October weather forecast
Saint Charles, ID

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Weather in October

October, like September, in Saint Charles, Idaho, is a cool autumn month, with an average temperature ranging between min 31.5°F (-0.3°C) and max 50.7°F (10.4°C).

Temperature

A shift in Saint Charles's weather is noticeable as September turns into October, with the average high temperature decreasing from an agreeable 68.4°F (20.2°C) to a fresh 50.7°F (10.4°C). In October, Saint Charles experiences an average nighttime temperature of 31.5°F (-0.3°C).

Humidity

The average relative humidity in October in Saint Charles is 64%.

Rainfall

In Saint Charles, during October, the rain falls for 9.6 days and regularly aggregates up to 1.06" (27mm) of precipitation. In Saint Charles, during the entire year, the rain falls for 105.7 days and collects up to 16.69" (424mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Saint Charles. In Saint Charles, in October, snow falls for 5.2 days, with typically accumulated 2.83" (72mm) of snow. Throughout the year, in Saint Charles, there are 104.6 snowfall days, and 63.58" (1615mm) of snow is accumulated.

Daylight

In Saint Charles, the average length of the day in October is 11h and 3min.
On the first day of the month, sunrise is at 7:23 am and sunset at 7:06 pm. On the last day of October, sunrise is at 7:58 am and sunset at 6:20 pm MDT.

Sunshine

In Saint Charles, the average sunshine in October is 7h.

UV index

In October, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 2 during October translates into these guidelines:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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Frequently asked questions

What is the average October temperature in Saint Charles?

The average high-temperature, in October, in Saint Charles, is 50.7°F (10.4°C), while the average low-temperature is 31.5°F (-0.3°C).

What is the average humidity in October in Saint Charles?

In October, the average relative humidity is 64%.

How much does it rain in Saint Charles in October?

In Saint Charles, Idaho, in October, it is raining for 9.6 days, with typically 1.06" (27mm) of accumulated precipitation.

How much does it snow in Saint Charles in October?

In Saint Charles, Idaho, in October, snow falls for 5.2 days, with typically accumulated 2.83" (72mm) of snow.

What is the average length of the day in October in Saint Charles?

In Saint Charles, Idaho, the average day length in October is 11h and 3min.

When are sunrise and sunset in October in Saint Charles?

In October, on the first day of the month, sunrise is at 7:23 am and sunset at 7:06 pm. On the last day of the month, sunrise is at 7:58 am and sunset at 6:20 pm MDT.

How long on average sun shines in October in Saint Charles?

In October, the average sunshine duration is 7h.

What is the UV index intensity in October in Saint Charles?

In Saint Charles, the average daily maximum UV index in October is 2. A UV Index estimate of 2, and below, represents a minimal 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
Saint Charles, ID

Average temperature in October - Saint Charles, ID
  • Average high temperature in October: 50.7°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is December (25.5°F).

  • Average low temperature in October: 31.5°F

The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is January (8.4°F).

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Average pressure in October
Saint Charles, ID

Average pressure in October - Saint Charles, ID
  • Average pressure in October: 30.05"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in October
Saint Charles, ID

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

The windiest month (with the highest average wind speed) is June (6mph).
The calmest month (with the lowest average wind speed) is January (4.3mph).

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Average humidity in October
Saint Charles, ID

Average humidity in October - Saint Charles, ID
  • Average humidity in October: 64%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in October
Saint Charles, ID

Average rainfall in October - Saint Charles, ID
  • Average rainfall in October: 1.06"

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is July (0.91").

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Average rainfall days in October
Saint Charles, ID

Average rainfall days in October - Saint Charles, ID
  • Average rainfall days in October: 9.6 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (4.3 days).

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Average snowfall in October
Saint Charles, ID

Average snowfall in October - Saint Charles, ID
  • Average snowfall in October: 2.83"

The month with the highest snowfall is March (12.17").
The months with the least snowfall are July and August (0").

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Average snowfall days in October
Saint Charles, ID

Average snowfall days in October - Saint Charles, ID
  • Average snowfall days in October: 5.2 days

The month with the highest number of snowfall days is February (20 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
Saint Charles, ID

Average daylight in October / Average sunshine in October - Saint Charles, ID
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in October: 7h and 0min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in October
Saint Charles, ID

Average sunshine days in October - Saint Charles, ID
  • Average sunshine days in October: 17.9 days

The month with the most sunshine days is July (18.4 days).
The month with the least sunshine days is February (8.6 days).

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Average UV index in October
Saint Charles, ID

Average UV index in October - Saint Charles, 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, November and December (UV index 1).

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Average cloud cover in October
Saint Charles, ID

Average cloud cover in October - Saint Charles, ID
  • Average cloud cover in October: 26

The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 13).

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Average visibility in October
Saint Charles, ID

Average visibility in October - Saint Charles, 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 and February (3mi).

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Saint Charles, Idaho, USA

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