11"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
La Porte, TX

Average wind speed in December - La Porte, TX
  • Average wind speed in December: 8.9mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest months (with the lowest average wind speed) are August and September (7.1mph).

Average humidity in December
La Porte, TX

Average humidity in December - La Porte, TX
  • Average humidity in December: 78%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
La Porte, TX

Average rainfall in December - La Porte, TX
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is September (1.93").
The driest months (with the least rainfall) are February and March (0.47").

Average rainfall days in December
La Porte, TX

Average rainfall days in December - La Porte, TX
  • Average rainfall days in December: 8.1 days

The month with the highest number of rainy days is September (17.4 days).
The months with the least rainy days are January and February (7.7 days).

Average snowfall days in December
La Porte, TX

Average snowfall days in December - La Porte, TX
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, October, November and December (0 days).

Average daylight in December /
Average sunshine in December
La Porte, TX

Average daylight in December / Average sunshine in December - La Porte, TX
  • Average daylight in December: 10h and 2min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in December: 4h and 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in December
La Porte, TX

Average sunshine days in December - La Porte, TX
  • Average sunshine days in December: 20.5 days

The month with the most sunshine days is January (21.4 days).
The month with the least sunshine days is September (10.6 days).

Average UV index in December
La Porte, TX

Average UV index in December - La Porte, 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
La Porte, TX

Average cloud cover in December - La Porte, TX
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 26).

Average visibility in December
La Porte, TX

Average visibility in December - La Porte, 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).

La Porte, Texas, USA

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