October weather forecast
American Falls, ID

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Weather in October

October sees the full onset of autumn in American Falls. Temperatures slide into more bearable ranges, making outdoor activities more comfortable without the summer heat. The elevated relative humidity signifies the moisture in the air, while the decreasing daylight hours promise a change in season. Short-lived snowfall makes an appearance late in the month, signaling the approach of the colder months. The change in environmental conditions prompts a noticeable shift in atmospheric pressure to 30.05 in.

Temperature

October's arrival sees a clear drop in the average high-temperature, decreasing from September's warm 73.9°F (23.3°C) to a moderate 56.3°F (13.5°C). American Falls records an average nighttime low of 39°F (3.9°C) in October.

Humidity

The average relative humidity in October in American Falls, Idaho, is 54%.

Rainfall

In October, the rain falls for 8.2 days. Throughout October, 0.75" (19mm) of precipitation is accumulated. Throughout the year, in American Falls, Idaho, there are 108.7 rainfall days, and 10.47" (266mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In American Falls, in October, during 0.8 snowfall days, 0.16" (4mm) of snow is typically accumulated. In American Falls, during the entire year, snow falls for 57.1 days and aggregates up to 25.2" (640mm) of snow.

Daylight

The average length of the day in October in American Falls is 11h and 2min.
On the first day of the month, sunrise is at 7:29 am and sunset at 7:12 pm. On the last day of October, in American Falls, Idaho, sunrise is at 8:05 am and sunset at 6:24 pm MDT.

Sunshine

In American Falls, the average sunshine in October is 7.6h.

UV index

In October, the average daily maximum UV index in American Falls is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In October, a daily UV index of 3 turns into the following recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What is the average October temperature in American Falls?

An average high-temperature, in October, in American Falls, is 56.3°F (13.5°C) and the average low-temperature is 39°F (3.9°C).

What is the average humidity in October in American Falls?

In American Falls, Idaho, the average relative humidity in October is 54%.

How many days does it rain in October in American Falls?

In American Falls, Idaho, during October, the rain falls for 8.2 days and regularly aggregates up to 0.75" (19mm) of precipitation.

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

In American Falls, Idaho, in October, during 0.8 snowfall days, 0.16" (4mm) of snow is typically accumulated.

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

The average day length in October is 11h and 2min.

When is the sunrise / sunset in October in American Falls?

On the first day of October in American Falls, Idaho, sunrise is at 7:29 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 8:05 am and sunset at 6:24 pm MDT.

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

In October, the average sunshine duration in American Falls is 7.6h.

What is the UV index intensity in October in American Falls?

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

Average temperature in October - American Falls, ID
  • Average high temperature in October: 56.3°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is December (29.3°F).

  • Average low temperature in October: 39°F

The month with the highest average low temperature is August (58.5°F).
The coldest months (with the lowest average low temperature) are January and December (18°F).

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Average pressure in October
American Falls, ID

Average pressure in October - American Falls, ID
  • Average pressure in October: 30.05"Hg

The month with the highest atmospheric pressure is January (30.3"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in October
American Falls, ID

Average wind speed in October - American Falls, ID
  • Average wind speed in October: 7.8mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest months (with the lowest average wind speed) are January and December (7mph).

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Average humidity in October
American Falls, ID

Average humidity in October - American Falls, ID
  • Average humidity in October: 54%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (32%).

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Average rainfall in October
American Falls, ID

Average rainfall in October - American Falls, ID
  • Average rainfall in October: 0.75"

The wettest month (with the highest rainfall) is March (1.18").
The driest month (with the least rainfall) is July (0.59").

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Average rainfall days in October
American Falls, ID

Average rainfall days in October - American Falls, ID
  • Average rainfall days in October: 8.2 days

The month with the highest number of rainy days is March (12.5 days).
The month with the least rainy days is January (6.4 days).

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Average snowfall in October
American Falls, ID

Average snowfall in October - American Falls, ID
  • Average snowfall in October: 0.16"

The month with the highest snowfall is January (7.2").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in October
American Falls, ID

Average snowfall days in October - American Falls, ID
  • Average snowfall days in October: 0.8 days

The month with the highest number of snowfall days is December (13.7 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in October /
Average sunshine in October
American Falls, ID

Average daylight in October / Average sunshine in October - American Falls, ID
  • Average daylight in October: 11h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in October: 7h and 4min

The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in October
American Falls, ID

Average sunshine days in October - American Falls, ID
  • Average sunshine days in October: 20.3 days

The month with the most sunshine days is October (20.3 days).
The month with the least sunshine days is February (12.4 days).

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Average UV index in October
American Falls, ID

Average UV index in October - American Falls, ID
  • Average UV index in October: 3

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in October
American Falls, ID

Average cloud cover in October - American Falls, ID
  • Average cloud cover in October: 21

The months with the most cloud cover are February and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 11).

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Average visibility in October
American Falls, ID

Average visibility in October - American Falls, ID
  • Average visibility in October: 6mi

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

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American Falls, Idaho, USA

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