December weather forecast
Janise, NE

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Weather in December

December, the first month of the winter in Janise, is also a wintry month, with an average temperature fluctuating between 20.7°F (-6.3°C) and 36.5°F (2.5°C).

Temperature

December, known for its average high temperature of 36.5°F (2.5°C) and an average low temperature of 20.7°F (-6.3°C), is the coldest month.

Humidity

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

Rainfall

In Janise, during December, the rain falls for 3.5 days and regularly aggregates up to 0.55" (14mm) of precipitation. In Janise, during the entire year, the rain falls for 104.8 days and collects up to 13.35" (339mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. In December, it is snowing for 7.1 days. Throughout December, 2.48" (63mm) of snow is accumulated. Throughout the year, there are 39 snowfall days, and 17.17" (436mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:04 am and sunset at 4:25 pm. On the last day of December, sunrise is at 7:23 am and sunset at 4:35 pm MST.

Sunshine

In December, the average sunshine is 6.5h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Jul 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

December tends to be the coldest month, with temperatures averaging a daily high of 36.5°F (2.5°C) and a low of 20.7°F (-6.3°C).

How cold is it in December?

December temperatures vary between a high-temperature of 36.5°F (2.5°C) and a low-temperature of 20.7°F (-6.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is calculated to be 87.8°F (31°C).

What is the average humidity in December?

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

How much does it rain in December?

In Janise, in December, it is raining for 3.5 days, with typically 0.55" (14mm) of accumulated precipitation.

How much does it snow in December?

In Janise, in December, snow falls for 7.1 days, with typically accumulated 2.48" (63mm) of snow.

What is the month with the shortest days?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In December, the average day length is 9h and 12min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:04 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:35 pm MST.

How many hours of sunshine does Janise have in December?

In December, the average sunshine duration is 6.5h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

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
Janise, NE

Average temperature in December - Janise, NE
  • Average high temperature in December: 36.5°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (36.5°F).

  • Average low temperature in December: 20.7°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is December (20.7°F).

Average pressure in December
Janise, NE

Average pressure in December - Janise, NE
  • Average pressure in December: 30.12"Hg

The months with the highest atmospheric pressure are January and December (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in December
Janise, NE

Average wind speed in December - Janise, NE
  • Average wind speed in December: 10.1mph

The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is August (8.6mph).

Average humidity in December
Janise, NE

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

The month with the highest relative humidity is January (68%).
The months with the lowest relative humidity are August and September (46%).

Average rainfall in December
Janise, NE

Average rainfall in December - Janise, NE
  • Average rainfall in December: 0.55"

The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is January (0.35").

Average rainfall days in December
Janise, NE

Average rainfall days in December - Janise, NE
  • Average rainfall days in December: 3.5 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is December (3.5 days).

Average snowfall in December
Janise, NE

Average snowfall in December - Janise, NE
  • Average snowfall in December: 2.48"

The month with the highest snowfall is February (2.76").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Janise, NE

Average snowfall days in December - Janise, NE
  • Average snowfall days in December: 7.1 days

The month with the highest number of snowfall days is February (8 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
Janise, NE

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 6h and 3min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 6h and 18min).

Average sunshine days in December
Janise, NE

Average sunshine days in December - Janise, NE
  • Average sunshine days in December: 21.6 days

The month with the most sunshine days is December (21.6 days).
The month with the least sunshine days is July (12.3 days).

Average UV index in December
Janise, NE

Average UV index in December - Janise, 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).

Average cloud cover in December
Janise, NE

Average cloud cover in December - Janise, NE
  • Average cloud cover in December: 31

The months with the most cloud cover are February and April (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in December
Janise, NE

Average visibility in December - Janise, 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).

Janise, Nebraska, USA

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