December weather forecast
Eureka, NC

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Weather in December

December, the first month of the winter in Eureka, is still a cool month, with temperature in the range of an average low of 39.4°F (4.1°C) and an average high of 53.6°F (12°C).

Temperature

Eureka's progression into December involves a minor drop in the average high-temperature, slightly receding from a moderate 59.9°F (15.5°C) in November to a cool 53.6°F (12°C). Eureka's average low-temperature is measured at an icy 39.4°F (4.1°C) during December.

Humidity

The average relative humidity in December in Eureka is 76%.

Rainfall

In Eureka, North Carolina, in December, during 10.3 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, in Eureka, there are 156.8 rainfall days, and 31.38" (797mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall in Eureka. December is the first month it typically snows in Eureka. Throughout December, in the average 0.4 snowfall days, it receives 0.31" (8mm) of snow. Throughout the year, there are 4.5 snowfall days, and 2.32" (59mm) of snow is accumulated.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:03 am and sunset at 4:58 pm. On the last day of December, sunrise is at 7:20 am and sunset at 5:08 pm EST.

Sunshine

December has the least sunshine of the year in Eureka, with an average of 5.3h of sunshine.

UV index

In Eureka, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 3 in December interprets into the following advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Stay sun-safe with clothing that is both closely woven and worn loosely. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the temperature in December in Eureka?

Eureka in December has an average high-temperature of 53.6°F (12°C) and an average low-temperature of 39.4°F (4.1°C). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is appraised at 87.8°F (31°C).

What is the average humidity in December in Eureka?

In December, the average relative humidity in Eureka is 76%.

How many days does it rain in December in Eureka?

In Eureka, during December, the rain falls for 10.3 days and regularly aggregates up to 2.52" (64mm) of precipitation.

When does it start to snow in Eureka?

December is the first month it typically snows in Eureka, North Carolina. Throughout December, in the average 0.4 snowfall days, it receives 0.31" (8mm) of snow.

What is the month with the shortest days in Eureka?

With an average of 9h and 48min of daylight, December has the shortest days of the year in Eureka.

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

In Eureka, North Carolina, the average day length in December is 9h and 48min.

When are sunrise and sunset in December in Eureka?

On the first day of December, sunrise is at 7:03 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:08 pm EST.

What is the month with the least sunshine in Eureka?

With an average of 5.3h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December in Eureka?

The average sunshine duration in December in Eureka, North Carolina, is 5.3h.

How high is the UV index in December in Eureka?

In December, the average daily maximum UV index in Eureka is 3. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
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
Eureka, NC

Average temperature in December - Eureka, NC
  • Average high temperature in December: 53.6°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (48.9°F).

  • Average low temperature in December: 39.4°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).

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Average pressure in December
Eureka, NC

Average pressure in December - Eureka, NC
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in December
Eureka, NC

Average wind speed in December - Eureka, NC
  • Average wind speed in December: 7.6mph

The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in December
Eureka, NC

Average humidity in December - Eureka, NC
  • Average humidity in December: 76%

The months with the highest relative humidity are August and September (78%).
The month with the lowest relative humidity is January (73%).

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Average rainfall in December
Eureka, NC

Average rainfall in December - Eureka, NC
  • Average rainfall in December: 2.52"

The wettest month (with the highest rainfall) is August (3.46").
The driest month (with the least rainfall) is January (2.01").

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Average rainfall days in December
Eureka, NC

Average rainfall days in December - Eureka, NC
  • Average rainfall days in December: 10.3 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall in December
Eureka, NC

Average snowfall in December - Eureka, NC
  • Average snowfall in December: 0.31"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Eureka, NC

Average snowfall days in December - Eureka, NC
  • Average snowfall days in December: 0.4 days

The month with the highest number of snowfall days is February (1.9 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
Eureka, NC

Average daylight in December / Average sunshine in December - Eureka, NC
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

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Average sunshine days in December
Eureka, NC

Average sunshine days in December - Eureka, NC
  • Average sunshine days in December: 19.2 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.9 days).

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Average UV index in December
Eureka, NC

Average UV index in December - Eureka, NC
  • Average UV index in December: 3

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in December
Eureka, NC

Average cloud cover in December - Eureka, NC
  • Average cloud cover in December: 42

The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 32).

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Average visibility in December
Eureka, NC

Average visibility in December - Eureka, NC
  • 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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Eureka, North Carolina, USA

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