January weather forecast
Glasgow, MT

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Weather in January

Glasgow, Montana, displays typical winter patterns during January, with the potential for cold conditions. Snow is considered a regular occurrence this time of year, and the ground rarely thaws completely during daylight hours. With an average temperature ranging from 10.9°F (-11.7°C) to 24.3°F (-4.3°C), January ranks as the chilliest month in Glasgow. Compared to December, weather conditions persist approximately the same, with a slight increase in snowfall. These colder months are ideal for winter sports or cozy evenings by the fireplace.

Temperature

Glasgow's average high-temperature in January sits at a still freezing cold 24.3°F (-4.3°C), showing little difference from the previous month. During the month of January, the temperature falls to an average of 10.9°F (-11.7°C).

Humidity

January is the most humid month, with an average relative humidity of 86%.

Rainfall

The months with the least rainfall are January and February Rain falls for 2.5 days and accumulates 0.35" (9mm) of rain.

Snowfall

Months with snowfall are January through May, October through December. In Glasgow, Montana, in January, snow falls for 7.9 days, with typically accumulated 1.93" (49mm) of snow. Throughout the year, there are 43.8 snowfall days, and 13.11" (333mm) of snow is accumulated.

Daylight

The average length of the day in January is 8h and 53min.
On the first day of the month, sunrise is at 7:57 am and sunset at 4:22 pm. On the last day of January, sunrise is at 7:36 am and sunset at 5:03 pm MST.

Sunshine

In Glasgow, Montana, the average sunshine in January is 5h.

UV index

In January, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.
Note: In January, a daily UV index of 2 turns into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is January?

During January, Glasgow experiences an average high-temperature of 24.3°F (-4.3°C) and a low-temperature of 10.9°F (-11.7°C).

What is the most humid month?

The most humid month is January, with an average relative humidity of 86%.

What is the average humidity in January?

The average relative humidity in January is 86%.

What is the driest month?

January and February are months with the least rain when the rain falls for 2.5 days and typically aggregates up to 0.35" (9mm) of rain.

How many days does it rain in January?

In Glasgow, in January, it is raining for 2.5 days, with typically 0.35" (9mm) of accumulated precipitation.

How many days does it snow in January?

In Glasgow, in January, during 7.9 snowfall days, 1.93" (49mm) of snow is typically accumulated.

How many hours of daylight does Glasgow have in January?

In January, the average day length is 8h and 53min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:57 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:03 pm MST.

How many hours of sunshine does Glasgow have in January?

The average sunshine duration in January in Glasgow is 5h.

What is the UV index intensity in January?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Glasgow, MT

Average temperature in January - Glasgow, MT
  • Average high temperature in January: 24.3°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is February (23.7°F).

  • Average low temperature in January: 10.9°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is February (10.2°F).

Average pressure in January
Glasgow, MT

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

The month with the highest atmospheric pressure is February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

Average wind speed in January
Glasgow, MT

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

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is February (8.8mph).

Average humidity in January
Glasgow, MT

Average humidity in January - Glasgow, MT
  • Average humidity in January: 86%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (42%).

Average rainfall in January
Glasgow, MT

Average rainfall in January - Glasgow, MT
  • Average rainfall in January: 0.35"

The wettest month (with the highest rainfall) is June (2.01").
The driest months (with the least rainfall) are January and February (0.35").

Average rainfall days in January
Glasgow, MT

Average rainfall days in January - Glasgow, MT
  • Average rainfall days in January: 2.5 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in January
Glasgow, MT

Average snowfall in January - Glasgow, MT
  • Average snowfall in January: 1.93"

The month with the highest snowfall is December (2.6").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Glasgow, MT

Average snowfall days in January - Glasgow, MT
  • Average snowfall days in January: 7.9 days

The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in January / Average sunshine in January - Glasgow, MT
  • Average daylight in January: 8h and 5min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in January: 5h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in January
Glasgow, MT

Average sunshine days in January - Glasgow, MT
  • Average sunshine days in January: 21.1 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.8 days).

Average UV index in January
Glasgow, MT

Average UV index in January - Glasgow, 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
Glasgow, MT

Average cloud cover in January - Glasgow, MT
  • Average cloud cover in January: 47

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 16).

Average visibility in January
Glasgow, MT

Average visibility in January - Glasgow, 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).

Glasgow, Montana, USA

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