January weather forecast
Arcola, WY

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Weather in January

January, like December, in Arcola, Wyoming, is another cold winter month, with an average temperature varying between 36.9°F (2.7°C) and 22.3°F (-5.4°C).

Temperature

The advent of January reveals an average high-temperature of a still cold 36.9°F (2.7°C), showing minimal difference from the prior month. January's average low-temperature reading settles at a freezing cold 22.3°F (-5.4°C).

Humidity

In Arcola, the average relative humidity in January is 61%.

Rainfall

The month with the least rainfall is January, when the rain falls for 4.7 days and typically collects 0.43" (11mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Arcola, during January, snow falls for 8.9 days and regularly aggregates up to 2.28" (58mm) of snow. Throughout the year, there are 62 snowfall days, and 30.51" (775mm) of snow is accumulated.

Daylight

In Arcola, the average length of the day in January is 9h and 37min.
On the first day of the month, sunrise is at 7:22 am and sunset at 4:39 pm. On the last day of January, sunrise is at 7:09 am and sunset at 5:12 pm MST.

Sunshine

The average sunshine in January in Arcola is 6.8h.

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 estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The UV index of 2 during January translates into the following guidance:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is January in Arcola?

The high-temperature, in January, in Arcola, records 36.9°F (2.7°C), while the low-temperature is 22.3°F (-5.4°C).

What is the average humidity in January?

In January, the average relative humidity is 61%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 4.7 days and typically collects 0.43" (11mm) of precipitation.

How many days does it rain in January?

In Arcola, in January, during 4.7 rainfall days, 0.43" (11mm) of precipitation is typically accumulated.

How many days does it snow in January?

In Arcola, during January, snow falls for 8.9 days and regularly aggregates up to 2.28" (58mm) of snow.

What is the average length of the day in January?

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

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:22 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:12 pm MST.

How long on average sun shines in January?

The average sunshine duration in January is 6.8h.

What is the month with the lowest UV index?

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 January, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Arcola, WY

Average temperature in January - Arcola, WY
  • Average high temperature in January: 36.9°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is December (34.7°F).

  • Average low temperature in January: 22.3°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).

Average pressure in January
Arcola, WY

Average pressure in January - Arcola, WY
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in January
Arcola, WY

Average wind speed in January - Arcola, WY
  • Average wind speed in January: 14.2mph

The windiest month (with the highest average wind speed) is January (14.2mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

Average humidity in January
Arcola, WY

Average humidity in January - Arcola, WY
  • Average humidity in January: 61%

The month with the highest relative humidity is February (64%).
The month with the lowest relative humidity is August (43%).

Average rainfall in January
Arcola, WY

Average rainfall in January - Arcola, WY
  • Average rainfall in January: 0.43"

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in January
Arcola, WY

Average rainfall days in January - Arcola, WY
  • Average rainfall days in January: 4.7 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (4.7 days).

Average snowfall in January
Arcola, WY

Average snowfall in January - Arcola, WY
  • Average snowfall in January: 2.28"

The month with the highest snowfall is March (6.06").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Arcola, WY

Average snowfall days in January - Arcola, WY
  • Average snowfall days in January: 8.9 days

The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in January / Average sunshine in January - Arcola, 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: 6h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).

Average sunshine days in January
Arcola, WY

Average sunshine days in January - Arcola, WY
  • Average sunshine days in January: 20.7 days

The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is April (9.3 days).

Average UV index in January
Arcola, WY

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

The months with the highest UV index are 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 January
Arcola, WY

Average cloud cover in January - Arcola, WY
  • Average cloud cover in January: 26

The months with the most cloud cover are April and May (Cloud cover 32).
The month with the least cloud cover is September (Cloud cover 18).

Average visibility in January
Arcola, WY

Average visibility in January - Arcola, 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).

Arcola, Wyoming, USA

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