October weather forecast and climate
Columbia Falls, MT

October, the same as September, in Columbia Falls, Montana, is another chilly autumn month, with average temperature varying between 30.7°F (-0.7°C) and 48.4°F (9.1°C).

Temperature

In October, the average high-temperature significantly decreases, from an enjoyable 65.5°F (18.6°C) in September, to a chilly 48.4°F (9.1°C). In Columbia Falls, the average low-temperature is 30.7°F (-0.7°C).

Humidity

In October, the average relative humidity in Columbia Falls, Montana, is 75%.

Rainfall

In October, the rain falls for 11.5 days. Throughout October, 0.91" (23mm) of precipitation is accumulated. In Columbia Falls, Montana, 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. In October, it is snowing for 3.5 days. Throughout October, 0.94" (24mm) of snow is accumulated. In Columbia Falls, during the entire year, snow falls for 97 days, and aggregates up to 33.86" (860mm) of snow.

Daylight

In October, the average length of the day in Columbia Falls is 10.8h.

Sunshine

The average sunshine in Columbia Falls is 6.7h.

UV index

In October, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 2 transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in October in Columbia Falls?

In Columbia Falls, Montana, in October, the average high-temperature is 48.4°F (9.1°C), and the average low-temperature is 30.7°F (-0.7°C).

What is the average humidity in October in Columbia Falls?

In October, the average relative humidity in Columbia Falls is 75%.

How much does it rain in Columbia Falls in October?

In October, in Columbia Falls, the rain falls for 11.5 days. Throughout October, 0.91" (23mm) of precipitation is accumulated.

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

In Columbia Falls, Montana, during October, snow falls for 3.5 days and regularly aggregates up to 0.94" (24mm) of snow.

How many hours of daylight does Columbia Falls have in October?

In October, the average length of the day in Columbia Falls, Montana, is 10.8h.

How many hours of sunshine does Columbia Falls have in October?

In October, the average sunshine in Columbia Falls, Montana, is 6.7h.

How high is the UV index in October in Columbia Falls?

The average daily maximum UV index in October in Columbia Falls is 2. A UV Index of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV rays.
Average temperature in October - Columbia Falls, MT
  • Average high temperature in October: 9.1°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 October: -0.7°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 October - Columbia Falls, MT
  • Average pressure in October: 1017.2mbar

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 October - Columbia Falls, MT
  • Average wind speed in October: 6.4km/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 October - Columbia Falls, MT
  • Average humidity in October: 75%

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

Average rainfall in October - Columbia Falls, MT
  • Average rainfall in October: 23mm

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

Average rainfall days in October - Columbia Falls, MT
  • Average rainfall days in October: 11.5 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 October - Columbia Falls, MT
  • Average snowfall in October: 24mm

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

Average snowfall days in October - Columbia Falls, MT
  • Average snowfall days in October: 3.5 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 October / Average sunshine in October - Columbia Falls, MT
  • Average daylight in October: 10.8h

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 October: 6.7h

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 October - Columbia Falls, MT
  • Average sunshine days in October: 15.5 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 October - Columbia Falls, MT
  • Average UV index in October: 2

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 October - Columbia Falls, MT
  • Average cloud cover in October: 37

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 October - Columbia Falls, MT
  • Average visibility in October: 9km

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