Idaho Falls
Idaho, USA
Long-term weather forecast
Long-term weather forecast

October weather forecast and climate
Idaho Falls, ID

An eye-catching shot of the Snake River, Idaho Falls, with a clear view of the iconic Idaho Falls Temple in the back, through the trees
An eye-catching shot of the Snake River, Idaho Falls, with a clear view of the iconic Idaho Falls Temple in the back, through the trees
October, like September, in Idaho Falls, Idaho, is another enjoyable autumn month, with average temperature ranging between min 32.2°F (0.1°C) and max 61.3°F (16.3°C).

Temperature

In Idaho Falls, the average high-temperature in October decreases, from a warm 75°F (23.9°C) in September, to an enjoyable 61.3°F (16.3°C). In October, the average low-temperature is 32.2°F (0.1°C).

Rainfall

In Idaho Falls, during October, the rain falls for 5 days and regularly aggregates up to 1.1" (28.4mm) of precipitation. Throughout the year, there are 100 rainfall days, and 14.2" (361.1mm) of precipitation is accumulated.

Daylight

The average length of the day in October is 11h.

Sunshine

The average sunshine in Idaho Falls, Idaho, is 8h.

UV index

The average daily maximum UV index in Idaho Falls is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV radiation for the average person.
The average daily UV index of 4 in October transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in October in Idaho Falls?

In Idaho Falls, in October, the average high-temperature is 61.3°F (16.3°C), and the average low-temperature is 32.2°F (0.1°C).

How much does it rain in Idaho Falls in October?

In Idaho Falls, in October, it is raining for 5 days, with typically 1.1" (28.4mm) of accumulated precipitation.

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

The average length of the day in October in Idaho Falls is 11h.

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

In October, the average sunshine in Idaho Falls is 8h.

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

The average daily maximum UV index in October is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from the exposure to the Sun's UV rays.
Average temperature in October - Idaho Falls, ID
  • Average high temperature in October: 61.4°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in October: 32.2°F

The month with the highest average low temperature is July (51.4°F).
The coldest month (with the lowest average low temperature) is January (12.5°F).

Average rainfall in October - Idaho Falls, ID
  • Average rainfall in October: 1.1"

The wettest month (with the highest rainfall) is May (2").
The driest month (with the lowest rainfall) is July (0.7").

Average rainfall days in October - Idaho Falls, ID
  • Average rainfall days in October: 5 days

Months with the highest number of rainy days are January and December (11 days).
Months with the lowest number of rainy days are July and October (5 days).

Average daylight in October / Average sunshine in October - Idaho Falls, ID
  • Average daylight in October: 11h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).

  • Average sunshine in October: 8h

The month with most sunshine is July (Average sunshine: 12h).
Months with least sunshine are January, November and December (Average sunshine: 4).

Average UV index in October - Idaho Falls, ID
  • Average UV index in October: 4

The month with the highest UV index is July (UV index 10).
Months with the lowest UV index are January and December (UV index 1).