December weather forecast
Calvert, TX

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Weather in December

The first month of the winter, December, is still a mild month in Calvert, Texas, with an average temperature varying between 58.8°F (14.9°C) and 44.1°F (6.7°C).

Temperature

A subtle change in temperatures is noted as November gives way to December, with average highs reducing from a comfortable 66.7°F (19.3°C) to a still refreshing 58.8°F (14.9°C). Calvert's nighttime temperature in December falls to an average of 44.1°F (6.7°C).

Humidity

In December, the average relative humidity in Calvert, Texas, is 75%.

Rainfall

In Calvert, Texas, in December, it is raining for 10.9 days, with typically 2.24" (57mm) of accumulated precipitation. In Calvert, during the entire year, the rain falls for 145.3 days and collects up to 28.35" (720mm) of precipitation.

Snowfall

March through December are months without snowfall in Calvert.

Daylight

With an average of 10h and 12min of daylight, December has the shortest days of the year in Calvert.
On the first day of December, sunrise is at 7:07 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:35 pm CST.

Sunshine

December has the least sunshine of the year in Calvert, with an average of 5h of sunshine.

UV index

The month with the lowest UV index in Calvert is December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 3 during December translates into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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Frequently asked questions

What is the usual temperature for Calvert in December?

In December, the average high-temperature and low-temperature in Calvert are 58.8°F (14.9°C) and 44.1°F (6.7°C) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 102.2°F (39°C).

What is the average humidity in December in Calvert?

In Calvert, the average relative humidity in December is 75%.

How much does it rain in Calvert in December?

In Calvert, in December, during 10.9 rainfall days, 2.24" (57mm) of precipitation is typically accumulated.

When it does not snow in Calvert?

March through December are months without snowfall in Calvert.

Does it snow in Calvert in December?

In Calvert, Texas, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days in Calvert?

With an average of 10h and 12min of daylight, December has the shortest days of the year.

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

The average day length in December in Calvert, Texas, is 10h and 11min.

What time are sunrise and sunset in December in Calvert?

In December, on the first day of the month, sunrise is at 7:07 am and sunset at 5:24 pm. On the last day of the month, in Calvert, sunrise is at 7:24 am and sunset at 5:35 pm CST.

What is the month with the least sunshine in Calvert?

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

How many hours of sunshine does Calvert have in December?

The average sunshine duration in December in Calvert is 5h.

When is the lowest UV index in Calvert?

December is the month with the lowest UV index in Calvert, with an average maximum UV index of 3.

What is the UV index intensity in December in Calvert?

The average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a medium health risk from 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
Calvert, TX

Average temperature in December - Calvert, TX
  • Average high temperature in December: 58.8°F

The warmest month (with the highest average high temperature) is August (95.7°F).
The month with the lowest average high temperature is January (57.6°F).

  • Average low temperature in December: 44.1°F

The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (41.5°F).

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Average pressure in December
Calvert, TX

Average pressure in December - Calvert, TX
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in December
Calvert, TX

Average wind speed in December - Calvert, TX
  • Average wind speed in December: 8.2mph

The windiest month (with the highest average wind speed) is March (9.2mph).
The calmest month (with the lowest average wind speed) is September (6.2mph).

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Average humidity in December
Calvert, TX

Average humidity in December - Calvert, TX
  • Average humidity in December: 75%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (62%).

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Average rainfall in December
Calvert, TX

Average rainfall in December - Calvert, TX
  • Average rainfall in December: 2.24"

The wettest months (with the highest rainfall) are May and October (3.27").
The driest month (with the least rainfall) is February (1.38").

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Average rainfall days in December
Calvert, TX

Average rainfall days in December - Calvert, TX
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is September (14.9 days).
The month with the least rainy days is January (8.8 days).

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Average snowfall in December
Calvert, TX

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

The month with the highest snowfall is February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in December
Calvert, TX

Average snowfall days in December - Calvert, TX
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is February (0.7 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in December / Average sunshine in December - Calvert, TX
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in December
Calvert, TX

Average sunshine days in December - Calvert, TX
  • Average sunshine days in December: 17.5 days

The month with the most sunshine days is January (20.6 days).
The month with the least sunshine days is May (13.4 days).

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Average UV index in December
Calvert, TX

Average UV index in December - Calvert, TX
  • Average UV index in December: 3

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 3).

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Average cloud cover in December
Calvert, TX

Average cloud cover in December - Calvert, TX
  • Average cloud cover in December: 44

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 25).

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Average visibility in December
Calvert, TX

Average visibility in December - Calvert, 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).

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Calvert, Texas, USA

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