October weather forecast
Valleytown, MT

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Weather in October

October, the same as September, is another fresh autumn month in Valleytown, Montana, with an average temperature varying between 39.4°F (4.1°C) and 54.3°F (12.4°C).

Temperature

Valleytown's weather undergoes a significant change with the arrival of October, as the average high-temperature drops from a pleasant 71.1°F (21.7°C) in September to a fresh 54.3°F (12.4°C). Throughout October, Valleytown encounters an average temperature drop to a wintry 39.4°F (4.1°C).

Humidity

In Valleytown, the average relative humidity in October is 58%.

Rainfall

In Valleytown, during October, the rain falls for 7.3 days and regularly aggregates up to 0.71" (18mm) of precipitation. In Valleytown, during the entire year, the rain falls for 91.8 days and collects up to 10.63" (270mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. October is the first month it typically snows. Throughout October, in the average 2 snowfall days, it receives 1.14" (29mm) of snow. Throughout the year, there are 56.9 snowfall days, and 17.95" (456mm) of snow is accumulated.

Daylight

In October, the average length of the day is 10h and 47min.
On the first day of October, sunrise is at 7:09 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:49 pm MDT.

Sunshine

The average sunshine in October is 6.3h.

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index, 2 in October, converts into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in October?

The high-temperature, in October, in Valleytown, records 54.3°F (12.4°C), while the low-temperature is 39.4°F (4.1°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is computed to be 82.4°F (28°C).

What is the average humidity in October?

In Valleytown, Montana, the average relative humidity in October is 58%.

How many days does it rain in October?

In October, the rain falls for 7.3 days. Throughout October, 0.71" (18mm) of precipitation is accumulated.

When does it start snowing?

October is the first month it typically snows. Throughout October, in the average 2 snowfall days, it receives 1.14" (29mm) of snow.

What is the average length of the day in October?

In Valleytown, the average day length in October is 10h and 47min.

When is the sunrise / sunset in October?

On the first day of October, sunrise is at 7:09 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:49 pm MDT.

How many hours of sunshine does Valleytown have in October?

In Valleytown, the average sunshine duration in October is 6.3h.

What is the month with the lowest UV index?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Valleytown.

What is the UV index intensity in October?

In Valleytown, the average daily maximum UV index in October is 2. A UV Index of 2, and less, symbolizes a low health risk 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 October
Valleytown, MT

Average temperature in October - Valleytown, MT
  • Average high temperature in October: 54.3°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is February (24.4°F).

  • Average low temperature in October: 39.4°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is February (10°F).

Average pressure in October
Valleytown, MT

Average pressure in October - Valleytown, MT
  • Average pressure in October: 29.97"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 October
Valleytown, MT

Average wind speed in October - Valleytown, MT
  • Average wind speed in October: 10.7mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is February (8.3mph).

Average humidity in October
Valleytown, MT

Average humidity in October - Valleytown, MT
  • Average humidity in October: 58%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (41%).

Average rainfall in October
Valleytown, MT

Average rainfall in October - Valleytown, MT
  • Average rainfall in October: 0.71"

The wettest month (with the highest rainfall) is May (1.73").
The driest month (with the least rainfall) is February (0.43").

Average rainfall days in October
Valleytown, MT

Average rainfall days in October - Valleytown, MT
  • Average rainfall days in October: 7.3 days

The month with the highest number of rainy days is May (12.7 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in October
Valleytown, MT

Average snowfall in October - Valleytown, MT
  • Average snowfall in October: 1.14"

The month with the highest snowfall is December (3.43").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Valleytown, MT

Average snowfall days in October - Valleytown, MT
  • Average snowfall days in October: 2 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in October /
Average sunshine in October
Valleytown, MT

Average daylight in October / Average sunshine in October - Valleytown, MT
  • Average daylight in October: 10h and 5min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in October: 6h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in October
Valleytown, MT

Average sunshine days in October - Valleytown, MT
  • Average sunshine days in October: 21 days

The month with the most sunshine days is October (21 days).
The month with the least sunshine days is April (15.4 days).

Average UV index in October
Valleytown, MT

Average UV index in October - Valleytown, MT
  • Average UV index in October: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in October
Valleytown, MT

Average cloud cover in October - Valleytown, MT
  • Average cloud cover in October: 32

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 18).

Average visibility in October
Valleytown, MT

Average visibility in October - Valleytown, MT
  • Average visibility in October: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Valleytown, Montana, USA

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