October weather forecast
Eighteenmile, ID

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Weather in October

October, the same as September, in Eighteenmile, Idaho, is a frosty autumn month, with an average temperature varying between 28.9°F (-1.7°C) and 47.8°F (8.8°C).

Temperature

With the transition into October, Eighteenmile experiences a significant decrease in average high-temperatures, moving down from a refreshing 65.8°F (18.8°C) in September to a frosty 47.8°F (8.8°C). During October, the temperature tends to dip to an average of 28.9°F (-1.7°C) at night.

Humidity

The average relative humidity in October is 69%.

Rainfall

In Eighteenmile, in October, during 8.4 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. Throughout the year, there are 106.1 rainfall days, and 20.83" (529mm) of precipitation is accumulated.

Snowfall

January through July, September through December are months with snowfall. In Eighteenmile, during October, snow falls for 6.5 days and regularly aggregates up to 3.94" (100mm) of snow. Throughout the year, there are 138.1 snowfall days, and 107.64" (2734mm) of snow is accumulated.

Daylight

The average length of the day in October is 10h and 58min.
On the first day of October, sunrise is at 7:26 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 6:17 pm MDT.

Sunshine

In October, the average sunshine is 6.8h.

UV index

The average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In October, the maximum UV index of 2 suggests this advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average October temperature?

The high-temperature during October is 47.8°F (8.8°C) and the low-temperature is 28.9°F (-1.7°C).

What is the average humidity in October?

The average relative humidity in October is 69%.

How much does it rain in October?

In Eighteenmile, Idaho, in October, it is raining for 8.4 days, with typically 1.26" (32mm) of accumulated precipitation.

How much does it snow in October?

In Eighteenmile, in October, snow falls for 6.5 days, with typically accumulated 3.94" (100mm) of snow.

How many hours of daylight does Eighteenmile have in October?

The average day length in October is 10h and 58min.

When is the sunrise / sunset in October?

In October, on the first day of the month, sunrise is at 7:26 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 6:17 pm MDT.

How long on average sun shines in October?

In October, the average sunshine duration in Eighteenmile is 6.8h.

What is the UV index reading in October?

In October, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Eighteenmile, ID

Average temperature in October - Eighteenmile, ID
  • Average high temperature in October: 47.8°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is December (22.3°F).

  • Average low temperature in October: 28.9°F

The month with the highest average low temperature is August (46.6°F).
The coldest months (with the lowest average low temperature) are January and December (6.8°F).

Average pressure in October
Eighteenmile, ID

Average pressure in October - Eighteenmile, ID
  • Average pressure in October: 30.06"Hg

The month with the highest atmospheric pressure is January (30.26"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in October
Eighteenmile, ID

Average wind speed in October - Eighteenmile, ID
  • Average wind speed in October: 5.2mph

The windiest month (with the highest average wind speed) is June (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.4mph).

Average humidity in October
Eighteenmile, ID

Average humidity in October - Eighteenmile, ID
  • Average humidity in October: 69%

The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is August (47%).

Average rainfall in October
Eighteenmile, ID

Average rainfall in October - Eighteenmile, ID
  • Average rainfall in October: 1.26"

The wettest month (with the highest rainfall) is February (2.64").
The driest month (with the least rainfall) is July (0.47").

Average rainfall days in October
Eighteenmile, ID

Average rainfall days in October - Eighteenmile, ID
  • Average rainfall days in October: 8.4 days

The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (3.8 days).

Average snowfall in October
Eighteenmile, ID

Average snowfall in October - Eighteenmile, ID
  • Average snowfall in October: 3.94"

The month with the highest snowfall is January (19.84").
The month with the least snowfall is August (0").

Average snowfall days in October
Eighteenmile, ID

Average snowfall days in October - Eighteenmile, ID
  • Average snowfall days in October: 6.5 days

The month with the highest number of snowfall days is December (23 days).
The month with the least snowfall days is August (0 days).

Average daylight in October /
Average sunshine in October
Eighteenmile, ID

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in October: 6h and 5min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in October
Eighteenmile, ID

Average sunshine days in October - Eighteenmile, ID
  • Average sunshine days in October: 17.5 days

The month with the most sunshine days is July (21.2 days).
The month with the least sunshine days is February (5.9 days).

Average UV index in October
Eighteenmile, ID

Average UV index in October - Eighteenmile, ID
  • Average UV index in October: 2

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in October
Eighteenmile, ID

Average cloud cover in October - Eighteenmile, ID
  • Average cloud cover in October: 29

The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 13).

Average visibility in October
Eighteenmile, ID

Average visibility in October - Eighteenmile, ID
  • Average visibility in October: 6mi

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (3mi).

Eighteenmile, Idaho, USA

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