December weather forecast
Seymour, TX

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Weather in December

December, the first month of the winter in Seymour, is still a cool month, with an average temperature fluctuating between 37.9°F (3.3°C) and 54.5°F (12.5°C).

Temperature

Temperature readings reach their annual highs in December, averaging 54.5°F (12.5°C) and a minimum average of 37.9°F (3.3°C).

Humidity

In December, the average relative humidity is 59%.

Rainfall

In December, in Seymour, Texas, the rain falls for 5.2 days. Throughout December, 1.1" (28mm) of precipitation is accumulated. Throughout the year, in Seymour, there are 100.8 rainfall days, and 18.31" (465mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Seymour. In December, it is snowing for 1 days. Throughout December, 1.1" (28mm) of snow is accumulated. Throughout the year, there are 5.4 snowfall days, and 3.27" (83mm) of snow is accumulated.

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 7:23 am and sunset at 5:28 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:39 pm CST.

Sunshine

The months with the least sunshine are November and December, with an average of 6.5h of sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, a daily UV index of 3 turns into the following recommendations:
Ensure safety - Sun damage prevention is strongly urged. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

What are the coldest months in Seymour?

With average high temperatures of 54.5°F (12.5°C) and lows of 37.9°F (3.3°C), December is the coldest month in Seymour, Texas.

What is the temperature in December in Seymour?

The average high-temperature, in December, in Seymour, is 54.5°F (12.5°C), while the average low-temperature is 37.9°F (3.3°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in September is evaluated at 93.2°F (34°C).

What is the average humidity in December in Seymour?

In Seymour, the average relative humidity in December is 59%.

How much does it rain in Seymour in December?

In Seymour, Texas, in December, it is raining for 5.2 days, with typically 1.1" (28mm) of accumulated precipitation.

How many days does it snow in December in Seymour?

In December, in Seymour, it is snowing for 1 days. Throughout December, 1.1" (28mm) of snow is accumulated.

What is the month with the shortest days in Seymour?

With an average of 10h and 0min of daylight, December has the shortest days of the year in Seymour, Texas.

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

In Seymour, Texas, the average day length in December is 9h and 58min.

When is the sunrise / sunset in December in Seymour?

On the first day of December, sunrise is at 7:23 am and sunset at 5:28 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:39 pm CST.

What is the month with the least sunshine in Seymour?

November and December, with an average of 6.5h of sunshine, are months with the least sunshine in Seymour.

How many hours of sunshine does Seymour have in December?

The average sunshine duration in December is 6.5h.

What is the month with the lowest UV index in Seymour?

The months with the lowest UV index are January and December, with an average maximum UV index of 3.

How high is the UV index in December in Seymour?

In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Seymour, TX

Average temperature in December - Seymour, TX
  • Average high temperature in December: 54.5°F

The warmest month (with the highest average high temperature) is August (97.3°F).
The month with the lowest average high temperature is December (54.5°F).

  • Average low temperature in December: 37.9°F

The month with the highest average low temperature is July (77°F).
The coldest month (with the lowest average low temperature) is January (36.5°F).

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Average pressure in December
Seymour, TX

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in December
Seymour, TX

Average wind speed in December - Seymour, TX
  • Average wind speed in December: 9.9mph

The windiest month (with the highest average wind speed) is April (12.6mph).
The calmest month (with the lowest average wind speed) is September (9mph).

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Average humidity in December
Seymour, TX

Average humidity in December - Seymour, TX
  • Average humidity in December: 59%

The month with the highest relative humidity is May (60%).
The month with the lowest relative humidity is August (46%).

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Average rainfall in December
Seymour, TX

Average rainfall in December - Seymour, TX
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is February (0.67").

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Average rainfall days in December
Seymour, TX

Average rainfall days in December - Seymour, TX
  • Average rainfall days in December: 5.2 days

The month with the highest number of rainy days is September (12.2 days).
The month with the least rainy days is January (4.2 days).

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Average snowfall in December
Seymour, TX

Average snowfall in December - Seymour, TX
  • Average snowfall in December: 1.1"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Seymour, TX

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

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Seymour, 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: 6h and 3min

The months with the most sunshine are June and July (Average sunshine: 11h and 24min).
The months with the least sunshine are November and December (Average sunshine: 6h and 30min).

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Average sunshine days in December
Seymour, TX

Average sunshine days in December - Seymour, TX
  • Average sunshine days in December: 24 days

The month with the most sunshine days is January (25.9 days).
The month with the least sunshine days is September (15.8 days).

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Average UV index in December
Seymour, TX

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

The month with the highest UV index is June (UV index 8).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in December
Seymour, TX

Average cloud cover in December - Seymour, TX
  • Average cloud cover in December: 26

The month with the most cloud cover is March (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in December
Seymour, TX

Average visibility in December - Seymour, 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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Seymour, Texas, USA

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