January weather forecast
Waltman, WY

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Weather in January

January, the same as December, in Waltman, Wyoming, is another subzero cold winter month, with an average temperature ranging between min 15.3°F (-9.3°C) and max 29.3°F (-1.5°C).

Temperature

The introduction of January notes a subtle temperature variation to a still subzero cold 29.3°F (-1.5°C) from December's 28.6°F (-1.9°C). Throughout January, Waltman anticipates an average low-temperature of 15.3°F (-9.3°C).

Humidity

With an average relative humidity of 79%, January is the most humid month in Waltman.

Rainfall

In Waltman, during January, the rain falls for 3.4 days and regularly aggregates up to 0.55" (14mm) of precipitation. Throughout the year, in Waltman, Wyoming, there are 81 rainfall days, and 8.98" (228mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Waltman. In Waltman, in January, during 9.8 snowfall days, 3.82" (97mm) of snow is typically accumulated. In Waltman, during the entire year, snow falls for 62.6 days and aggregates up to 31.65" (804mm) of snow.

Daylight

In Waltman, the average length of the day in January is 9h and 26min.
On the first day of the month, sunrise is at 7:40 am and sunset at 4:44 pm. On the last day of January, sunrise is at 7:25 am and sunset at 5:19 pm MST.

Sunshine

In Waltman, the average sunshine in January is 6.6h.

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 during January translates into the following directions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. 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 January in Waltman?

The high-temperature in Waltman during January is 29.3°F (-1.5°C) and the low-temperature is 15.3°F (-9.3°C).

What is the most humid month in Waltman?

The most humid month in Waltman, Wyoming, is January, with an average relative humidity of 79%.

What is the average humidity in January in Waltman?

In January, the average relative humidity in Waltman, Wyoming, is 79%.

How many days does it rain in January in Waltman?

In Waltman, in January, it is raining for 3.4 days, with typically 0.55" (14mm) of accumulated precipitation.

How many days does it snow in January in Waltman?

In Waltman, in January, during 9.8 snowfall days, 3.82" (97mm) of snow is typically accumulated.

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

In January, the average day length in Waltman, Wyoming, is 9h and 26min.

What time are sunrise and sunset in January in Waltman?

In January, on the first day of the month, sunrise is at 7:40 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:19 pm MST.

How many hours of sunshine does Waltman have in January?

In Waltman, Wyoming, the average sunshine duration in January is 6.6h.

When is the lowest UV index in Waltman?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Waltman, Wyoming.

How high is the UV index in January in Waltman?

In Waltman, the average daily maximum UV index in January is 2. A UV Index reading 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
Waltman, WY

Average temperature in January - Waltman, WY
  • Average high temperature in January: 29.3°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is December (28.6°F).

  • Average low temperature in January: 15.3°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is December (15.1°F).

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Average pressure in January
Waltman, WY

Average pressure in January - Waltman, WY
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in January
Waltman, WY

Average wind speed in January - Waltman, WY
  • Average wind speed in January: 11.9mph

The windiest month (with the highest average wind speed) is January (11.9mph).
The calmest month (with the lowest average wind speed) is August (8.4mph).

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Average humidity in January
Waltman, WY

Average humidity in January - Waltman, WY
  • Average humidity in January: 79%

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (36%).

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Average rainfall in January
Waltman, WY

Average rainfall in January - Waltman, WY
  • Average rainfall in January: 0.55"

The wettest month (with the highest rainfall) is May (1.34").
The driest month (with the least rainfall) is August (0.35").

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Average rainfall days in January
Waltman, WY

Average rainfall days in January - Waltman, WY
  • Average rainfall days in January: 3.4 days

The month with the highest number of rainy days is May (10.9 days).
The month with the least rainy days is December (3.3 days).

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Average snowfall in January
Waltman, WY

Average snowfall in January - Waltman, WY
  • Average snowfall in January: 3.82"

The month with the highest snowfall is March (5.55").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in January
Waltman, WY

Average snowfall days in January - Waltman, WY
  • Average snowfall days in January: 9.8 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).

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

Average daylight in January / Average sunshine in January - Waltman, WY
  • Average daylight in January: 9h and 2min

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 4min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is February (Average sunshine: 6h and 12min).

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Average sunshine days in January
Waltman, WY

Average sunshine days in January - Waltman, WY
  • Average sunshine days in January: 20 days

The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is April (13.6 days).

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Average UV index in January
Waltman, WY

Average UV index in January - Waltman, 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, March, October, November and December (UV index 2).

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Average cloud cover in January
Waltman, WY

Average cloud cover in January - Waltman, WY
  • Average cloud cover in January: 30

The month with the most cloud cover is February (Cloud cover 34).
The month with the least cloud cover is August (Cloud cover 13).

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Average visibility in January
Waltman, WY

Average visibility in January - Waltman, 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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Waltman, Wyoming, USA

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