January weather forecast
Glen, MT

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Weather in January

January, like December, is another subzero cold winter month in Glen, Montana, with an average temperature fluctuating between 28°F (-2.2°C) and 12.2°F (-11°C).

Temperature

Glen's average high-temperature in January sits at a still freezing cold 28°F (-2.2°C), showing little difference from the previous month. Nighttime temperatures in January average to a frigid cold 12.2°F (-11°C) in Glen.

Humidity

January and February, with an average relative humidity of 85%, are the most humid months.

Rainfall

January is the month with the least rainfall. Rain falls for 6.6 days and accumulates 0.43" (11mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Glen. In Glen, in January, during 11.9 snowfall days, 3.27" (83mm) of snow is typically accumulated. In Glen, Montana, during the entire year, snow falls for 73.8 days and aggregates up to 27.52" (699mm) of snow.

Daylight

In Glen, Montana, the average length of the day in January is 9h and 11min.
On the first day of the month, sunrise is at 8:10 am and sunset at 4:57 pm. On the last day of January, sunrise is at 7:52 am and sunset at 5:35 pm MST.

Sunshine

In January, the average sunshine is 6.3h.

UV index

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: A maximum daily UV index of 2 during January morphs into the following directions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Glen in January?

In January, the average high-temperature and low-temperature are 28°F (-2.2°C) and 12.2°F (-11°C) respectively.

What is the most humid month in Glen?

The months with the highest humidity in Glen, Montana, are January and February, with an average relative humidity of 85%.

What is the average humidity in January in Glen?

In Glen, Montana, the average relative humidity in January is 85%.

What is the driest month in Glen?

The month with the least rainfall is January, when the rain falls for 6.6 days and typically collects 0.43" (11mm) of precipitation.

How many days does it rain in January in Glen?

In Glen, during January, the rain falls for 6.6 days and regularly aggregates up to 0.43" (11mm) of precipitation.

How many days does it snow in January in Glen?

In Glen, during January, snow falls for 11.9 days and regularly aggregates up to 3.27" (83mm) of snow.

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

In January, the average day length is 9h and 11min.

When is the sunrise / sunset in January in Glen?

On the first day of January, sunrise is at 8:10 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 5:35 pm MST.

How many hours of sunshine does Glen have in January?

In Glen, the average sunshine duration in January is 6.3h.

What is the UV index reading in January in Glen?

In January, the average daily maximum UV index in Glen is 2. A UV Index reading of 2, and below, represents 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
Glen, MT

Average temperature in January - Glen, MT
  • Average high temperature in January: 28°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in January: 12.2°F

The month with the highest average low temperature is July (47.8°F).
The coldest month (with the lowest average low temperature) is December (10.6°F).

Average pressure in January
Glen, MT

Average pressure in January - Glen, MT
  • Average pressure in January: 30.24"Hg

The month with the highest atmospheric pressure is January (30.24"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Glen, MT

Average wind speed in January - Glen, MT
  • Average wind speed in January: 6.6mph

The windiest month (with the highest average wind speed) is November (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in January
Glen, MT

Average humidity in January - Glen, MT
  • Average humidity in January: 85%

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are July and August (45%).

Average rainfall in January
Glen, MT

Average rainfall in January - Glen, MT
  • Average rainfall in January: 0.43"

The wettest month (with the highest rainfall) is June (1.34").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in January
Glen, MT

Average rainfall days in January - Glen, MT
  • Average rainfall days in January: 6.6 days

The month with the highest number of rainy days is May (13.9 days).
The months with the least rainy days are November and December (6.2 days).

Average snowfall in January
Glen, MT

Average snowfall in January - Glen, MT
  • Average snowfall in January: 3.27"

The month with the highest snowfall is February (4.72").
The months with the least snowfall are July and August (0").

Average snowfall days in January
Glen, MT

Average snowfall days in January - Glen, MT
  • Average snowfall days in January: 11.9 days

The month with the highest number of snowfall days is February (13.2 days).
The months with the least snowfall days are July and August (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in January: 6h and 2min

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

Average sunshine days in January
Glen, MT

Average sunshine days in January - Glen, MT
  • Average sunshine days in January: 18.3 days

The month with the most sunshine days is July (18.7 days).
The month with the least sunshine days is April (10.7 days).

Average UV index in January
Glen, MT

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

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is February (UV index 1).

Average cloud cover in January
Glen, MT

Average cloud cover in January - Glen, MT
  • Average cloud cover in January: 37

The month with the most cloud cover is February (Cloud cover 41).
The months with the least cloud cover are July and August (Cloud cover 13).

Average visibility in January
Glen, MT

Average visibility in January - Glen, MT
  • Average visibility in January: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).

Glen, Montana, USA

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