January weather forecast and climate
Columbia Falls, MT

January, like December, is a freezing cold winter month in Columbia Falls, Montana, with average temperature ranging between min 14.4°F (-9.8°C) and max 27.1°F (-2.7°C).

Temperature

In January, the average high-temperature is almost the same as in December - a still subzero cold 27.1°F (-2.7°C). The average low-temperature, in Columbia Falls, is 14.4°F (-9.8°C).

Humidity

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

Rainfall

In Columbia Falls, during 8.3 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. In Columbia Falls, during the entire year, the rain falls for 126.4 days and collects up to 11.22" (285mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. January is the month with the most snowfall. Snow falls for 18.9 days and accumulates 7.72" (196mm) of snow.

Daylight

The average length of the day in Columbia Falls is 8.9h.

Sunshine

The month with the least sunshine in Columbia Falls is January, with an average of 3.5h of sunshine.

UV index

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from the exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 1 in January transform into the following instructions:
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. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in January in Columbia Falls?

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

What is the most humid month in Columbia Falls?

With an average relative humidity of 93%, January is the most humid month in Columbia Falls.

What is the average humidity in January in Columbia Falls?

In Columbia Falls, the average relative humidity in January is 93%.

How many days does it rain in January in Columbia Falls?

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

How many days does it snow in January in Columbia Falls?

In Columbia Falls, in January, during 18.9 snowfall days, 7.72" (196mm) of snow is typically accumulated.

When does it snow the most in Columbia Falls?

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

What is the average length of the day in January in Columbia Falls?

In Columbia Falls, Montana, the average length of the day in January is 8.9h.

What is the month with the least sunshine in Columbia Falls?

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 in January in Columbia Falls, Montana, is 3.5h.

What is the month with the lowest UV index in Columbia Falls?

Months with the lowest UV index in Columbia Falls, Montana, are January, February, November and December, with an average maximum UV index of 1.

What is the UV index reading in January in Columbia Falls?

In Columbia Falls, Montana, the average daily maximum UV index in January is 1. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to the UV radiation.
Average temperature in January - Columbia Falls, MT
  • Average high temperature in January: -2.7°C

The warmest month (with the highest average high temperature) is July (25.5°C).
The month with the lowest average high temperature is December (-3.5°C).

  • Average low temperature in January: -9.8°C

The month with the highest average low temperature is August (7.5°C).
The coldest month (with the lowest average low temperature) is February (-10.3°C).

Average pressure in January - Columbia Falls, MT
  • Average pressure in January: 1021.4mbar

The month with the highest atmospheric pressure is January (1021.4mbar).
The month with the lowest atmospheric pressure is June (1012.7mbar).

Average wind speed in January - Columbia Falls, MT
  • Average wind speed in January: 6.2km/h

The windiest month (with the highest average wind speed) is April (7.4km/h).
The calmest month (with the lowest average wind speed) is December (5.9km/h).

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: 26mm

The wettest month (with the highest rainfall) is June (36mm).
The driest month (with the least rainfall) is August (11mm).

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: 196mm

The month with the highest snowfall is January (196mm).
Months with the least snowfall are June, July and August (0mm).

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).
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: 8.9h

The month with the longest days is June (Average daylight: 16h).
The month with the shortest days is December (Average daylight: 8.4h).

  • Average sunshine in January: 3.5h

The month with the most sunshine is July (Average sunshine: 11.9h).
The month with the least sunshine is January (Average sunshine: 3.5h).

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: 1

The month with the highest UV index is July (UV index 6).
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: 65

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

Average visibility in January - Columbia Falls, MT
  • Average visibility in January: 5km

Months with the highest visibility are July and August (10km).
The month with the lowest visibility is January (5km).