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 comfortable autumn month, with average temperature ranging between min 32.2°F (0.1°C) and max 61.3°F (16.3°C).

Temperature

In October, the average high-temperature drops, from a warm 75°F (23.9°C) in September, to a comfortable 61.3°F (16.3°C). The average low-temperature, in October, is 32.2°F (0.1°C).

Rainfall

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

Daylight

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

Sunshine

The average sunshine in Idaho Falls is 8h.

UV index

The average daily maximum UV index in October is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in October in Idaho Falls?

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

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

In October, the rain falls for 5 days. Throughout October, 1.1" (28.4mm) of precipitation is accumulated.

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

In October, the average length of the day is 11h.

How long on average sun shines in October in Idaho Falls?

In October, the average sunshine is 8h.

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

In Idaho Falls, the average daily maximum UV index in October is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to the UV radiation.
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).