January weather forecast
Libby, MT

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Weather in January

In Libby, Montana, January is characterized by its frigid climate and high humidity, making it one of the most challenging months for outdoor activities. The weather during this time is colder compared to the coming month of February. Despite shorter daylight hours, the town often experiences just over 3 hours of bright sunshine on average. Snowfall is a frequent phenomenon during this month, with snow days totaling up to 18.1 days and snowfall measuring 11.34" (288mm). The windy conditions, colder temperatures, and limited visibility make January a primarily indoor month for residents.

Temperature

Libby records an average high-temperature of a still subzero cold 28.8°F (-1.8°C) in January, maintaining a close correlation with December's 27.1°F (-2.7°C). Libby records an average temperature drop to a still freezing cold 15.3°F (-9.3°C) in January.

Humidity

The most humid month in Libby, Montana, is January, with an average relative humidity of 94%.

Rainfall

In Libby, during January, the rain falls for 9.4 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Libby, during the entire year, the rain falls for 138.8 days and collects up to 18.15" (461mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall. The month with the most snowfall is January, when snow falls for 18.1 days and typically aggregates up to 11.34" (288mm) of snow.

Daylight

The average length of the day in January in Libby, Montana, is 8h and 52min.
On the first day of the month, sunrise is at 8:33 am and sunset at 4:57 pm. On the last day of January, in Libby, sunrise is at 8:12 am and sunset at 5:38 pm MST.

Sunshine

With an average of 3h of sunshine, January has the least sunshine of the year in Libby.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 1 during January leads to these advisories:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

How cold is it in Libby in January?

In January, the average high-temperature and low-temperature are 28.8°F (-1.8°C) and 15.3°F (-9.3°C) respectively.

What is the most humid month in Libby?

January is the most humid month in Libby, Montana, with an average relative humidity of 94%.

What is the average humidity in January in Libby?

The average relative humidity in January in Libby is 94%.

How much does it rain in Libby in January?

In Libby, during January, the rain falls for 9.4 days and regularly aggregates up to 2.05" (52mm) of precipitation.

What is the snowiest month in Libby?

January is the month with the most snowfall. Snow falls for 18.1 days and accumulates 11.34" (288mm) of snow.

How many days does it snow in January in Libby?

In Libby, in January, during 18.1 snowfall days, 11.34" (288mm) of snow is typically accumulated.

How many hours of daylight does Libby have in January?

The average day length in January in Libby is 8h and 52min.

When are sunrise and sunset in January in Libby?

On the first day of January in Libby, Montana, sunrise is at 8:33 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 8:12 am and sunset at 5:38 pm MST.

What is the month with the least sunshine in Libby?

The month with the least sunshine in Libby, Montana, is January, with an average of 3h of sunshine.

How many hours of sunshine does Libby have in January?

In January, the average sunshine duration in Libby is 3h.

When is the lowest UV index in Libby?

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index reading in January in Libby?

In January, the average daily maximum UV index in Libby, Montana, is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
27.1°F -2.7°C
28.8°F -1.8°C
29.7°F -1.3°C
Average low temperature
15.1°F -9.4°C
15.3°F -9.3°C
15.8°F -9°C
Average pressure
30.17" 766mmHg
30.18" 767mmHg
30.12" 765mmHg
Average wind speed
3.5mph 5.6km/h
3.6mph 5.8km/h
3.7mph 6km/h
Average max. wind speed
3.7mph 6km/h
3.9mph 6.3km/h
4mph 6.4km/h
Average wind speed gusts
6mph 9.7km/h
6.2mph 10km/h
6.2mph 10km/h
Average humidity
92%
94%
91%
Average rainfall
2.24" 57mm
2.05" 52mm
1.77" 45mm
Average rainfall days
9.6
9.4
7.8
Average snowfall
11.1" 282mm
11.34" 288mm
10.71" 272mm
Average snowfall days
20
18.1
18.1
Average daylight
8h 2min
8h 5min
10h 1min
Average sunshine
3h 3min
3h 0min
4h 1min
Average sunshine days
8.6
10.8
7.4
Average UV index
1
1
1
Average cloud cover
67%
70%
68%
Average visibility
3mi 4.8km
2mi 3.2km
3mi 4.8km

Average temperature in January
Libby, MT

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

The warmest month (with the highest average high temperature) is August (77.5°F).
The month with the lowest average high temperature is December (27.1°F).

  • Average low temperature in January: 15.3°F

The month with the highest average low temperature is August (47.3°F).
The coldest month (with the lowest average low temperature) is December (15.1°F).

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Average pressure in January
Libby, MT

Average pressure in January - Libby, MT
  • Average pressure in January: 30.18"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in January
Libby, MT

Average wind speed in January - Libby, MT
  • Average wind speed in January: 3.6mph

The windiest months (with the highest average wind speed) are April and June (4.5mph).
The calmest month (with the lowest average wind speed) is December (3.5mph).

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Average humidity in January
Libby, MT

Average humidity in January - Libby, MT
  • Average humidity in January: 94%

The month with the highest relative humidity is January (94%).
The month with the lowest relative humidity is August (53%).

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Average rainfall in January
Libby, MT

Average rainfall in January - Libby, MT
  • Average rainfall in January: 2.05"

The wettest month (with the highest rainfall) is December (2.24").
The driest month (with the least rainfall) is August (0.43").

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Average rainfall days in January
Libby, MT

Average rainfall days in January - Libby, MT
  • Average rainfall days in January: 9.4 days

The month with the highest number of rainy days is April (17.5 days).
The month with the least rainy days is August (5.9 days).

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Average snowfall in January
Libby, MT

Average snowfall in January - Libby, MT
  • Average snowfall in January: 11.34"

The month with the highest snowfall is January (11.34").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in January
Libby, MT

Average snowfall days in January - Libby, MT
  • Average snowfall days in January: 18.1 days

The month with the highest number of snowfall days is December (20 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
Libby, MT

Average daylight in January / Average sunshine in January - Libby, 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: 3h and 0min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in January
Libby, MT

Average sunshine days in January - Libby, MT
  • Average sunshine days in January: 10.8 days

The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is February (7.4 days).

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Average UV index in January
Libby, MT

Average UV index in January - Libby, MT
  • Average UV index in January: 1

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in January
Libby, MT

Average cloud cover in January - Libby, MT
  • Average cloud cover in January: 70

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in January
Libby, MT

Average visibility in January - Libby, MT
  • Average visibility in January: 2mi

The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is January (2mi).

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Libby, Montana, USA

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