December weather forecast
New Braunfels, TX

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Rocks and scenic trees along both side of the shores on the calm Guadalupe River in New Braunfels, Texas
Rocks and scenic trees along both side of the shores on the calm Guadalupe River in New Braunfels, Texas

Weather in December

December marks the arrival of winter in New Braunfels, as brisk and chilly conditions dominate the weather. Compared to the warmth of November, December's temperatures plunge further, registering a low of 45.7°F (7.6°C). The city also experiences an increased cloud cover, adding to the wintry feel of the month. Despite the cold, December's weather stability is marked by a marginally increased atmospheric pressure. As December concludes, locals look forward to a fresh start in January, marking the completion of the city's annual climate cycle.

Temperature

In December, the meteorological conditions in New Braunfels change slightly, with the average high-temperature moving from an agreeable 68.7°F (20.4°C) in November to an enjoyable 61°F (16.1°C). During the nights in December, an average low-temperature of 45.7°F (7.6°C) is observed.

Humidity

In New Braunfels, the average relative humidity in December is 71%.

Rainfall

In December, the rain falls for 6.2 days. Throughout December, 0.35" (9mm) of precipitation is accumulated. In New Braunfels, during the entire year, the rain falls for 93.3 days and collects up to 7.95" (202mm) of precipitation.

Snowfall

In New Braunfels, snow does not fall in April 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 the month, sunrise is at 7:10 am and sunset at 5:32 pm. On the last day of December, sunrise is at 7:27 am and sunset at 5:44 pm CST.

Sunshine

With an average of 5.2h of sunshine, December has the least sunshine of the year.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 3 in December interprets into the following advice:
Put precautions into practice - Ensuring skin and eye safety is a necessity. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

Frequently asked questions

What are the temperatures in December?

An average high-temperature, in December, in New Braunfels, is 61°F (16.1°C) and the average low-temperature is 45.7°F (7.6°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 100.4°F (38°C).

What is the average humidity in December?

The average relative humidity in December is 71%.

How many days does it rain in December?

In December, the rain falls for 6.2 days. Throughout December, 0.35" (9mm) of precipitation is accumulated.

When it does not snow?

In New Braunfels, snow does not fall in April through December.

Does it snow in December?

In New Braunfels, 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?

The average day length in December is 10h and 17min.

What time are sunrise and sunset in December in New Braunfels?

In December, on the first day of the month, sunrise is at 7:10 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:44 pm CST.

What is the month with the least sunshine?

With an average of 5.2h of sunshine, December has the least sunshine of the year in New Braunfels.

How many hours of sunshine does New Braunfels have in December?

In December, the average sunshine duration is 5.2h.

What is the month with 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?

The average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a medium hazard to health 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
New Braunfels, TX

Average temperature in December - New Braunfels, TX
  • Average high temperature in December: 61°F

The warmest month (with the highest average high temperature) is August (96.3°F).
The month with the lowest average high temperature is January (60.3°F).

  • Average low temperature in December: 45.7°F

The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (43.7°F).

Average pressure in December
New Braunfels, TX

Average pressure in December - New Braunfels, 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 (29.9"Hg).

Average wind speed in December
New Braunfels, TX

Average wind speed in December - New Braunfels, TX
  • Average wind speed in December: 8.1mph

The windiest month (with the highest average wind speed) is February (8.9mph).
The calmest month (with the lowest average wind speed) is September (6.1mph).

Average humidity in December
New Braunfels, TX

Average humidity in December - New Braunfels, TX
  • Average humidity in December: 71%

The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (61%).

Average rainfall in December
New Braunfels, TX

Average rainfall in December - New Braunfels, TX
  • Average rainfall in December: 0.35"

The wettest month (with the highest rainfall) is May (1.38").
The driest month (with the least rainfall) is February (0.2").

Average rainfall days in December
New Braunfels, TX

Average rainfall days in December - New Braunfels, TX
  • Average rainfall days in December: 6.2 days

The month with the highest number of rainy days is September (12.1 days).
The month with the least rainy days is January (4.9 days).

Average snowfall days in December
New Braunfels, TX

Average snowfall days in December - New Braunfels, TX
  • Average snowfall days in December: 0 days

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

Average daylight in December /
Average sunshine in December
New Braunfels, TX

Average daylight in December / Average sunshine in December - New Braunfels, 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: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in December
New Braunfels, TX

Average sunshine days in December - New Braunfels, TX
  • Average sunshine days in December: 22.2 days

The month with the most sunshine days is January (23.9 days).
The month with the least sunshine days is September (15.3 days).

Average UV index in December
New Braunfels, TX

Average UV index in December - New Braunfels, 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
New Braunfels, TX

Average cloud cover in December - New Braunfels, TX
  • Average cloud cover in December: 42

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in December
New Braunfels, TX

Average visibility in December - New Braunfels, 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).

New Braunfels, Texas, USA

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