December weather forecast
Whitesboro, TX

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Weather in December

The first month of the winter, December, is still a cool month in Whitesboro, Texas, with an average temperature fluctuating between 39°F (3.9°C) and 52.9°F (11.6°C).

Temperature

December brings a drop in Whitesboro's average high-temperature, falling from a refreshing 63.1°F (17.3°C) in November to a fresh 52.9°F (11.6°C). Throughout the month of December, the average temperature in Whitesboro dips to an icy 39°F (3.9°C) at night.

Humidity

In Whitesboro, the average relative humidity in December is 70%.

Rainfall

The months with the least rainfall in Whitesboro are February and December Rain falls for 4 days and accumulates 0.31" (8mm) of rain.

Snowfall

January, March through December are months without snowfall in Whitesboro.

Daylight

With an average of 10h and 0min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:14 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:29 pm CST.

Sunshine

With an average of 5.7h of sunshine, December has the least sunshine of the year.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.

Frequently asked questions

What is the temperature in December?

The high-temperature, in December, in Whitesboro, records 52.9°F (11.6°C), while the low-temperature is 39°F (3.9°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 93.2°F (34°C).

What is the average humidity in December?

In December, the average relative humidity is 70%.

What is the driest month?

The months with the least rainfall are February and December Rain falls for 4 days and accumulates 0.31" (8mm) of rain.

How many days does it rain in December?

In Whitesboro, in December, it is raining for 4 days, with typically 0.31" (8mm) of accumulated precipitation.

When it does not snow in Whitesboro?

In Whitesboro, snow does not fall in January, March through December.

What is the month with the shortest days?

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 Whitesboro, the average day length in December is 9h and 58min.

What time are sunrise and sunset in December in Whitesboro?

On the first day of December, sunrise is at 7:14 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:29 pm CST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 5.7h of sunshine.

How long on average sun shines in December?

In Whitesboro, the average sunshine duration in December is 5.7h.

What is the month with the lowest UV index?

With an average maximum UV index of 2, December is the month with the lowest UV index.

What is the UV index intensity in December in Whitesboro?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Whitesboro, TX

Average temperature in December - Whitesboro, TX
  • Average high temperature in December: 52.9°F

The warmest month (with the highest average high temperature) is August (94.6°F).
The month with the lowest average high temperature is January (52.2°F).

  • Average low temperature in December: 39°F

The months with the highest average low temperature are July and August (74.3°F).
The coldest month (with the lowest average low temperature) is January (36.3°F).

Average pressure in December
Whitesboro, TX

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

Average wind speed in December
Whitesboro, TX

Average wind speed in December - Whitesboro, TX
  • Average wind speed in December: 8.8mph

The windiest month (with the highest average wind speed) is March (10.4mph).
The calmest month (with the lowest average wind speed) is September (7mph).

Average humidity in December
Whitesboro, TX

Average humidity in December - Whitesboro, TX
  • Average humidity in December: 70%

The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (59%).

Average rainfall in December
Whitesboro, TX

Average rainfall in December - Whitesboro, TX
  • Average rainfall in December: 0.31"

The wettest month (with the highest rainfall) is October (0.98").
The driest months (with the least rainfall) are February and December (0.31").

Average rainfall days in December
Whitesboro, TX

Average rainfall days in December - Whitesboro, TX
  • Average rainfall days in December: 4 days

The month with the highest number of rainy days is May (9 days).
The month with the least rainy days is January (3 days).

Average snowfall in December
Whitesboro, TX

Average snowfall in December - Whitesboro, TX
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in December
Whitesboro, TX

Average snowfall days in December - Whitesboro, TX
  • Average snowfall days in December: 0.2 days

The month with the highest number of snowfall days is February (0.8 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
Whitesboro, TX

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in December
Whitesboro, TX

Average sunshine days in December - Whitesboro, TX
  • Average sunshine days in December: 26.3 days

The month with the most sunshine days is January (27.1 days).
The months with the least sunshine days are May and September (19.4 days).

Average UV index in December
Whitesboro, TX

Average UV index in December - Whitesboro, 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).

Average cloud cover in December
Whitesboro, TX

Average cloud cover in December - Whitesboro, TX
  • Average cloud cover in December: 36

The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 19).

Average visibility in December
Whitesboro, TX

Average visibility in December - Whitesboro, 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).

Whitesboro, Texas, USA

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