October weather forecast
Bismarck, IL

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Weather in October

October, like September, in Bismarck, Illinois, is another refreshing autumn month, with an average temperature fluctuating between 63.1°F (17.3°C) and 47.1°F (8.4°C).

Temperature

With the onset of October, Bismarck's average high-temperature adjusts, receding from September's warm 76.1°F (24.5°C) to a comfortable 63.1°F (17.3°C). October witnesses an average low-temperature hovering around a chilly 47.1°F (8.4°C).

Humidity

The least humid month is October, with an average relative humidity of 72%.

Rainfall

In Bismarck, during October, the rain falls for 12.4 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Bismarck, during the entire year, the rain falls for 151.8 days and collects up to 25.63" (651mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in October in Bismarck is 11h and 7min.
On the first day of October in Bismarck, Illinois, sunrise is at 6:47 am and sunset at 6:32 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:48 pm CDT.

Sunshine

The average sunshine in October in Bismarck is 6.3h.

UV index

In Bismarck, the average daily maximum UV index in October is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In October, the maximum UV index of 3 suggests this advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

What is the usual temperature for Bismarck in October?

The high-temperature in Bismarck, Illinois, during October is 63.1°F (17.3°C) and the low-temperature is 47.1°F (8.4°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is appraised at 86°F (30°C).

What is the least humid month in Bismarck?

October is the least humid month in Bismarck, Illinois, with an average relative humidity of 72%.

What is the average humidity in October in Bismarck?

In October, the average relative humidity in Bismarck, Illinois, is 72%.

How much does it rain in Bismarck in October?

In Bismarck, in October, it is raining for 12.4 days, with typically 2.05" (52mm) of accumulated precipitation.

When it does not snow in Bismarck?

May through October are months without snowfall in Bismarck.

Does it snow in Bismarck in October?

In Bismarck, in October, it doesn't snow. In November, it regularly snows.

How many hours of daylight does Bismarck have in October?

In October, the average day length in Bismarck, Illinois, is 11h and 7min.

When are sunrise and sunset in October in Bismarck?

In October, on the first day of the month, sunrise is at 6:47 am and sunset at 6:32 pm. On the last day of the month, in Bismarck, Illinois, sunrise is at 7:19 am and sunset at 5:48 pm CDT.

How long on average sun shines in October in Bismarck?

In October, the average sunshine duration in Bismarck is 6.3h.

What is the UV index intensity in October in Bismarck?

In Bismarck, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in October
Bismarck, IL

Average temperature in October - Bismarck, IL
  • Average high temperature in October: 63.1°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in October: 47.1°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

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Average pressure in October
Bismarck, IL

Average pressure in October - Bismarck, IL
  • Average pressure in October: 30.02"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in October
Bismarck, IL

Average wind speed in October - Bismarck, IL
  • Average wind speed in October: 9.1mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in October
Bismarck, IL

Average humidity in October - Bismarck, IL
  • Average humidity in October: 72%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in October
Bismarck, IL

Average rainfall in October - Bismarck, IL
  • Average rainfall in October: 2.05"

The wettest month (with the highest rainfall) is April (3.23").
The driest months (with the least rainfall) are February and September (1.38").

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Average rainfall days in October
Bismarck, IL

Average rainfall days in October - Bismarck, IL
  • Average rainfall days in October: 12.4 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (6.6 days).

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Average snowfall in October
Bismarck, IL

Average snowfall in October - Bismarck, IL
  • Average snowfall in October: 0"

The month with the highest snowfall is February (2.64").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in October
Bismarck, IL

Average snowfall days in October - Bismarck, IL
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in October /
Average sunshine in October
Bismarck, IL

Average daylight in October / Average sunshine in October - Bismarck, IL
  • Average daylight in October: 11h and 1min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in October: 6h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in October
Bismarck, IL

Average sunshine days in October - Bismarck, IL
  • Average sunshine days in October: 16.5 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is July (9.5 days).

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Average UV index in October
Bismarck, IL

Average UV index in October - Bismarck, IL
  • Average UV index in October: 3

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in October
Bismarck, IL

Average cloud cover in October - Bismarck, IL
  • Average cloud cover in October: 37

The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are June, August and September (Cloud cover 32).

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Average visibility in October
Bismarck, IL

Average visibility in October - Bismarck, IL
  • Average visibility in October: 6mi

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

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Bismarck, Illinois, USA

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