December weather forecast
Talleyville, DE

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Weather in December

December, the first month of the winter in Talleyville, is still a chilly month, with temperature in the range of an average low of 32.7°F (0.4°C) and an average high of 43.7°F (6.5°C).

Temperature

Talleyville in December undergoes a slight reduction in the average high-temperature, shifting from November's fresh 52.2°F (11.2°C) to a frosty 43.7°F (6.5°C). In Talleyville, an average low-temperature of 32.7°F (0.4°C) is recorded during December nights.

Humidity

The average relative humidity in December in Talleyville is 77%.

Rainfall

In Talleyville, during December, the rain falls for 11.5 days and regularly aggregates up to 3.31" (84mm) of precipitation. In Talleyville, Delaware, during the entire year, the rain falls for 168.9 days and collects up to 35.55" (903mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Talleyville, Delaware, in December, snow falls for 3.2 days, with typically accumulated 1.54" (39mm) of snow. In Talleyville, Delaware, during the entire year, snow falls for 21.9 days and aggregates up to 12.05" (306mm) of snow.

Daylight

The month with the shortest days in Talleyville is December, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:04 am and sunset at 4:38 pm. On the last day of December, in Talleyville, sunrise is at 7:23 am and sunset at 4:47 pm EST.

Sunshine

In Talleyville, Delaware, the average sunshine in December is 5h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

How cold is it in Talleyville in December?

Talleyville in December has an average high-temperature of 43.7°F (6.5°C) and an average low-temperature of 32.7°F (0.4°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 89.6°F (32°C).

What is the average humidity in December in Talleyville?

In December, the average relative humidity is 77%.

How much does it rain in Talleyville in December?

In Talleyville, Delaware, in December, it is raining for 11.5 days, with typically 3.31" (84mm) of accumulated precipitation.

How many days does it snow in December in Talleyville?

In Talleyville, Delaware, in December, snow falls for 3.2 days, with typically accumulated 1.54" (39mm) of snow.

What is the month with the shortest days in Talleyville?

The month with the shortest days in Talleyville is December, with an average of 9h and 24min of daylight.

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

In Talleyville, Delaware, the average day length in December is 9h and 25min.

When are sunrise and sunset in December in Talleyville?

In December, on the first day of the month, sunrise is at 7:04 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:47 pm EST.

How long on average sun shines in December in Talleyville?

In Talleyville, Delaware, the average sunshine duration in December is 5h.

When is the lowest UV index in Talleyville?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index intensity in December in Talleyville?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Talleyville, DE

Average temperature in December - Talleyville, DE
  • Average high temperature in December: 43.7°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in December: 32.7°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

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Average pressure in December
Talleyville, DE

Average pressure in December - Talleyville, DE
  • Average pressure in December: 30.1"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Talleyville, DE

Average wind speed in December - Talleyville, DE
  • Average wind speed in December: 8mph

The windiest months (with the highest average wind speed) are January, February and March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in December
Talleyville, DE

Average humidity in December - Talleyville, DE
  • Average humidity in December: 77%

The month with the highest relative humidity is October (78%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in December
Talleyville, DE

Average rainfall in December - Talleyville, DE
  • Average rainfall in December: 3.31"

The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (2.36").

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Average rainfall days in December
Talleyville, DE

Average rainfall days in December - Talleyville, DE
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (8.8 days).

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Average snowfall in December
Talleyville, DE

Average snowfall in December - Talleyville, DE
  • Average snowfall in December: 1.54"

The month with the highest snowfall is March (3.58").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Talleyville, DE

Average snowfall days in December - Talleyville, DE
  • Average snowfall days in December: 3.2 days

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Talleyville, DE

Average daylight in December / Average sunshine in December - Talleyville, DE
  • Average daylight in December: 9h and 2min

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

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in December
Talleyville, DE

Average sunshine days in December - Talleyville, DE
  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is November (18.6 days).
The months with the least sunshine days are May and July (9.8 days).

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Average UV index in December
Talleyville, DE

Average UV index in December - Talleyville, DE
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
Talleyville, DE

Average cloud cover in December - Talleyville, DE
  • Average cloud cover in December: 46

The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in December
Talleyville, DE

Average visibility in December - Talleyville, DE
  • 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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Talleyville, Delaware, USA

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