January weather forecast
Lusk, WY

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Weather in January

January in Lusk, Wyoming experiences a winter chill, dictating a cloudy atmosphere with an average cloud cover of 32%. The month's weather is characterized by cold temperatures accompanied by a moderate level of snowfall and sparse sunshine. Relative humidity during this month registers an average of 74%. However, January also endures an average wind speed of 11.6mph (18.7km/h). The month's temperatures range from low averages of 19.9°F (-6.7°C) to high averages of 33.1°F (0.6°C), often deescalated by the winds and snowfall.

Temperature

January's onset sees an average high-temperature of a still wintry 33.1°F (0.6°C), exhibiting a slight fluctuation from the previous month. Lusk records an average nighttime low of 19.9°F (-6.7°C) in January.

Humidity

The most humid month is January, with an average relative humidity of 74%.

Rainfall

January is the month with the least rainfall. Rain falls for 3.3 days and accumulates 0.28" (7mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In Lusk, in January, snow falls for 7.3 days, with typically accumulated 1.57" (40mm) of snow. In Lusk, Wyoming, during the entire year, snow falls for 43.6 days and aggregates up to 15.63" (397mm) of snow.

Daylight

The average length of the day in January is 9h and 28min.
On the first day of January in Lusk, sunrise is at 7:28 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:09 pm MST.

Sunshine

In January, the average sunshine is 6.4h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: A typical high UV index of 2 in January suggests the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

How cold is it in Lusk in January?

During January, Lusk experiences an average high-temperature of 33.1°F (0.6°C) and a low-temperature of 19.9°F (-6.7°C).

What is the most humid month in Lusk?

The most humid month in Lusk is January, with an average relative humidity of 74%.

What is the average humidity in January in Lusk?

The average relative humidity in January is 74%.

What is the driest month in Lusk?

The month with the least rainfall in Lusk is January, when the rain falls for 3.3 days and typically collects 0.28" (7mm) of precipitation.

How much does it rain in Lusk in January?

In Lusk, during January, the rain falls for 3.3 days and regularly aggregates up to 0.28" (7mm) of precipitation.

How much does it snow in Lusk in January?

In January, in Lusk, Wyoming, it is snowing for 7.3 days. Throughout January, 1.57" (40mm) of snow is accumulated.

What is the average length of the day in January in Lusk?

In Lusk, the average day length in January is 9h and 28min.

When is the sunrise / sunset in January in Lusk?

On the first day of January, sunrise is at 7:28 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:09 pm MST.

How long on average sun shines in January in Lusk?

The average sunshine duration in January in Lusk, Wyoming, is 6.4h.

When is the lowest UV index in Lusk?

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

What is the UV index reading in January in Lusk?

In January, the average daily maximum UV index in Lusk is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
32°F 0°C
33.1°F 0.6°C
34.3°F 1.3°C
Average low temperature
18.9°F -7.3°C
19.9°F -6.7°C
19.8°F -6.8°C
Average pressure
30.12" 765mmHg
30.13" 765mmHg
30.09" 764mmHg
Average wind speed
11.2mph 18km/h
11.6mph 18.7km/h
11.1mph 17.9km/h
Average max. wind speed
12mph 19.3km/h
12.5mph 20.1km/h
12mph 19.3km/h
Average wind speed gusts
20mph 32.2km/h
21mph 33.8km/h
18.7mph 30.1km/h
Average humidity
72%
74%
72%
Average rainfall
0.39" 10mm
0.28" 7mm
0.35" 9mm
Average rainfall days
2.7
3.3
4.5
Average snowfall
1.77" 45mm
1.57" 40mm
1.85" 47mm
Average snowfall days
6.6
7.3
8
Average daylight
9h 1min
9h 3min
10h 4min
Average sunshine
6h 1min
6h 2min
6h 1min
Average sunshine days
22.9
21.5
18.9
Average UV index
2
2
2
Average cloud cover
33%
32%
36%
Average visibility
6mi 9.7km
6mi 9.7km
6mi 9.7km

Average temperature in January
Lusk, WY

Average temperature in January - Lusk, WY
  • Average high temperature in January: 33.1°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 January: 19.9°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).

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Average pressure in January
Lusk, WY

Average pressure in January - Lusk, WY
  • Average pressure in January: 30.13"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).

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Average wind speed in January
Lusk, WY

Average wind speed in January - Lusk, WY
  • Average wind speed in January: 11.6mph

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).

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Average humidity in January
Lusk, WY

Average humidity in January - Lusk, WY
  • Average humidity in January: 74%

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

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Average rainfall in January
Lusk, WY

Average rainfall in January - Lusk, WY
  • Average rainfall in January: 0.28"

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

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Average rainfall days in January
Lusk, WY

Average rainfall days in January - Lusk, WY
  • Average rainfall days in January: 3.3 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).

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Average snowfall in January
Lusk, WY

Average snowfall in January - Lusk, WY
  • Average snowfall in January: 1.57"

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

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Average snowfall days in January
Lusk, WY

Average snowfall days in January - Lusk, WY
  • Average snowfall days in January: 7.3 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).

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

Average daylight in January / Average sunshine in January - Lusk, WY
  • Average daylight in January: 9h and 3min

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 January: 6h and 2min

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).

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Average sunshine days in January
Lusk, WY

Average sunshine days in January - Lusk, WY
  • Average sunshine days in January: 21.5 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).

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Average UV index in January
Lusk, WY

Average UV index in January - Lusk, WY
  • Average UV index in January: 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).

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Average cloud cover in January
Lusk, WY

Average cloud cover in January - Lusk, WY
  • Average cloud cover in January: 32

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

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Average visibility in January
Lusk, WY

Average visibility in January - Lusk, WY
  • Average visibility in January: 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).

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Lusk, Wyoming, USA

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