December weather forecast
Johnson, NE

Share

Weather in December

The first month of the winter, December, is also a wintry month in Johnson, Nebraska, with an average temperature ranging between max 36.7°F (2.6°C) and min 23.9°F (-4.5°C).

Temperature

December is characterized by a reduction in the average high-temperature, from a cool 50.7°F (10.4°C) in November to a wintry 36.7°F (2.6°C). Johnson observes an average nighttime temperature of 23.9°F (-4.5°C) during December.

Humidity

In December, the average relative humidity is 75%.

Rainfall

In Johnson, in December, during 3.5 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. In Johnson, during the entire year, the rain falls for 92 days and collects up to 8.78" (223mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Johnson. In December, in Johnson, it is snowing for 3.5 days. Throughout December, 0.31" (8mm) of snow is accumulated. Throughout the year, in Johnson, there are 19.1 snowfall days, and 3.07" (78mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:28 am and sunset at 4:58 pm. On the last day of December, in Johnson, Nebraska, sunrise is at 7:46 am and sunset at 5:07 pm CST.

Sunshine

In December, the average sunshine in Johnson, Nebraska, is 5.3h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Johnson. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 2 during December translates into the following guidance:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. To protect against the Sun's most potent rays, avoid direct exposure around midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
[Resources]

Frequently asked questions

How cold is it in Johnson in December?

Johnson in December has an average high-temperature of 36.7°F (2.6°C) and an average low-temperature of 23.9°F (-4.5°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is evaluated at 93.2°F (34°C).

What is the average humidity in December in Johnson?

In December, the average relative humidity in Johnson, Nebraska, is 75%.

How much does it rain in Johnson in December?

In Johnson, during December, the rain falls for 3.5 days and regularly aggregates up to 0.47" (12mm) of precipitation.

How many days does it snow in December in Johnson?

In Johnson, in December, during 3.5 snowfall days, 0.31" (8mm) of snow is typically accumulated.

What is the month with the shortest days in Johnson?

The month with the shortest days in Johnson, Nebraska, is December, with an average of 9h and 18min of daylight.

How many hours of daylight does Johnson have in December?

In Johnson, Nebraska, the average day length in December is 9h and 21min.

What time are sunrise and sunset in December in Johnson?

On the first day of December, sunrise is at 7:28 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:07 pm CST.

How long on average sun shines in December in Johnson?

In December, the average sunshine duration in Johnson, Nebraska, is 5.3h.

When is the lowest UV index in Johnson?

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

How high is the UV index in December in Johnson?

In December, the average daily maximum UV index in Johnson is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Johnson, NE

Average temperature in December - Johnson, NE
  • Average high temperature in December: 36.7°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in December: 23.9°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (19°F).

[Resources]

Average pressure in December
Johnson, NE

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

[Resources]

Average wind speed in December
Johnson, NE

Average wind speed in December - Johnson, NE
  • Average wind speed in December: 9.7mph

The windiest months (with the highest average wind speed) are March and April (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

[Resources]

Average humidity in December
Johnson, NE

Average humidity in December - Johnson, NE
  • Average humidity in December: 75%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is October (66%).

[Resources]

Average rainfall in December
Johnson, NE

Average rainfall in December - Johnson, NE
  • Average rainfall in December: 0.47"

The wettest month (with the highest rainfall) is June (1.46").
The driest month (with the least rainfall) is February (0.2").

[Resources]

Average rainfall days in December
Johnson, NE

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

The month with the highest number of rainy days is May (12 days).
The month with the least rainy days is January (2.6 days).

[Resources]

Average snowfall in December
Johnson, NE

Average snowfall in December - Johnson, NE
  • Average snowfall in December: 0.31"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are May, June, July, August and September (0").

[Resources]

Average snowfall days in December
Johnson, NE

Average snowfall days in December - Johnson, NE
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

[Resources]

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

Average daylight in December / Average sunshine in December - Johnson, NE
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 5h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

[Resources]

Average sunshine days in December
Johnson, NE

Average sunshine days in December - Johnson, NE
  • Average sunshine days in December: 25 days

The month with the most sunshine days is December (25 days).
The month with the least sunshine days is June (14.4 days).

[Resources]

Average UV index in December
Johnson, NE

Average UV index in December - Johnson, 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).

[Resources]

Average cloud cover in December
Johnson, NE

Average cloud cover in December - Johnson, NE
  • Average cloud cover in December: 42

The months with the most cloud cover are January and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 25).

[Resources]

Average visibility in December
Johnson, NE

Average visibility in December - Johnson, 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).

[Resources]

Johnson, Nebraska, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location