January weather forecast
Frontier, WY

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Weather in January

January, like December, is a freezing cold winter month in Frontier, Wyoming, with an average temperature varying between 9.9°F (-12.3°C) and 26.6°F (-3°C).

Temperature

Frontier's shift into January is marked by a subtle change to a still subzero cold 26.6°F (-3°C) from December's 25.7°F (-3.5°C) in temperature. In January, the temperature drops to an average of 9.9°F (-12.3°C) at night.

Humidity

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

Rainfall

In Frontier, in January, it is raining for 7 days, with typically 0.75" (19mm) of accumulated precipitation. Throughout the year, in Frontier, there are 96.8 rainfall days, and 11.46" (291mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall. In Frontier, in January, during 12.9 snowfall days, 4.45" (113mm) of snow is typically accumulated. In Frontier, during the entire year, snow falls for 88.9 days and aggregates up to 38.86" (987mm) of snow.

Daylight

In Frontier, Wyoming, the average length of the day in January is 9h and 33min.
On the first day of January, sunrise is at 7:49 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:35 pm MST.

Sunshine

January has the least sunshine of the year, with an average of 5.7h of sunshine.

UV index

The months with the lowest UV index in Frontier, Wyoming, are January through April, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 2 during January leads to these advisories:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
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Frequently asked questions

How cold is it in Frontier in January?

The average high-temperature, in January, in Frontier, is 26.6°F (-3°C), while the average low-temperature is 9.9°F (-12.3°C).

What are the most humid months in Frontier?

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

What is the average humidity in January in Frontier?

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

How much does it rain in Frontier in January?

In Frontier, during January, the rain falls for 7 days and regularly aggregates up to 0.75" (19mm) of precipitation.

How much does it snow in Frontier in January?

In Frontier, Wyoming, during January, snow falls for 12.9 days and regularly aggregates up to 4.45" (113mm) of snow.

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

The average day length in January in Frontier, Wyoming, is 9h and 33min.

When are sunrise and sunset in January in Frontier?

In January, on the first day of the month, sunrise is at 7:49 am and sunset at 5:01 pm. On the last day of the month, in Frontier, Wyoming, sunrise is at 7:35 am and sunset at 5:35 pm MST.

What is the month with the least sunshine in Frontier?

With an average of 5.7h of sunshine, January has the least sunshine of the year in Frontier, Wyoming.

How many hours of sunshine does Frontier have in January?

In Frontier, the average sunshine duration in January is 5.7h.

What are the months with the lowest UV index in Frontier?

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 intensity in January in Frontier?

In Frontier, 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
Frontier, WY

Average temperature in January - Frontier, WY
  • Average high temperature in January: 26.6°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in January: 9.9°F

The month with the highest average low temperature is July (55°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

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Average pressure in January
Frontier, WY

Average pressure in January - Frontier, 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 (29.89"Hg).

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Average wind speed in January
Frontier, WY

Average wind speed in January - Frontier, WY
  • Average wind speed in January: 8.1mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).

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Average humidity in January
Frontier, WY

Average humidity in January - Frontier, 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 (35%).

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Average rainfall in January
Frontier, WY

Average rainfall in January - Frontier, WY
  • Average rainfall in January: 0.75"

The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is August (0.59").

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Average rainfall days in January
Frontier, WY

Average rainfall days in January - Frontier, WY
  • Average rainfall days in January: 7 days

The month with the highest number of rainy days is May (13.3 days).
The month with the least rainy days is February (5 days).

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Average snowfall in January
Frontier, WY

Average snowfall in January - Frontier, WY
  • Average snowfall in January: 4.45"

The month with the highest snowfall is March (6.81").
The months with the least snowfall are July and August (0").

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Average snowfall days in January
Frontier, WY

Average snowfall days in January - Frontier, WY
  • Average snowfall days in January: 12.9 days

The month with the highest number of snowfall days is February (15.3 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
Frontier, WY

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 5h and 4min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 42min).

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Average sunshine days in January
Frontier, WY

Average sunshine days in January - Frontier, WY
  • Average sunshine days in January: 17.3 days

The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is April (9.7 days).

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Average UV index in January
Frontier, WY

Average UV index in January - Frontier, 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
Frontier, WY

Average cloud cover in January - Frontier, WY
  • Average cloud cover in January: 43

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 12).

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Average visibility in January
Frontier, WY

Average visibility in January - Frontier, 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).

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Frontier, Wyoming, USA

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