January weather forecast
Miles City, MT

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Weather in January

The weather in Miles City, Montana in January is characterized by some of the coldest temperatures of the year, with low temperatures averaging 15.1°F (-9.4°C), and high temperatures averaging 28.8°F (-1.8°C). January is the month with the highest average relative humidity, which combined with the cold temperatures can make the air feel chillier than it is. Additionally, it is notable that snow is most frequent during this month, leading to frosty landscapes. It is also the darkest month of the year, with the shortest daylight hours. The turn of the year in Miles City, Montana is marked by winter cold and shorter daylight hours, making it a month to be enjoyed indoors.

Temperature

Miles City's coldest month, January, registers temperatures that range from a high of 28.8°F (-1.8°C) to a low of 15.1°F (-9.4°C).

Humidity

With an average relative humidity of 83%, January is the most humid month.

Rainfall

In Miles City, in January, it is raining for 3.8 days, with typically 0.31" (8mm) of accumulated precipitation. Throughout the year, there are 83.1 rainfall days, and 6.81" (173mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Miles City, Montana, in January, snow falls for 10.1 days, with typically accumulated 1.97" (50mm) of snow. In Miles City, during the entire year, snow falls for 43.4 days and aggregates up to 9.13" (232mm) of snow.

Daylight

The average length of the day in January is 9h and 5min.
On the first day of the month, sunrise is at 7:46 am and sunset at 4:26 pm. On the last day of January, sunrise is at 7:27 am and sunset at 5:05 pm MST.

Sunshine

The months with the least sunshine are January, February and December, with an average of 5.1h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 2 during January translates into the following directions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.

Frequently asked questions

What are the coldest months?

January is Miles City's coldest month, registering average high temperatures of 28.8°F (-1.8°C) and lows of 15.1°F (-9.4°C).

How cold is it in January?

January temperatures vary between a high-temperature of 28.8°F (-1.8°C) and a low-temperature of 15.1°F (-9.4°C).

What is the most humid month?

The most humid month is January, with an average relative humidity of 83%.

What is the average humidity in January?

In January, the average relative humidity is 83%.

How many days does it rain in January?

In January, the rain falls for 3.8 days. Throughout January, 0.31" (8mm) of precipitation is accumulated.

How much does it snow in January?

In Miles City, in January, during 10.1 snowfall days, 1.97" (50mm) of snow is typically accumulated.

What is the average length of the day in January?

In Miles City, the average day length in January is 9h and 5min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:46 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:05 pm MST.

What are the months with the least sunshine?

January, February and December, with an average of 5.1h of sunshine, are months with the least sunshine in Miles City.

How many hours of sunshine does Miles City have in January?

In January, the average sunshine duration is 5.1h.

What is the month with the lowest UV index?

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

How high is the UV index in January?

The average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's 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
Miles City, MT

Average temperature in January - Miles City, MT
  • Average high temperature in January: 28.8°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in January: 15.1°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

Average pressure in January
Miles City, MT

Average pressure in January - Miles City, MT
  • Average pressure in January: 30.14"Hg

The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

Average wind speed in January
Miles City, MT

Average wind speed in January - Miles City, MT
  • Average wind speed in January: 10.1mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest months (with the lowest average wind speed) are February and August (9.3mph).

Average humidity in January
Miles City, MT

Average humidity in January - Miles City, MT
  • Average humidity in January: 83%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (39%).

Average rainfall in January
Miles City, MT

Average rainfall in January - Miles City, MT
  • Average rainfall in January: 0.31"

The wettest month (with the highest rainfall) is May (1.1").
The driest months (with the least rainfall) are November and December (0.28").

Average rainfall days in January
Miles City, MT

Average rainfall days in January - Miles City, MT
  • Average rainfall days in January: 3.8 days

The month with the highest number of rainy days is May (11.3 days).
The month with the least rainy days is December (2.6 days).

Average snowfall in January
Miles City, MT

Average snowfall in January - Miles City, MT
  • Average snowfall in January: 1.97"

The month with the highest snowfall is February (2.2").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Miles City, MT

Average snowfall days in January - Miles City, MT
  • Average snowfall days in January: 10.1 days

The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in January /
Average sunshine in January
Miles City, MT

Average daylight in January / Average sunshine in January - Miles City, 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 1min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).

Average sunshine days in January
Miles City, MT

Average sunshine days in January - Miles City, MT
  • Average sunshine days in January: 19.5 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is April (16.5 days).

Average UV index in January
Miles City, MT

Average UV index in January - Miles City, MT
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in January
Miles City, MT

Average cloud cover in January - Miles City, MT
  • Average cloud cover in January: 45

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

Average visibility in January
Miles City, MT

Average visibility in January - Miles City, 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).

Miles City, Montana, USA

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