December weather forecast
Worland, WY

englishespañol中文
Share

Weather in December

December makes its arrival known with noticeable colder temperatures compared to November. The year wraps up with the average maximum temperature further dropping down to 29.3°F (-1.5°C), reinstating the character of winter. The daylight hours reach their minimum with 9 hours, while the relative humidity sees an upsurge to 75%, pushing dewfall. Families often enjoy indoor activities such as fireplace meets and indoor games due to the cold outside. Organized city decorations and the holiday season bring a wave of joy despite the intense winter chill.

Temperature

Worland's December weather, with an average high temperature of 29.3°F (-1.5°C) and an average low temperature of 14.4°F (-9.8°C), tends to be the coldest of the year.

Humidity

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

Rainfall

January and December are months with the least rain when the rain falls for 5.5 days and typically aggregates up to 0.31" (8mm) of rain.

Snowfall

January through May, October through December are months with snowfall in Worland. In Worland, during December, snow falls for 8.9 days and regularly aggregates up to 1.65" (42mm) of snow. In Worland, during the entire year, snow falls for 44.9 days and aggregates up to 14.49" (368mm) of snow.

Daylight

With an average of 9h and 0min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:27 am and sunset at 4:34 pm. On the last day of December, in Worland, sunrise is at 7:46 am and sunset at 4:43 pm MST.

Sunshine

In December, the average sunshine is 6.5h.

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 value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Boost your sun resistance with garments that are densely woven yet spacious. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
[Resources]

Frequently asked questions

What part of the year is the coldest in Worland?

In Worland, December registers the lowest temperatures, averaging 29.3°F (-1.5°C) at the peak and 14.4°F (-9.8°C) at the lowest.

How cold is December in Worland?

In Worland, in December, the average high-temperature is 29.3°F (-1.5°C), and the average low-temperature is 14.4°F (-9.8°C).

What is the average humidity in December in Worland?

The average relative humidity in December in Worland is 75%.

What is the driest month in Worland?

January and December are months with the least rain in Worland when the rain falls for 5.5 days and typically aggregates up to 0.31" (8mm) of rain.

How many days does it rain in December in Worland?

In Worland, Wyoming, in December, during 5.5 rainfall days, 0.31" (8mm) of precipitation is typically accumulated.

How much does it snow in Worland in December?

In Worland, during December, snow falls for 8.9 days and regularly aggregates up to 1.65" (42mm) of snow.

What is the month with the shortest days in Worland?

December has the shortest days of the year in Worland, Wyoming, with an average of 9h and 0min of daylight.

What is the average length of the day in December in Worland?

The average day length in December in Worland is 8h and 57min.

What time are sunrise and sunset in December in Worland?

On the first day of December in Worland, Wyoming, sunrise is at 7:27 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 4:43 pm MST.

How many hours of sunshine does Worland have in December?

In December, the average sunshine duration is 6.5h.

When is the lowest UV index in Worland?

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

What is the UV index reading in December in Worland?

The average daily maximum UV index in December in Worland is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Worland, WY

Average temperature in December - Worland, WY
  • Average high temperature in December: 29.3°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is December (29.3°F).

  • Average low temperature in December: 14.4°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

[Resources]

Average pressure in December
Worland, WY

Average pressure in December - Worland, WY
  • Average pressure in December: 30.16"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

[Resources]

Average wind speed in December
Worland, WY

Average wind speed in December - Worland, WY
  • Average wind speed in December: 5.7mph

The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is January (5.3mph).

[Resources]

Average humidity in December
Worland, WY

Average humidity in December - Worland, WY
  • Average humidity in December: 75%

The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are July and August (32%).

[Resources]

Average rainfall in December
Worland, WY

Average rainfall in December - Worland, WY
  • Average rainfall in December: 0.31"

The wettest month (with the highest rainfall) is May (1.42").
The driest months (with the least rainfall) are January and December (0.31").

[Resources]

Average rainfall days in December
Worland, WY

Average rainfall days in December - Worland, WY
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is May (12.6 days).
The month with the least rainy days is November (4.4 days).

[Resources]

Average snowfall in December
Worland, WY

Average snowfall in December - Worland, WY
  • Average snowfall in December: 1.65"

The month with the highest snowfall is February (3.9").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in December
Worland, WY

Average snowfall days in December - Worland, WY
  • Average snowfall days in December: 8.9 days

The month with the highest number of snowfall days is February (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight in December /
Average sunshine in December
Worland, WY

Average daylight in December / Average sunshine in December - Worland, WY
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 6h and 3min

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

[Resources]

Average sunshine days in December
Worland, WY

Average sunshine days in December - Worland, WY
  • Average sunshine days in December: 20.6 days

The month with the most sunshine days is October (22.5 days).
The month with the least sunshine days is April (13.5 days).

[Resources]

Average UV index in December
Worland, WY

Average UV index in December - Worland, WY
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

[Resources]

Average cloud cover in December
Worland, WY

Average cloud cover in December - Worland, WY
  • Average cloud cover in December: 30

The month with the most cloud cover is February (Cloud cover 34).
The months with the least cloud cover are July and August (Cloud cover 12).

[Resources]

Average visibility in December
Worland, WY

Average visibility in December - Worland, 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).

[Resources]

Worland, Wyoming, USA

Weather forecast for your location

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