December weather forecast
Cumby, TX

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Weather in December

December, the first month of the winter in Cumby, is still a cool month, with an average temperature varying between 40.5°F (4.7°C) and 54.5°F (12.5°C).

Temperature

The move into December indicates a slight reduction in the average high-temperature, down from November's comfortable 63.3°F (17.4°C) to a fresh 54.5°F (12.5°C). An average nighttime temperature of 40.5°F (4.7°C) is observed in Cumby during December.

Humidity

In Cumby, the average relative humidity in December is 74%.

Rainfall

In Cumby, during December, the rain falls for 10.5 days and regularly aggregates up to 2.44" (62mm) of precipitation. In Cumby, during the entire year, the rain falls for 143.9 days and collects up to 32.24" (819mm) of precipitation.

Snowfall

In Cumby, snow does not fall in April through October and December.

Daylight

With an average of 10h and 0min of daylight, December has the shortest days of the year in Cumby.
On the first day of the month, sunrise is at 7:09 am and sunset at 5:16 pm. On the last day of December, sunrise is at 7:26 am and sunset at 5:26 pm CST.

Sunshine

The month with the least sunshine in Cumby is December, with an average of 5.4h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In December, a daily UV index of 3 turns into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the temperature in December in Cumby?

Cumby in December has an average high-temperature of 54.5°F (12.5°C) and an average low-temperature of 40.5°F (4.7°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is evaluated at 96.8°F (36°C).

What is the average humidity in December in Cumby?

The average relative humidity in December in Cumby is 74%.

How much does it rain in Cumby in December?

In December, the rain falls for 10.5 days. Throughout December, 2.44" (62mm) of precipitation is accumulated.

When it does not snow in Cumby?

April through October and December are months without snowfall in Cumby.

Does it snow in Cumby in December?

In December, in Cumby, it doesn't snow. November is the latest month when it typically snows.

What is the month with the shortest days in Cumby?

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 Cumby?

In Cumby, the average day length in December is 10h and 1min.

When is the sunrise / sunset in December in Cumby?

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 5:16 pm. On the last day of the month, in Cumby, Texas, sunrise is at 7:26 am and sunset at 5:26 pm CST.

What is the month with the least sunshine in Cumby?

With an average of 5.4h of sunshine, December has the least sunshine of the year in Cumby.

How many hours of sunshine does Cumby have in December?

The average sunshine duration in December in Cumby is 5.4h.

When is the lowest UV index in Cumby?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Cumby, Texas.

What is the UV index intensity in December in Cumby?

In Cumby, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
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
Cumby, TX

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

The warmest month (with the highest average high temperature) is August (94.1°F).
The month with the lowest average high temperature is January (53.1°F).

  • Average low temperature in December: 40.5°F

The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (37°F).

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Average pressure in December
Cumby, TX

Average pressure in December - Cumby, 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 (29.91"Hg).

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Average wind speed in December
Cumby, TX

Average wind speed in December - Cumby, TX
  • Average wind speed in December: 8.3mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest month (with the lowest average wind speed) is September (6.4mph).

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Average humidity in December
Cumby, TX

Average humidity in December - Cumby, TX
  • Average humidity in December: 74%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (63%).

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Average rainfall in December
Cumby, TX

Average rainfall in December - Cumby, TX
  • Average rainfall in December: 2.44"

The wettest month (with the highest rainfall) is October (3.86").
The driest month (with the least rainfall) is January (1.69").

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Average rainfall days in December
Cumby, TX

Average rainfall days in December - Cumby, TX
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (8.5 days).

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Average snowfall in December
Cumby, TX

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

The month with the highest snowfall is February (0.91").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").

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Average snowfall days in December
Cumby, TX

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

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Cumby, 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 2min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in December
Cumby, TX

Average sunshine days in December - Cumby, TX
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is January (20.8 days).
The months with the least sunshine days are April and May (14.2 days).

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Average UV index in December
Cumby, TX

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

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Cumby, TX

Average cloud cover in December - Cumby, TX
  • Average cloud cover in December: 40

The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in December
Cumby, TX

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

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