January weather forecast
North Rock Springs, WY

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Weather in January

January, like December, is another subzero cold winter month in North Rock Springs, Wyoming, with an average temperature ranging between min 10.8°F (-11.8°C) and max 26.6°F (-3°C).

Temperature

January's advent presents an average high-temperature of a still subzero cold 26.6°F (-3°C), indicating a slight variation from the conditions of the previous month. An average minimum temperature of 10.8°F (-11.8°C) is recorded during the month of January.

Humidity

January is the most humid month, with an average relative humidity of 84%.

Rainfall

In North Rock Springs, in January, during 5.6 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. In North Rock Springs, during the entire year, the rain falls for 93.5 days and collects up to 10.31" (262mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall. In North Rock Springs, in January, snow falls for 13.3 days, with typically accumulated 4.37" (111mm) of snow. Throughout the year, there are 75.5 snowfall days, and 30.16" (766mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 34min.
On the first day of the month, sunrise is at 7:43 am and sunset at 4:57 pm. On the last day of January, sunrise is at 7:30 am and sunset at 5:30 pm MST.

Sunshine

The months with the least sunshine are January and December, with an average of 5.9h of sunshine.

UV index

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The daily high UV index of 2 during January translates into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is January in North Rock Springs?

In North Rock Springs, 26.6°F (-3°C) is the average high-temperature and 10.8°F (-11.8°C) is the average low-temperature during January.

What is the most humid month?

January is the most humid month, with an average relative humidity of 84%.

What is the average humidity in January in North Rock Springs?

In January, the average relative humidity is 84%.

How many days does it rain in January?

In North Rock Springs, in January, during 5.6 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

How many days does it snow in January?

In North Rock Springs, in January, during 13.3 snowfall days, 4.37" (111mm) of snow is typically accumulated.

How many hours of daylight does North Rock Springs have in January?

In North Rock Springs, the average day length in January is 9h and 34min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:43 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:30 pm MST.

What is the month with the least sunshine?

January and December, with an average of 5.9h of sunshine, are months with the least sunshine.

How many hours of sunshine does North Rock Springs have in January?

In January, the average sunshine duration is 5.9h.

When is the lowest UV index?

January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in January?

In January, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's 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 January
North Rock Springs, WY

Average temperature in January - North Rock Springs, WY
  • Average high temperature in January: 26.6°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in January: 10.8°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in January
North Rock Springs, WY

Average pressure in January - North Rock Springs, WY
  • Average pressure in January: 30.28"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in January
North Rock Springs, WY

Average wind speed in January - North Rock Springs, WY
  • Average wind speed in January: 9.4mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

Average humidity in January
North Rock Springs, WY

Average humidity in January - North Rock Springs, WY
  • Average humidity in January: 84%

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are July and August (31%).

Average rainfall in January
North Rock Springs, WY

Average rainfall in January - North Rock Springs, WY
  • Average rainfall in January: 0.67"

The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is July (0.47").

Average rainfall days in January
North Rock Springs, WY

Average rainfall days in January - North Rock Springs, WY
  • Average rainfall days in January: 5.6 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is December (4.7 days).

Average snowfall in January
North Rock Springs, WY

Average snowfall in January - North Rock Springs, WY
  • Average snowfall in January: 4.37"

The month with the highest snowfall is March (6.14").
The months with the least snowfall are July and August (0").

Average snowfall days in January
North Rock Springs, WY

Average snowfall days in January - North Rock Springs, WY
  • Average snowfall days in January: 13.3 days

The month with the highest number of snowfall days is December (13.5 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in January /
Average sunshine in January
North Rock Springs, WY

Average daylight in January / Average sunshine in January - North Rock Springs, 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 12min).

  • Average sunshine in January: 5h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 54min).

Average sunshine days in January
North Rock Springs, WY

Average sunshine days in January - North Rock Springs, WY
  • Average sunshine days in January: 16.8 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is April (11.5 days).

Average UV index in January
North Rock Springs, WY

Average UV index in January - North Rock Springs, WY
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

Average cloud cover in January
North Rock Springs, WY

Average cloud cover in January - North Rock Springs, WY
  • Average cloud cover in January: 41

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in January
North Rock Springs, WY

Average visibility in January - North Rock Springs, WY
  • Average visibility in January: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).

North Rock Springs, Wyoming, USA

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