December weather forecast
Mills, NE

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Weather in December

December, the first month of the winter in Mills, is still a freezing cold month, with an average temperature ranging between min 20.7°F (-6.3°C) and max 31.5°F (-0.3°C).

Temperature

December is marked by a distinct decrease in the average high-temperature, falling from a frosty 46.4°F (8°C) in November to a freezing cold 31.5°F (-0.3°C). Mills's temperature lowers to a mean of 20.7°F (-6.3°C) during the nights in December.

Humidity

In December, the average relative humidity in Mills is 78%.

Rainfall

In December, the rain falls for 2 days. Throughout December, 0.98" (25mm) of precipitation is accumulated. Throughout the year, in Mills, there are 109.3 rainfall days, and 19.41" (493mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Mills are January through May, October through December. The month with the most snowfall in Mills is December, when snow falls for 5.8 days and typically aggregates up to 3.66" (93mm) of snow.

Daylight

With an average of 9h and 6min of daylight, December has the shortest days of the year in Mills.
On the first day of December in Mills, sunrise is at 7:49 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 8:08 am and sunset at 5:13 pm CST.

Sunshine

In December, the average sunshine in Mills is 5.1h.

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 estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is it in Mills in December?

The high-temperature, in December, in Mills, is 31.5°F (-0.3°C), while the low-temperature averages to 20.7°F (-6.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is computed to be 87.8°F (31°C).

What is the average humidity in December in Mills?

In Mills, the average relative humidity in December is 78%.

How many days does it rain in December in Mills?

In Mills, in December, during 2 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

What is the snowiest month in Mills?

December is the month with the most snowfall in Mills. Snow falls for 5.8 days and accumulates 3.66" (93mm) of snow.

How much does it snow in Mills in December?

In Mills, Nebraska, in December, during 5.8 snowfall days, 3.66" (93mm) of snow is typically accumulated.

What is the month with the shortest days in Mills?

December has the shortest days of the year in Mills, Nebraska, with an average of 9h and 6min of daylight.

How many hours of daylight does Mills have in December?

The average day length in December in Mills, Nebraska, is 9h and 5min.

What time are sunrise and sunset in December in Mills?

On the first day of December, sunrise is at 7:49 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 8:08 am and sunset at 5:13 pm CST.

How many hours of sunshine does Mills have in December?

The average sunshine duration in December in Mills, Nebraska, is 5.1h.

When is the lowest UV index in Mills?

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

What is the UV index reading in December in Mills?

In Mills, Nebraska, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's 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
Mills, NE

Average temperature in December - Mills, NE
  • Average high temperature in December: 31.5°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in December: 20.7°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

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Average pressure in December
Mills, NE

Average pressure in December - Mills, NE
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in December
Mills, NE

Average wind speed in December - Mills, NE
  • Average wind speed in December: 11.6mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is July (9.3mph).

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Average humidity in December
Mills, NE

Average humidity in December - Mills, NE
  • Average humidity in December: 78%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is October (61%).

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Average rainfall in December
Mills, NE

Average rainfall in December - Mills, NE
  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is May (3.03").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in December
Mills, NE

Average rainfall days in December - Mills, NE
  • Average rainfall days in December: 2 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (1.6 days).

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Average snowfall in December
Mills, NE

Average snowfall in December - Mills, NE
  • Average snowfall in December: 3.66"

The month with the highest snowfall is December (3.66").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Mills, NE

Average snowfall days in December - Mills, NE
  • Average snowfall days in December: 5.8 days

The month with the highest number of snowfall days is February (7.8 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
Mills, NE

Average daylight in December / Average sunshine in December - Mills, NE
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 5h and 1min

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

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Average sunshine days in December
Mills, NE

Average sunshine days in December - Mills, NE
  • Average sunshine days in December: 22.1 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is June (9.6 days).

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Average UV index in December
Mills, NE

Average UV index in December - Mills, NE
  • Average UV index in December: 2

The months with the highest UV index are 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
Mills, NE

Average cloud cover in December - Mills, NE
  • Average cloud cover in December: 44

The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July, August and September (Cloud cover 25).

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Average visibility in December
Mills, NE

Average visibility in December - Mills, NE
  • 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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Mills, Nebraska, USA

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