January weather forecast
Byron, WY

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Weather in January

January, the same as December, in Byron, Wyoming, is another subzero cold winter month, with an average temperature varying between 28.9°F (-1.7°C) and 14.4°F (-9.8°C).

Temperature

In January, Byron experiences a minor shift in meteorological conditions with average high-temperatures marked at a still freezing cold 28.9°F (-1.7°C), closely mirroring the climate in December. An average low-temperature of 14.4°F (-9.8°C) is observed during January nights in Byron.

Humidity

With an average relative humidity of 80%, January is the most humid month.

Rainfall

In Byron, in January, during 9.3 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. Throughout the year, in Byron, Wyoming, there are 133.8 rainfall days, and 9.8" (249mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Byron. In Byron, in January, during 14.1 snowfall days, 3.94" (100mm) of snow is typically accumulated. In Byron, during the entire year, snow falls for 64 days and aggregates up to 19.92" (506mm) of snow.

Daylight

In January, the average length of the day in Byron, Wyoming, is 9h and 16min.
On the first day of January in Byron, sunrise is at 7:51 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 5:20 pm MST.

Sunshine

January, February and December, with an average of 6.4h of sunshine, are months with the least sunshine in Byron.

UV index

The months with the lowest UV index in Byron, Wyoming, are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

How cold is it in Byron in January?

The high-temperature, in January, in Byron, is 28.9°F (-1.7°C), while the low-temperature averages to 14.4°F (-9.8°C).

What is the most humid month in Byron?

January is the most humid month in Byron, Wyoming, with an average relative humidity of 80%.

What is the average humidity in January in Byron?

In Byron, Wyoming, the average relative humidity in January is 80%.

How many days does it rain in January in Byron?

In January, the rain falls for 9.3 days. Throughout January, 0.59" (15mm) of precipitation is accumulated.

How much does it snow in Byron in January?

In Byron, in January, snow falls for 14.1 days, with typically accumulated 3.94" (100mm) of snow.

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

In Byron, Wyoming, the average day length in January is 9h and 16min.

What time are sunrise and sunset in January in Byron?

In January, on the first day of the month, sunrise is at 7:51 am and sunset at 4:43 pm. On the last day of the month, in Byron, Wyoming, sunrise is at 7:34 am and sunset at 5:20 pm MST.

What are the months with the least sunshine in Byron?

The months with the least sunshine in Byron, Wyoming, are January, February and December, with an average of 6.4h of sunshine.

How long on average sun shines in January in Byron?

In Byron, the average sunshine duration in January is 6.4h.

What is the month with the lowest UV index in Byron?

The months with the lowest UV index in Byron are January through March, November and December, with an average maximum UV index of 2.

What is the UV index reading in January in Byron?

In Byron, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Byron, WY

Average temperature in January - Byron, WY
  • Average high temperature in January: 28.9°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is December (27.5°F).

  • Average low temperature in January: 14.4°F

The month with the highest average low temperature is July (61°F).
The coldest months (with the lowest average low temperature) are January and February (14.4°F).

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Average pressure in January
Byron, WY

Average pressure in January - Byron, WY
  • Average pressure in January: 30.15"Hg

The months with the highest atmospheric pressure are January and December (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in January
Byron, WY

Average wind speed in January - Byron, WY
  • Average wind speed in January: 6.7mph

The windiest month (with the highest average wind speed) is April (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in January
Byron, WY

Average humidity in January - Byron, WY
  • Average humidity in January: 80%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (37%).

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Average rainfall in January
Byron, WY

Average rainfall in January - Byron, WY
  • Average rainfall in January: 0.59"

The wettest month (with the highest rainfall) is May (1.57").
The driest month (with the least rainfall) is December (0.51").

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Average rainfall days in January
Byron, WY

Average rainfall days in January - Byron, WY
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is November (8.3 days).

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Average snowfall in January
Byron, WY

Average snowfall in January - Byron, WY
  • Average snowfall in January: 3.94"

The month with the highest snowfall is February (4.88").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in January
Byron, WY

Average snowfall days in January - Byron, WY
  • Average snowfall days in January: 14.1 days

The month with the highest number of snowfall days is January (14.1 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
Byron, WY

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in January: 6h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 24min).

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Average sunshine days in January
Byron, WY

Average sunshine days in January - Byron, WY
  • Average sunshine days in January: 15.6 days

The month with the most sunshine days is December (17.2 days).
The month with the least sunshine days is May (10.2 days).

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Average UV index in January
Byron, WY

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

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

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Average cloud cover in January
Byron, WY

Average cloud cover in January - Byron, WY
  • Average cloud cover in January: 33

The month with the most cloud cover is February (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 12).

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Average visibility in January
Byron, WY

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

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