January weather forecast
Aspen, WY

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Weather in January

January, the same as December, in Aspen, Wyoming, is another subzero cold winter month, with an average temperature fluctuating between 10.8°F (-11.8°C) and 27.7°F (-2.4°C).

Temperature

As December turns into January, the average high-temperatures rest at a still freezing cold 27.7°F (-2.4°C), showing a minor variation from the prior month. Aspen experiences an average low-temperature of 10.8°F (-11.8°C) in month of January.

Humidity

January and February, with an average relative humidity of 87%, are the most humid months.

Rainfall

In Aspen, during January, the rain falls for 6.5 days and regularly aggregates up to 0.94" (24mm) of precipitation. Throughout the year, there are 94.2 rainfall days, and 11.5" (292mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, September through December. In Aspen, in January, during 14.3 snowfall days, 7.36" (187mm) of snow is typically accumulated. Throughout the year, there are 99.3 snowfall days, and 56.22" (1428mm) of snow is accumulated.

Daylight

In Aspen, the average length of the day in January is 9h and 37min.
On the first day of the month, sunrise is at 7:48 am and sunset at 5:04 pm. On the last day of January, sunrise is at 7:34 am and sunset at 5:37 pm MST.

Sunshine

The month with the least sunshine is January, with an average of 5.8h of sunshine.

UV index

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 in January interprets into the following advice:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.

Frequently asked questions

How cold is it in January?

The average high-temperature and low-temperature during January are 27.7°F (-2.4°C) and 10.8°F (-11.8°C) respectively.

What is the most humid month?

The months with the highest humidity are January and February, with an average relative humidity of 87%.

What is the average humidity in January?

In Aspen, the average relative humidity in January is 87%.

How much does it rain in January?

In Aspen, during January, the rain falls for 6.5 days and regularly aggregates up to 0.94" (24mm) of precipitation.

How many days does it snow in January?

In Aspen, in January, snow falls for 14.3 days, with typically accumulated 7.36" (187mm) of snow.

What is the average length of the day in January?

In Aspen, the average day length in January is 9h and 37min.

When is the sunrise / sunset in January in Aspen?

In January, on the first day of the month, sunrise is at 7:48 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 5:37 pm MST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 5.8h of sunshine.

How long on average sun shines in January?

In January, the average sunshine duration is 5.8h.

What is the UV index intensity in January?

In Aspen, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health threat 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 January
Aspen, WY

Average temperature in January - Aspen, WY
  • Average high temperature in January: 27.7°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (26.4°F).

  • Average low temperature in January: 10.8°F

The month with the highest average low temperature is July (51.6°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in January
Aspen, WY

Average pressure in January - Aspen, WY
  • Average pressure in January: 30.29"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in January
Aspen, WY

Average wind speed in January - Aspen, WY
  • Average wind speed in January: 7mph

The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

Average humidity in January
Aspen, WY

Average humidity in January - Aspen, WY
  • Average humidity in January: 87%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is August (39%).

Average rainfall in January
Aspen, WY

Average rainfall in January - Aspen, WY
  • Average rainfall in January: 0.94"

The wettest months (with the highest rainfall) are April and May (1.38").
The driest month (with the least rainfall) is August (0.51").

Average rainfall days in January
Aspen, WY

Average rainfall days in January - Aspen, WY
  • Average rainfall days in January: 6.5 days

The month with the highest number of rainy days is May (11.9 days).
The month with the least rainy days is February (5.5 days).

Average snowfall in January
Aspen, WY

Average snowfall in January - Aspen, WY
  • Average snowfall in January: 7.36"

The month with the highest snowfall is March (10").
The months with the least snowfall are July and August (0").

Average snowfall days in January
Aspen, WY

Average snowfall days in January - Aspen, WY
  • Average snowfall days in January: 14.3 days

The month with the highest number of snowfall days is February (16.3 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in January /
Average sunshine in January
Aspen, WY

Average daylight in January / Average sunshine in January - Aspen, WY
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in January: 5h and 5min

The month with the most sunshine is August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).

Average sunshine days in January
Aspen, WY

Average sunshine days in January - Aspen, WY
  • Average sunshine days in January: 16.3 days

The month with the most sunshine days is June (19.5 days).
The month with the least sunshine days is April (10.8 days).

Average UV index in January
Aspen, WY

Average UV index in January - Aspen, WY
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are November and December (UV index 1).

Average cloud cover in January
Aspen, WY

Average cloud cover in January - Aspen, WY
  • Average cloud cover in January: 40

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 10).

Average visibility in January
Aspen, WY

Average visibility in January - Aspen, WY
  • Average visibility in January: 4mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).

Aspen, Wyoming, USA

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