December weather forecast
Jolly, TX

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Weather in December

December, the first month of the winter in Jolly, is still a cool month, with an average temperature varying between 37.4°F (3°C) and 53.6°F (12°C).

Temperature

With average high temperatures of 53.6°F (12°C) and lows of 37.4°F (3°C), December is the coldest month.

Humidity

In Jolly, Texas, the average relative humidity in December is 64%.

Rainfall

In December, in Jolly, the rain falls for 6 days. Throughout December, 1.14" (29mm) of precipitation is accumulated. In Jolly, during the entire year, the rain falls for 110.7 days and collects up to 21.22" (539mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall in Jolly, Texas. In Jolly, Texas, during December, snow falls for 1 days and regularly aggregates up to 0.31" (8mm) of snow. Throughout the year, there are 4.7 snowfall days, and 1.54" (39mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 54min of daylight.
On the first day of the month, sunrise is at 7:20 am and sunset at 5:24 pm. On the last day of December, in Jolly, sunrise is at 7:38 am and sunset at 5:35 pm CST.

Sunshine

With an average of 6.2h of sunshine, December has the least sunshine of the year in Jolly, Texas.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Jolly?

Jolly's coldest month, December, registers temperatures that range from a high of 53.6°F (12°C) to a low of 37.4°F (3°C).

What is the usual temperature for Jolly in December?

The average high-temperature and low-temperature during December are 53.6°F (12°C) and 37.4°F (3°C) respectively. In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is appraised at 93.2°F (34°C).

What is the average humidity in December in Jolly?

The average relative humidity in December in Jolly is 64%.

How many days does it rain in December in Jolly?

In Jolly, Texas, during December, the rain falls for 6 days and regularly aggregates up to 1.14" (29mm) of precipitation.

How many days does it snow in December in Jolly?

In Jolly, in December, snow falls for 1 days, with typically accumulated 0.31" (8mm) of snow.

What is the month with the shortest days in Jolly?

December has the shortest days of the year in Jolly, with an average of 9h and 54min of daylight.

What is the average length of the day in December in Jolly?

In Jolly, the average day length in December is 9h and 57min.

What time are sunrise and sunset in December in Jolly?

In December, on the first day of the month, sunrise is at 7:20 am and sunset at 5:24 pm. On the last day of the month, in Jolly, sunrise is at 7:38 am and sunset at 5:35 pm CST.

What is the month with the least sunshine in Jolly?

The month with the least sunshine is December, with an average of 6.2h of sunshine.

How long on average sun shines in December in Jolly?

In December, the average sunshine duration is 6.2h.

When is the lowest UV index in Jolly?

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

What is the UV index intensity in December in Jolly?

In Jolly, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from 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
Jolly, TX

Average temperature in December - Jolly, TX
  • Average high temperature in December: 53.6°F

The warmest month (with the highest average high temperature) is August (96.6°F).
The month with the lowest average high temperature is December (53.6°F).

  • Average low temperature in December: 37.4°F

The months with the highest average low temperature are July and August (75.4°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

Average pressure in December
Jolly, TX

Average pressure in December - Jolly, 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 (29.88"Hg).

Average wind speed in December
Jolly, TX

Average wind speed in December - Jolly, TX
  • Average wind speed in December: 9.1mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is September (7.9mph).

Average humidity in December
Jolly, TX

Average humidity in December - Jolly, TX
  • Average humidity in December: 64%

The month with the highest relative humidity is May (70%).
The month with the lowest relative humidity is August (52%).

Average rainfall in December
Jolly, TX

Average rainfall in December - Jolly, TX
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is May (3.31").
The driest month (with the least rainfall) is February (0.94").

Average rainfall days in December
Jolly, TX

Average rainfall days in December - Jolly, TX
  • Average rainfall days in December: 6 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (5.6 days).

Average snowfall in December
Jolly, TX

Average snowfall in December - Jolly, TX
  • Average snowfall in December: 0.31"

The month with the highest snowfall is February (0.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Jolly, TX

Average snowfall days in December - Jolly, TX
  • Average snowfall days in December: 1 days

The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Jolly, TX
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 6h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).

Average sunshine days in December
Jolly, TX

Average sunshine days in December - Jolly, TX
  • Average sunshine days in December: 23.2 days

The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is May (15.1 days).

Average UV index in December
Jolly, TX

Average UV index in December - Jolly, TX
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December
Jolly, TX

Average cloud cover in December - Jolly, TX
  • Average cloud cover in December: 29

The month with the most cloud cover is March (Cloud cover 32).
The month with the least cloud cover is August (Cloud cover 18).

Average visibility in December
Jolly, TX

Average visibility in December - Jolly, 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).

Jolly, Texas, USA

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