October weather forecast
Creve Coeur, IL

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Weather in October

October, like September, in Creve Coeur, Illinois, is another comfortable autumn month, with an average temperature varying between 46.4°F (8°C) and 62.1°F (16.7°C).

Temperature

During Creve Coeur's transition into October, the average high-temperature lessens, moving from a warm 76.1°F (24.5°C) in September to an enjoyable 62.1°F (16.7°C). In the month of October, the temperature generally rests at an average low of 46.4°F (8°C).

Humidity

With an average relative humidity of 71%, October is the least humid month in Creve Coeur.

Rainfall

In Creve Coeur, in October, it is raining for 10.3 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, in Creve Coeur, there are 129.2 rainfall days, and 17.24" (438mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Creve Coeur. October is the first month it typically snows in Creve Coeur. Throughout October, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow. In Creve Coeur, during the entire year, snow falls for 26.7 days and aggregates up to 7.09" (180mm) of snow.

Daylight

The average length of the day in October in Creve Coeur is 11h and 7min.
On the first day of the month, sunrise is at 6:55 am and sunset at 6:39 pm. On the last day of October, in Creve Coeur, sunrise is at 7:28 am and sunset at 5:55 pm CDT.

Sunshine

In Creve Coeur, the average sunshine in October is 5.9h.

UV index

In October, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 3 in October interprets into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What is the temperature in October in Creve Coeur?

An average high-temperature, in October, in Creve Coeur, is 62.1°F (16.7°C) and the average low-temperature is 46.4°F (8°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 87.8°F (31°C).

What is the least humid month in Creve Coeur?

The least humid month is October, with an average relative humidity of 71%.

What is the average humidity in October in Creve Coeur?

The average relative humidity in October is 71%.

How much does it rain in Creve Coeur in October?

In October, in Creve Coeur, the rain falls for 10.3 days. Throughout October, 1.46" (37mm) of precipitation is accumulated.

When does it start to snow in Creve Coeur?

October is the first month it typically snows in Creve Coeur, Illinois. Throughout October, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow.

How many hours of daylight does Creve Coeur have in October?

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

When is the sunrise / sunset in October in Creve Coeur?

In October, on the first day of the month, sunrise is at 6:55 am and sunset at 6:39 pm. On the last day of the month, in Creve Coeur, Illinois, sunrise is at 7:28 am and sunset at 5:55 pm CDT.

How long on average sun shines in October in Creve Coeur?

In Creve Coeur, the average sunshine duration in October is 5.9h.

What is the UV index reading in October in Creve Coeur?

In Creve Coeur, Illinois, the average daily maximum UV index in October is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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
Creve Coeur, IL

Average temperature in October - Creve Coeur, IL
  • Average high temperature in October: 62.1°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (30.7°F).

  • Average low temperature in October: 46.4°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

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Average pressure in October
Creve Coeur, IL

Average pressure in October - Creve Coeur, 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 (29.91"Hg).

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Average wind speed in October
Creve Coeur, IL

Average wind speed in October - Creve Coeur, IL
  • Average wind speed in October: 9.3mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

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Average humidity in October
Creve Coeur, IL

Average humidity in October - Creve Coeur, IL
  • Average humidity in October: 71%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in October
Creve Coeur, IL

Average rainfall in October - Creve Coeur, IL
  • Average rainfall in October: 1.46"

The wettest month (with the highest rainfall) is May (2.64").
The driest month (with the least rainfall) is January (0.75").

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Average rainfall days in October
Creve Coeur, IL

Average rainfall days in October - Creve Coeur, IL
  • Average rainfall days in October: 10.3 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is February (4.6 days).

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Average snowfall in October
Creve Coeur, IL

Average snowfall in October - Creve Coeur, IL
  • Average snowfall in October: 0.08"

The month with the highest snowfall is January (2.36").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in October
Creve Coeur, IL

Average snowfall days in October - Creve Coeur, IL
  • Average snowfall days in October: 0.1 days

The month with the highest number of snowfall days is January (9 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
Creve Coeur, IL

Average daylight in October / Average sunshine in October - Creve Coeur, 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 18min).

  • Average sunshine in October: 5h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in October
Creve Coeur, IL

Average sunshine days in October - Creve Coeur, IL
  • Average sunshine days in October: 19.4 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.3 days).

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Average UV index in October
Creve Coeur, IL

Average UV index in October - Creve Coeur, 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
Creve Coeur, IL

Average cloud cover in October - Creve Coeur, IL
  • Average cloud cover in October: 36

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).

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Average visibility in October
Creve Coeur, IL

Average visibility in October - Creve Coeur, 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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Creve Coeur, Illinois, USA

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