January weather forecast
Bighorn, MT

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Weather in January

January, the same as December, in Bighorn, Montana, is a freezing cold winter month, with an average temperature fluctuating between 30.9°F (-0.6°C) and 17.4°F (-8.1°C).

Temperature

Lowest temperatures are observed in January and December, averaging a high-temperature of 30.9°F (-0.6°C).

Humidity

January is the most humid month, with an average relative humidity of 79%.

Rainfall

January, November and December are months with the least rain in Bighorn, Montana, when the rain falls for 4.2 days and typically aggregates up to 0.47" (12mm) of rain.

Snowfall

January through May, September through December are months with snowfall in Bighorn, Montana. In January, in Bighorn, Montana, it is snowing for 9.5 days. Throughout January, 2.52" (64mm) of snow is accumulated. In Bighorn, during the entire year, snow falls for 47 days and aggregates up to 15.83" (402mm) of snow.

Daylight

The average length of the day in January is 9h and 7min.
On the first day of January in Bighorn, Montana, sunrise is at 7:52 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:12 pm MST.

Sunshine

The average sunshine in January is 5.4h.

UV index

In Bighorn, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 2 during January leads to these instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Enhance your sun protection with tightly woven, yet airy clothing. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Bighorn?

Bighorn's coldest season falls during January and December, averaging a high-temperature of 30.9°F (-0.6°C).

How cold is it in Bighorn in January?

Bighorn in January has an average high-temperature of 30.9°F (-0.6°C) and an average low-temperature of 17.4°F (-8.1°C).

What is the most humid month in Bighorn?

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

What is the average humidity in January in Bighorn?

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

What is the driest month in Bighorn?

The months with the least rainfall are January, November and December Rain falls for 4.2 days and accumulates 0.47" (12mm) of rain.

How much does it rain in Bighorn in January?

In Bighorn, Montana, in January, during 4.2 rainfall days, 0.47" (12mm) of precipitation is typically accumulated.

How many days does it snow in January in Bighorn?

In Bighorn, Montana, in January, during 9.5 snowfall days, 2.52" (64mm) of snow is typically accumulated.

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

The average day length in January in Bighorn is 9h and 7min.

When is the sunrise / sunset in January in Bighorn?

On the first day of January, sunrise is at 7:52 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:12 pm MST.

How long on average sun shines in January in Bighorn?

In January, the average sunshine duration is 5.4h.

What is the UV index intensity in January in Bighorn?

In January, the average daily maximum UV index in Bighorn is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to 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
Bighorn, MT

Average temperature in January - Bighorn, MT
  • Average high temperature in January: 30.9°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The months with the lowest average high temperature are January and December (30.9°F).

  • Average low temperature in January: 17.4°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in January
Bighorn, MT

Average pressure in January - Bighorn, MT
  • Average pressure in January: 30.13"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in January
Bighorn, MT

Average wind speed in January - Bighorn, MT
  • Average wind speed in January: 9.8mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is July (8.2mph).

Average humidity in January
Bighorn, MT

Average humidity in January - Bighorn, MT
  • Average humidity in January: 79%

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is August (38%).

Average rainfall in January
Bighorn, MT

Average rainfall in January - Bighorn, MT
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is May (1.81").
The driest months (with the least rainfall) are January, November and December (0.47").

Average rainfall days in January
Bighorn, MT

Average rainfall days in January - Bighorn, MT
  • Average rainfall days in January: 4.2 days

The month with the highest number of rainy days is May (13.7 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in January
Bighorn, MT

Average snowfall in January - Bighorn, MT
  • Average snowfall in January: 2.52"

The month with the highest snowfall is February (3.74").
The months with the least snowfall are June, July and August (0").

Average snowfall days in January
Bighorn, MT

Average snowfall days in January - Bighorn, MT
  • Average snowfall days in January: 9.5 days

The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in January /
Average sunshine in January
Bighorn, MT

Average daylight in January / Average sunshine in January - Bighorn, MT
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in January: 5h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 5h and 18min).

Average sunshine days in January
Bighorn, MT

Average sunshine days in January - Bighorn, MT
  • Average sunshine days in January: 18.5 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is April (14.2 days).

Average UV index in January
Bighorn, MT

Average UV index in January - Bighorn, MT
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in January
Bighorn, MT

Average cloud cover in January - Bighorn, MT
  • Average cloud cover in January: 43

The month with the most cloud cover is February (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 15).

Average visibility in January
Bighorn, MT

Average visibility in January - Bighorn, MT
  • 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).

Bighorn, Montana, USA

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