December weather forecast
Lusk, WY

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Weather in December

Closing the year, December sees Lusk submerged in the heart of winter, with significant drops in temperature and shorter daylight durations. The decreased temperature couples with increased relative humidity and snowfall. Cloud cover increases during December, resulting in fewer sunshine hours. Despite the cold, wind speeds continue to remain stable throughout the month. With temperatures oscillating from a low average of 18.9°F (-7.3°C) to a high of 32°F (0°C), December remains one of the coldest months in Lusk.

Temperature

Lusk, Wyoming, experiences its lowest average temperatures in December, reaching a peak of 32°F (0°C) and a minimum of 18.9°F (-7.3°C).

Humidity

In Lusk, Wyoming, the average relative humidity in December is 72%.

Rainfall

In Lusk, in December, it is raining for 2.7 days, with typically 0.39" (10mm) of accumulated precipitation. Throughout the year, there are 94.7 rainfall days, and 10.39" (264mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Lusk. In December, it is snowing for 6.6 days. Throughout December, 1.77" (45mm) of snow is accumulated. Throughout the year, in Lusk, there are 43.6 snowfall days, and 15.63" (397mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 6min of daylight.
On the first day of the month, sunrise is at 7:09 am and sunset at 4:24 pm. On the last day of December, sunrise is at 7:28 am and sunset at 4:34 pm MST.

Sunshine

The months with the least sunshine are February and December, with an average of 6.2h of sunshine.

UV index

The months with the lowest UV index in Lusk, Wyoming, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high daily UV index of 2 during December translates into the following directions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Lusk?

The coldest temperatures occur during December, when averages reach a peak of 32°F (0°C) and a low of 18.9°F (-7.3°C).

How cold is December in Lusk?

Lusk in December has an average high-temperature of 32°F (0°C) and an average low-temperature of 18.9°F (-7.3°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is computed to be 84.2°F (29°C).

What is the average humidity in December in Lusk?

In December, the average relative humidity in Lusk is 72%.

How much does it rain in Lusk in December?

In December, the rain falls for 2.7 days. Throughout December, 0.39" (10mm) of precipitation is accumulated.

How much does it snow in Lusk in December?

In Lusk, Wyoming, in December, during 6.6 snowfall days, 1.77" (45mm) of snow is typically accumulated.

What is the month with the shortest days in Lusk?

With an average of 9h and 6min of daylight, December has the shortest days of the year in Lusk, Wyoming.

How many hours of daylight does Lusk have in December?

In Lusk, Wyoming, the average day length in December is 9h and 6min.

What time are sunrise and sunset in December in Lusk?

On the first day of December in Lusk, sunrise is at 7:09 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:34 pm MST.

What are the months with the least sunshine in Lusk?

The months with the least sunshine in Lusk, Wyoming, are February and December, with an average of 6.2h of sunshine.

How long on average sun shines in December in Lusk?

In December, the average sunshine duration in Lusk, Wyoming, is 6.2h.

When is the lowest UV index in Lusk?

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

How high is the UV index in December in Lusk?

In Lusk, Wyoming, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
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
Lusk, WY

Average temperature in December - Lusk, WY
  • Average high temperature in December: 32°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is December (32°F).

  • Average low temperature in December: 18.9°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is December (18.9°F).

Average pressure in December
Lusk, WY

Average pressure in December - Lusk, WY
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in December
Lusk, WY

Average wind speed in December - Lusk, WY
  • Average wind speed in December: 11.2mph

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

Average humidity in December
Lusk, WY

Average humidity in December - Lusk, WY
  • Average humidity in December: 72%

The month with the highest relative humidity is January (74%).
The months with the lowest relative humidity are August and September (44%).

Average rainfall in December
Lusk, WY

Average rainfall in December - Lusk, WY
  • Average rainfall in December: 0.39"

The wettest months (with the highest rainfall) are May and June (1.57").
The driest month (with the least rainfall) is January (0.28").

Average rainfall days in December
Lusk, WY

Average rainfall days in December - Lusk, WY
  • Average rainfall days in December: 2.7 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is December (2.7 days).

Average snowfall in December
Lusk, WY

Average snowfall in December - Lusk, WY
  • Average snowfall in December: 1.77"

The month with the highest snowfall is March (2.56").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Lusk, WY

Average snowfall days in December - Lusk, WY
  • Average snowfall days in December: 6.6 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
Lusk, WY

Average daylight in December / Average sunshine in December - Lusk, WY
  • 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: 6h and 1min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 6h and 12min).

Average sunshine days in December
Lusk, WY

Average sunshine days in December - Lusk, WY
  • Average sunshine days in December: 22.9 days

The month with the most sunshine days is December (22.9 days).
The month with the least sunshine days is June (12.3 days).

Average UV index in December
Lusk, WY

Average UV index in December - Lusk, WY
  • 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
Lusk, WY

Average cloud cover in December - Lusk, WY
  • Average cloud cover in December: 33

The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in December
Lusk, WY

Average visibility in December - Lusk, WY
  • 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).

Lusk, Wyoming, USA

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