December weather forecast
De Kalb, TX

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Weather in December

December, the first month of the winter in De Kalb, is also a fresh month, with an average temperature ranging between max 54.3°F (12.4°C) and min 39.4°F (4.1°C).

Temperature

The arrival of December is marked by a minor reduction in average high-temperature, sliding from a refreshing 63.1°F (17.3°C) in November to a fresh 54.3°F (12.4°C). De Kalb's average low-temperature in December is measured at an icy 39.4°F (4.1°C).

Humidity

The average relative humidity in December in De Kalb is 79%.

Rainfall

In De Kalb, during December, the rain falls for 11.4 days and regularly aggregates up to 3.86" (98mm) of precipitation. Throughout the year, there are 153.9 rainfall days, and 39.69" (1008mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.5 snowfall days, it receives 0.31" (8mm) of snow. Throughout the year, in De Kalb, Texas, there are 3.7 snowfall days, and 1.57" (40mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 0min of daylight.
On the first day of December, sunrise is at 7:05 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:21 pm CST.

Sunshine

With an average of 5h 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 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

What is the usual temperature for De Kalb in December?

In De Kalb, in December, the average high-temperature is 54.3°F (12.4°C), and the average low-temperature is 39.4°F (4.1°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 100.4°F (38°C).

What is the average humidity in December in De Kalb?

In De Kalb, Texas, the average relative humidity in December is 79%.

How much does it rain in De Kalb in December?

In De Kalb, Texas, in December, during 11.4 rainfall days, 3.86" (98mm) of precipitation is typically accumulated.

When does it start to snow in De Kalb?

December is the first month it typically snows. Throughout December, in the average 0.5 snowfall days, it receives 0.31" (8mm) of snow.

What is the month with the shortest days in De Kalb?

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 De Kalb?

The average day length in December in De Kalb is 9h and 59min.

When is the sunrise / sunset in December in De Kalb?

In December, on the first day of the month, sunrise is at 7:05 am and sunset at 5:10 pm. On the last day of the month, in De Kalb, sunrise is at 7:22 am and sunset at 5:21 pm CST.

What is the month with the least sunshine in De Kalb?

With an average of 5h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December in De Kalb?

In De Kalb, Texas, the average sunshine duration in December is 5h.

When is the lowest UV index in De Kalb?

The month with the lowest UV index in De Kalb, Texas, is December, with an average maximum UV index of 2.

How high is the UV index in December in De Kalb?

In De Kalb, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
De Kalb, TX

Average temperature in December - De Kalb, TX
  • Average high temperature in December: 54.3°F

The warmest month (with the highest average high temperature) is August (94.3°F).
The month with the lowest average high temperature is January (52.3°F).

  • Average low temperature in December: 39.4°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (36.9°F).

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Average pressure in December
De Kalb, TX

Average pressure in December - De Kalb, 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 (29.93"Hg).

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Average wind speed in December
De Kalb, TX

Average wind speed in December - De Kalb, TX
  • Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in December
De Kalb, TX

Average humidity in December - De Kalb, TX
  • Average humidity in December: 79%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is August (67%).

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Average rainfall in December
De Kalb, TX

Average rainfall in December - De Kalb, TX
  • Average rainfall in December: 3.86"

The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is September (2.36").

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Average rainfall days in December
De Kalb, TX

Average rainfall days in December - De Kalb, TX
  • Average rainfall days in December: 11.4 days

The month with the highest number of rainy days is March (15.2 days).
The month with the least rainy days is January (10.3 days).

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Average snowfall in December
De Kalb, TX

Average snowfall in December - De Kalb, TX
  • Average snowfall in December: 0.31"

The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
De Kalb, TX

Average snowfall days in December - De Kalb, TX
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).

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Average daylight in December /
Average sunshine in December
De Kalb, TX

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

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

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in December
De Kalb, TX

Average sunshine days in December - De Kalb, TX
  • Average sunshine days in December: 17.2 days

The month with the most sunshine days is January (18.5 days).
The month with the least sunshine days is February (13.3 days).

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Average UV index in December
De Kalb, TX

Average UV index in December - De Kalb, 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).

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Average cloud cover in December
De Kalb, TX

Average cloud cover in December - De Kalb, TX
  • Average cloud cover in December: 46

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in December
De Kalb, TX

Average visibility in December - De Kalb, TX
  • Average visibility in December: 6mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).

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De Kalb, Texas, USA

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