October weather forecast
Fallon, MT

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Weather in October

October, like September, in Fallon, Montana, is a cool autumn month, with an average temperature ranging between max 54.7°F (12.6°C) and min 40.1°F (4.5°C).

Temperature

As September transitions into October, a clear downswing in temperatures is observed, with average highs retreating from an agreeable 73°F (22.8°C) to a cool 54.7°F (12.6°C). An average low-temperature of 40.1°F (4.5°C) is noted during the nights in October in Fallon.

Humidity

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

Rainfall

In Fallon, in October, it is raining for 8.2 days, with typically 0.79" (20mm) of accumulated precipitation. In Fallon, during the entire year, the rain falls for 102.6 days and collects up to 13.35" (339mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Fallon. October is the first month it typically snows in Fallon. Throughout October, in the average 2.4 snowfall days, it receives 0.47" (12mm) of snow. In Fallon, Montana, during the entire year, snow falls for 58.7 days and aggregates up to 17.28" (439mm) of snow.

Daylight

In October, the average length of the day in Fallon is 10h and 52min.
On the first day of the month, sunrise is at 7:00 am and sunset at 6:39 pm. On the last day of October, in Fallon, sunrise is at 7:42 am and sunset at 5:45 pm MDT.

Sunshine

In Fallon, the average sunshine in October is 6.3h.

UV index

The average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 3 in October suggests the following recommendations:
Guard yourself - Avoiding sunburn is suggested. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

What is the temperature in October in Fallon?

The average high-temperature and low-temperature in Fallon during October are 54.7°F (12.6°C) and 40.1°F (4.5°C) respectively. 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 calculated to be 82.4°F (28°C).

What is the average humidity in October in Fallon?

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

How much does it rain in Fallon in October?

In Fallon, in October, during 8.2 rainfall days, 0.79" (20mm) of precipitation is typically accumulated.

When does it start snowing in Fallon?

October is the first month it typically snows in Fallon, Montana. Throughout October, in the average 2.4 snowfall days, it receives 0.47" (12mm) of snow.

How many hours of daylight does Fallon have in October?

In Fallon, Montana, the average day length in October is 10h and 52min.

What time are sunrise and sunset in October in Fallon?

On the first day of October in Fallon, sunrise is at 7:00 am and sunset at 6:39 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:45 pm MDT.

How long on average sun shines in October in Fallon?

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

What is the UV index intensity in October in Fallon?

In October, the average daily maximum UV index in Fallon is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from 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
Fallon, MT

Average temperature in October - Fallon, MT
  • Average high temperature in October: 54.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.5°F).

  • Average low temperature in October: 40.1°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).

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Average pressure in October
Fallon, MT

Average pressure in October - Fallon, MT
  • Average pressure in October: 29.97"Hg

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in October
Fallon, MT

Average wind speed in October - Fallon, MT
  • Average wind speed in October: 11.1mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is August (9.3mph).

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Average humidity in October
Fallon, MT

Average humidity in October - Fallon, 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 (43%).

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Average rainfall in October
Fallon, MT

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

The wettest month (with the highest rainfall) is May (2.2").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in October
Fallon, MT

Average rainfall days in October - Fallon, MT
  • Average rainfall days in October: 8.2 days

The month with the highest number of rainy days is May (13.7 days).
The month with the least rainy days is February (4 days).

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Average snowfall in October
Fallon, MT

Average snowfall in October - Fallon, MT
  • Average snowfall in October: 0.47"

The month with the highest snowfall is February (3.62").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in October
Fallon, MT

Average snowfall days in October - Fallon, MT
  • Average snowfall days in October: 2.4 days

The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in October: 6h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

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Average sunshine days in October
Fallon, MT

Average sunshine days in October - Fallon, MT
  • Average sunshine days in October: 19.2 days

The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is June (13.1 days).

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Average UV index in October
Fallon, MT

Average UV index in October - Fallon, MT
  • Average UV index in October: 3

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

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Average cloud cover in October
Fallon, MT

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

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 17).

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Average visibility in October
Fallon, MT

Average visibility in October - Fallon, 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).

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Fallon, Montana, USA

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