January weather forecast
Columbia Falls, MT

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Weather in January

January weather in Columbia Falls, Montana, USA is characterized by the coldest temperatures of the year and highest snowfall, with the latter reaching 7.72" (196mm) and the lowest temperature dropping to 14.4°F (-9.8°C). The city also faces the longest nights and most cloud cover, which contributes to the decreased daylight hours and intense cold. The month sees a significant increase in snowfall days as compared to December, with a small drop noted in rainfall days. By contrast, the weather in February displays milder conditions, as it generally brings a slight rise in temperatures and reduced snowfall. Despite these harsh winter conditions, January remains a desirable month for winter sports enthusiasts due to the heavy snowfall matched with the low UV index.

Temperature

The onset of January manifests an average high-temperature of a still subzero cold 27.1°F (-2.7°C), demonstrating a minor variation from the preceding month. January brings an average low-temperature of 14.4°F (-9.8°C) to Columbia Falls.

Humidity

The most humid month is January, with an average relative humidity of 93%.

Rainfall

In Columbia Falls, in January, during 8.3 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. Throughout the year, there are 126.4 rainfall days, and 11.22" (285mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Columbia Falls. The month with the most snowfall in Columbia Falls is January, when snow falls for 18.9 days and typically aggregates up to 7.72" (196mm) of snow.

Daylight

In Columbia Falls, the average length of the day in January is 8h and 52min.
On the first day of January, sunrise is at 8:27 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 5:33 pm MST.

Sunshine

With an average of 3.5h of sunshine, January has the least sunshine of the year.

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 value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In January, a daily maximum UV index of 1 leads to the following instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Aug 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is January?

The average high-temperature, in January, in Columbia Falls, is 27.1°F (-2.7°C), while the average low-temperature is 14.4°F (-9.8°C).

What is the most humid month?

January is the most humid month, with an average relative humidity of 93%.

What is the average humidity in January?

In January, the average relative humidity is 93%.

How much does it rain in January?

In Columbia Falls, in January, during 8.3 rainfall days, 1.02" (26mm) of precipitation is typically accumulated.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 18.9 days and accumulates 7.72" (196mm) of snow.

How much does it snow in January?

In Columbia Falls, during January, snow falls for 18.9 days and regularly aggregates up to 7.72" (196mm) of snow.

What is the average length of the day in January?

In January, the average day length is 8h and 52min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 8:27 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 8:06 am and sunset at 5:33 pm MST.

What is the month with the least sunshine?

With an average of 3.5h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January?

In Columbia Falls, the average sunshine duration in January is 3.5h.

What are the months with the lowest UV index?

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 Columbia Falls?

In January, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
25.7°F -3.5°C
27.1°F -2.7°C
28.2°F -2.1°C
Average low temperature
13.8°F -10.1°C
14.4°F -9.8°C
13.5°F -10.3°C
Average pressure
30.15" 766mmHg
30.16" 766mmHg
30.11" 765mmHg
Average wind speed
3.7mph 6km/h
3.9mph 6.3km/h
4mph 6.4km/h
Average max. wind speed
4mph 6.4km/h
4.2mph 6.8km/h
4.5mph 7.2km/h
Average wind speed gusts
6.2mph 10km/h
6.5mph 10.5km/h
6.3mph 10.1km/h
Average humidity
91%
93%
91%
Average rainfall
1.02" 26mm
1.02" 26mm
0.87" 22mm
Average rainfall days
8.9
8.3
7.7
Average snowfall
6.77" 172mm
7.72" 196mm
6.26" 159mm
Average snowfall days
19.1
18.9
17.3
Average daylight
8h 2min
8h 5min
10h 1min
Average sunshine
4h 0min
3h 3min
4h 4min
Average sunshine days
11.8
11.3
10
Average UV index
1
1
1
Average cloud cover
61%
65%
60%
Average visibility
4mi 6.4km
3mi 4.8km
4mi 6.4km

Average temperature in January
Columbia Falls, MT

Average temperature in January - Columbia Falls, MT
  • Average high temperature in January: 27.1°F

The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is December (25.7°F).

  • Average low temperature in January: 14.4°F

The month with the highest average low temperature is August (45.5°F).
The coldest month (with the lowest average low temperature) is February (13.5°F).

Average pressure in January
Columbia Falls, MT

Average pressure in January - Columbia Falls, MT
  • Average pressure in January: 30.16"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Columbia Falls, MT

Average wind speed in January - Columbia Falls, MT
  • Average wind speed in January: 3.9mph

The windiest month (with the highest average wind speed) is April (4.6mph).
The calmest months (with the lowest average wind speed) are August and December (3.7mph).

Average humidity in January
Columbia Falls, MT

Average humidity in January - Columbia Falls, MT
  • Average humidity in January: 93%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is August (55%).

Average rainfall in January
Columbia Falls, MT

Average rainfall in January - Columbia Falls, MT
  • Average rainfall in January: 1.02"

The wettest month (with the highest rainfall) is June (1.42").
The driest month (with the least rainfall) is August (0.43").

Average rainfall days in January
Columbia Falls, MT

Average rainfall days in January - Columbia Falls, MT
  • Average rainfall days in January: 8.3 days

The month with the highest number of rainy days is April (15.8 days).
The month with the least rainy days is August (6.3 days).

Average snowfall in January
Columbia Falls, MT

Average snowfall in January - Columbia Falls, MT
  • Average snowfall in January: 7.72"

The month with the highest snowfall is January (7.72").
The months with the least snowfall are June, July and August (0").

Average snowfall days in January
Columbia Falls, MT

Average snowfall days in January - Columbia Falls, MT
  • Average snowfall days in January: 18.9 days

The month with the highest number of snowfall days is December (19.1 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in January /
Average sunshine in January
Columbia Falls, MT

Average daylight in January / Average sunshine in January - Columbia Falls, 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 3min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in January
Columbia Falls, MT

Average sunshine days in January - Columbia Falls, MT
  • Average sunshine days in January: 11.3 days

The month with the most sunshine days is July (21.5 days).
The month with the least sunshine days is March (7.7 days).

Average UV index in January
Columbia Falls, MT

Average UV index in January - Columbia Falls, MT
  • Average UV index in January: 1

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in January
Columbia Falls, MT

Average cloud cover in January - Columbia Falls, MT
  • Average cloud cover in January: 65

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 15).

Average visibility in January
Columbia Falls, MT

Average visibility in January - Columbia Falls, MT
  • Average visibility in January: 3mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (3mi).

Columbia Falls, Montana, USA

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