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 varying between 26.6°F (-3°C) and 10.8°F (-11.8°C).

Temperature

As North Rock Springs, Wyoming, transitions from December to January, the average high-temperatures adjust to a still freezing cold 26.6°F (-3°C), nearly the same as the previous 25.7°F (-3.5°C). During January, an average low-temperature of 10.8°F (-11.8°C) is observed.

Humidity

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

Rainfall

In North Rock Springs, in January, it is raining for 5.6 days, with typically 0.67" (17mm) of accumulated precipitation. 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

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

Daylight

The average length of the day in January in North Rock Springs, Wyoming, 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

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

UV index

The months with the lowest UV index in North Rock Springs, Wyoming, 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 minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 2 during January translates into these guidelines:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is it in North Rock Springs in January?

The high-temperature, in January, in North Rock Springs, records 26.6°F (-3°C), while the low-temperature is 10.8°F (-11.8°C).

What is the most humid month in North Rock Springs?

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

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

In North Rock Springs, the average relative humidity in January is 84%.

How many days does it rain in January in North Rock Springs?

In January, the rain falls for 5.6 days. Throughout January, 0.67" (17mm) of precipitation is accumulated.

How much does it snow in North Rock Springs in January?

In North Rock Springs, during January, snow falls for 13.3 days and regularly aggregates up to 4.37" (111mm) of snow.

What is the average length of the day in January in North Rock Springs?

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

What time are sunrise and sunset in January in North Rock Springs?

On the first day of January in North Rock Springs, 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 are the months with the least sunshine in North Rock Springs?

The months with the least sunshine in North Rock Springs, Wyoming, are January and December, with an average of 5.9h of sunshine.

How long on average sun shines in January in North Rock Springs?

In January, the average sunshine duration in North Rock Springs is 5.9h.

What are the months with the lowest UV index in North Rock Springs?

The months with the lowest UV index in North Rock Springs are January through April, October through December, with an average maximum UV index of 2.

What is the UV index intensity in January in North Rock Springs?

The average daily maximum UV index in January is 2. A UV Index value 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 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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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North Rock Springs, Wyoming, USA

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