October weather forecast
Roanwood, MT

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Weather in October

October, the same as September, is another fresh autumn month in Roanwood, Montana, with an average temperature fluctuating between 39.6°F (4.2°C) and 53.8°F (12.1°C).

Temperature

October's onset brings a noticeable temperature drop, falling from an agreeable 70.2°F (21.2°C) in September to a cool 53.8°F (12.1°C). Throughout October, Roanwood encounters an average temperature drop to an icy 39.6°F (4.2°C).

Humidity

In October, the average relative humidity in Roanwood is 59%.

Rainfall

In Roanwood, in October, it is raining for 7.2 days, with typically 0.79" (20mm) of accumulated precipitation. In Roanwood, during the entire year, the rain falls for 90.8 days and collects up to 11.1" (282mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. October is the first month it typically snows in Roanwood. Throughout October, in the average 2.1 snowfall days, it receives 0.91" (23mm) of snow. In Roanwood, during the entire year, snow falls for 43.8 days and aggregates up to 13.11" (333mm) of snow.

Daylight

The average length of the day in October is 10h and 46min.
On the first day of the month, sunrise is at 7:06 am and sunset at 6:43 pm. On the last day of October, sunrise is at 7:52 am and sunset at 5:46 pm MDT.

Sunshine

The average sunshine in October is 6.3h.

UV index

In October, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In October, the UV index of 2 transforms into the following advice:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. When the Sun is at its strongest around midday, find shade and limit exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are October temperatures?

Roanwood in October has an average high-temperature of 53.8°F (12.1°C) and an average low-temperature of 39.6°F (4.2°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 80.6°F (27°C).

What is the average humidity in October?

The average relative humidity in October is 59%.

How many days does it rain in October?

In October, the rain falls for 7.2 days. Throughout October, 0.79" (20mm) of precipitation is accumulated.

When does it start snowing?

October is the first month it typically snows in Roanwood. Throughout October, in the average 2.1 snowfall days, it receives 0.91" (23mm) of snow.

What is the average length of the day in October?

The average day length in October is 10h and 46min.

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 7:06 am and sunset at 6:43 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 5:46 pm MDT.

How long on average sun shines in October?

In October, the average sunshine duration is 6.3h.

What is the UV index intensity in October?

In October, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents 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
Roanwood, MT

Average temperature in October - Roanwood, MT
  • Average high temperature in October: 53.8°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is February (23.7°F).

  • Average low temperature in October: 39.6°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is February (10.2°F).

Average pressure in October
Roanwood, MT

Average pressure in October - Roanwood, 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
Roanwood, MT

Average wind speed in October - Roanwood, MT
  • Average wind speed in October: 11.2mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is February (8.8mph).

Average humidity in October
Roanwood, MT

Average humidity in October - Roanwood, MT
  • Average humidity in October: 59%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (42%).

Average rainfall in October
Roanwood, MT

Average rainfall in October - Roanwood, MT
  • Average rainfall in October: 0.79"

The wettest month (with the highest rainfall) is June (2.01").
The driest months (with the least rainfall) are January and February (0.35").

Average rainfall days in October
Roanwood, MT

Average rainfall days in October - Roanwood, MT
  • Average rainfall days in October: 7.2 days

The month with the highest number of rainy days is May (13.8 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in October
Roanwood, MT

Average snowfall in October - Roanwood, MT
  • Average snowfall in October: 0.91"

The month with the highest snowfall is December (2.6").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in October
Roanwood, MT

Average snowfall days in October - Roanwood, MT
  • Average snowfall days in October: 2.1 days

The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in October / Average sunshine in October - Roanwood, 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 18min).

  • Average sunshine in October: 6h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in October
Roanwood, MT

Average sunshine days in October - Roanwood, MT
  • Average sunshine days in October: 20.5 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.8 days).

Average UV index in October
Roanwood, MT

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

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in October
Roanwood, MT

Average cloud cover in October - Roanwood, MT
  • Average cloud cover in October: 31

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 16).

Average visibility in October
Roanwood, MT

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

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

Roanwood, Montana, USA

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