December weather forecast
Aladdin, WY

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Weather in December

The first month of the winter, December, is still a freezing cold month in Aladdin, Wyoming, with an average temperature fluctuating between 30.4°F (-0.9°C) and 18.1°F (-7.7°C).

Temperature

The coldest period is December, when temperatures fluctuate between an average high of 30.4°F (-0.9°C) and a low of 18.1°F (-7.7°C).

Humidity

In Aladdin, the average relative humidity in December is 78%.

Rainfall

In Aladdin, in December, during 3.5 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. In Aladdin, during the entire year, the rain falls for 100 days and collects up to 12.83" (326mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In Aladdin, during December, snow falls for 9.4 days and regularly aggregates up to 2.95" (75mm) of snow. Throughout the year, there are 52.1 snowfall days, and 23.54" (598mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 7:14 am and sunset at 4:17 pm. On the last day of December, in Aladdin, sunrise is at 7:33 am and sunset at 4:26 pm MST.

Sunshine

In December, the average sunshine is 5.8h.

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 reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The daily high UV index of 2 in December translates into this advice:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

In Aladdin, December is the coldest month, with temperatures averaging a high of 30.4°F (-0.9°C) and a low of 18.1°F (-7.7°C).

How cold is it in December?

The high-temperature, in December, in Aladdin, is 30.4°F (-0.9°C), while the low-temperature averages to 18.1°F (-7.7°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 84.2°F (29°C).

What is the average humidity in December?

In December, the average relative humidity is 78%.

How much does it rain in December?

In Aladdin, Wyoming, in December, during 3.5 rainfall days, 0.59" (15mm) of precipitation is typically accumulated.

How much does it snow in December?

In Aladdin, in December, snow falls for 9.4 days, with typically accumulated 2.95" (75mm) of snow.

What is the month with the shortest days?

With an average of 8h and 54min of daylight, December has the shortest days of the year.

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

In Aladdin, the average day length in December is 8h and 53min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:14 am and sunset at 4:17 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 4:26 pm MST.

How long on average sun shines in December?

In December, the average sunshine duration is 5.8h.

What are the months with the lowest UV index?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat from unsafe 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
Aladdin, WY

Average temperature in December - Aladdin, WY
  • Average high temperature in December: 30.4°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 (30.4°F).

  • Average low temperature in December: 18.1°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is February (17.1°F).

Average pressure in December
Aladdin, WY

Average pressure in December - Aladdin, WY
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in December
Aladdin, WY

Average wind speed in December - Aladdin, WY
  • Average wind speed in December: 10.1mph

The windiest months (with the highest average wind speed) are January and October (10.4mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

Average humidity in December
Aladdin, WY

Average humidity in December - Aladdin, WY
  • Average humidity in December: 78%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (47%).

Average rainfall in December
Aladdin, WY

Average rainfall in December - Aladdin, WY
  • Average rainfall in December: 0.59"

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in December
Aladdin, WY

Average rainfall days in December - Aladdin, WY
  • Average rainfall days in December: 3.5 days

The month with the highest number of rainy days is May (14.3 days).
The month with the least rainy days is January (2.8 days).

Average snowfall in December
Aladdin, WY

Average snowfall in December - Aladdin, WY
  • Average snowfall in December: 2.95"

The month with the highest snowfall is April (4.88").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Aladdin, WY

Average snowfall days in December - Aladdin, WY
  • Average snowfall days in December: 9.4 days

The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Aladdin, WY
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 5h and 5min

The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 30min).

Average sunshine days in December
Aladdin, WY

Average sunshine days in December - Aladdin, WY
  • Average sunshine days in December: 19.5 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is April (12.6 days).

Average UV index in December
Aladdin, WY

Average UV index in December - Aladdin, 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
Aladdin, WY

Average cloud cover in December - Aladdin, WY
  • Average cloud cover in December: 40

The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 15).

Average visibility in December
Aladdin, WY

Average visibility in December - Aladdin, 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).

Aladdin, Wyoming, USA

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