December weather forecast
McCook, NE

Weather in December

December, the first month of the winter in McCook, is also a wintry month, with an average temperature varying between 23.9°F (-4.5°C) and 39.4°F (4.1°C).

Temperature

With an average high-temperature of 39.4°F (4.1°C) and an average low-temperature of 23.9°F (-4.5°C), December is the coldest month.

Humidity

In McCook, the average relative humidity in December is 67%.

Rainfall

In December, in McCook, Nebraska, the rain falls for 2.9 days. Throughout December, 0.75" (19mm) of precipitation is accumulated. Throughout the year, in McCook, Nebraska, there are 103 rainfall days, and 15.94" (405mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in McCook. In McCook, in December, during 5 snowfall days, 1.57" (40mm) of snow is typically accumulated. In McCook, during the entire year, snow falls for 23.9 days and aggregates up to 9.88" (251mm) of snow.

Daylight

With an average of 9h and 22min of daylight, December has the shortest days of the year in McCook.
On the first day of December, sunrise is at 7:45 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 5:26 pm CST.

Sunshine

In McCook, Nebraska, the average sunshine in December is 6.3h.

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 of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily maximum UV index of 2 in December interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in McCook?

With an average high-temperature of 39.4°F (4.1°C) and an average low-temperature of 23.9°F (-4.5°C), December is the coldest month in McCook, Nebraska.

What is the average humidity in December in McCook?

In December, the average relative humidity is 67%.

How much does it rain in McCook in December?

In McCook, Nebraska, in December, it is raining for 2.9 days, with typically 0.75" (19mm) of accumulated precipitation.

How many days does it snow in December in McCook?

In December, it is snowing for 5 days. Throughout December, 1.57" (40mm) of snow is accumulated.

What is the month with the shortest days in McCook?

With an average of 9h and 22min of daylight, December has the shortest days of the year in McCook, Nebraska.

How many hours of daylight does McCook have in December?

The average day length in December in McCook, Nebraska, is 9h and 22min.

When are sunrise and sunset in December in McCook?

In December, on the first day of the month, sunrise is at 7:45 am and sunset at 5:17 pm. On the last day of the month, in McCook, sunrise is at 8:04 am and sunset at 5:26 pm CST.

How many hours of sunshine does McCook have in December?

The average sunshine duration in December is 6.3h.

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

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

What is the UV index intensity in December in McCook?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk 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
McCook, NE

Average temperature in December - McCook, NE
  • Average high temperature in December: 39.4°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is December (39.4°F).

  • Average low temperature in December: 23.9°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in December
McCook, NE

Average pressure in December - McCook, NE
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in December
McCook, NE

Average wind speed in December - McCook, NE
  • Average wind speed in December: 10.2mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

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Average humidity in December
McCook, NE

Average humidity in December - McCook, NE
  • Average humidity in December: 67%

The month with the highest relative humidity is January (68%).
The months with the lowest relative humidity are July and October (54%).

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Average rainfall in December
McCook, NE

Average rainfall in December - McCook, NE
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.35").

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Average rainfall days in December
McCook, NE

Average rainfall days in December - McCook, NE
  • Average rainfall days in December: 2.9 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is February (2.1 days).

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Average snowfall in December
McCook, NE

Average snowfall in December - McCook, NE
  • Average snowfall in December: 1.57"

The month with the highest snowfall is February (2.13").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
McCook, NE

Average snowfall days in December - McCook, NE
  • Average snowfall days in December: 5 days

The month with the highest number of snowfall days is February (6.2 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
McCook, NE

Average daylight in December / Average sunshine in December - McCook, NE
  • Average daylight in December: 9h and 22min

The month with the longest days is June (Average daylight: 14h and 59min).
The month with the shortest days is December (Average daylight: 9h and 22min).

  • Average sunshine in December: 6h and 18min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).

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Average sunshine days in December
McCook, NE

Average sunshine days in December - McCook, NE
  • Average sunshine days in December: 23.7 days

The months with the most sunshine days are January and November (24.3 days).
The month with the least sunshine days is August (13.1 days).

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Average UV index in December
McCook, NE

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

The month with the highest UV index is June (UV index 7).
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
McCook, NE

Average cloud cover in December - McCook, NE
  • Average cloud cover in December: 32

The month with the most cloud cover is February (Cloud cover 35).
The month with the least cloud cover is June (Cloud cover 20).

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Average visibility in December
McCook, NE

Average visibility in December - McCook, 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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